diff --git a/gstreamer-app/src/auto/app_sink.rs b/gstreamer-app/src/auto/app_sink.rs
index 1b7769312..572b716fb 100644
--- a/gstreamer-app/src/auto/app_sink.rs
+++ b/gstreamer-app/src/auto/app_sink.rs
@@ -18,7 +18,7 @@ use std::boxed::Box as Box_;
 use std::mem::transmute;
 
 glib_wrapper! {
-    pub struct AppSink(Object<gst_app_sys::GstAppSink, gst_app_sys::GstAppSinkClass, AppSinkClass>) @extends gst_base::BaseSink, gst::Element, gst::Object, @implements gst::URIHandler;
+    pub struct AppSink(Object<gst_app_sys::GstAppSink, gst_app_sys::GstAppSinkClass>) @extends gst_base::BaseSink, gst::Element, gst::Object, @implements gst::URIHandler;
 
     match fn {
         get_type => || gst_app_sys::gst_app_sink_get_type(),
diff --git a/gstreamer-app/src/auto/app_src.rs b/gstreamer-app/src/auto/app_src.rs
index e9cbdbb19..a95452bfe 100644
--- a/gstreamer-app/src/auto/app_src.rs
+++ b/gstreamer-app/src/auto/app_src.rs
@@ -19,7 +19,7 @@ use std::mem::transmute;
 use AppStreamType;
 
 glib_wrapper! {
-    pub struct AppSrc(Object<gst_app_sys::GstAppSrc, gst_app_sys::GstAppSrcClass, AppSrcClass>) @extends gst_base::BaseSrc, gst::Element, gst::Object, @implements gst::URIHandler;
+    pub struct AppSrc(Object<gst_app_sys::GstAppSrc, gst_app_sys::GstAppSrcClass>) @extends gst_base::BaseSrc, gst::Element, gst::Object, @implements gst::URIHandler;
 
     match fn {
         get_type => || gst_app_sys::gst_app_src_get_type(),
diff --git a/gstreamer-app/src/auto/mod.rs b/gstreamer-app/src/auto/mod.rs
index 575cebfe1..aac21fb66 100644
--- a/gstreamer-app/src/auto/mod.rs
+++ b/gstreamer-app/src/auto/mod.rs
@@ -3,10 +3,10 @@
 // DO NOT EDIT
 
 mod app_sink;
-pub use self::app_sink::{AppSink, AppSinkClass};
+pub use self::app_sink::AppSink;
 
 mod app_src;
-pub use self::app_src::{AppSrc, AppSrcClass};
+pub use self::app_src::AppSrc;
 
 mod enums;
 pub use self::enums::AppStreamType;
diff --git a/gstreamer-app/src/auto/versions.txt b/gstreamer-app/src/auto/versions.txt
index d25d2aa4f..03f3faacf 100644
--- a/gstreamer-app/src/auto/versions.txt
+++ b/gstreamer-app/src/auto/versions.txt
@@ -1,2 +1,2 @@
-Generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+Generated by gir (https://github.com/gtk-rs/gir @ db37199)
+from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
diff --git a/gstreamer-app/sys/build.rs b/gstreamer-app/sys/build.rs
index f50829805..93a1b219b 100644
--- a/gstreamer-app/sys/build.rs
+++ b/gstreamer-app/sys/build.rs
@@ -1,5 +1,5 @@
-// This file was generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-// from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+// This file was generated by gir (https://github.com/gtk-rs/gir @ db37199)
+// from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
 // DO NOT EDIT
 
 #[cfg(not(feature = "dox"))]
diff --git a/gstreamer-app/sys/src/lib.rs b/gstreamer-app/sys/src/lib.rs
index 70b74bfaf..5947869d7 100644
--- a/gstreamer-app/sys/src/lib.rs
+++ b/gstreamer-app/sys/src/lib.rs
@@ -1,5 +1,5 @@
-// This file was generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-// from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+// This file was generated by gir (https://github.com/gtk-rs/gir @ db37199)
+// from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
 // DO NOT EDIT
 
 #![allow(non_camel_case_types, non_upper_case_globals, non_snake_case)]
diff --git a/gstreamer-app/sys/tests/abi.rs b/gstreamer-app/sys/tests/abi.rs
index 4df737149..8e8f10633 100644
--- a/gstreamer-app/sys/tests/abi.rs
+++ b/gstreamer-app/sys/tests/abi.rs
@@ -1,5 +1,5 @@
-// This file was generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-// from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+// This file was generated by gir (https://github.com/gtk-rs/gir @ db37199)
+// from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
 // DO NOT EDIT
 
 extern crate gstreamer_app_sys;
diff --git a/gstreamer-app/sys/tests/constant.c b/gstreamer-app/sys/tests/constant.c
index 689d41c2c..7a1c810ac 100644
--- a/gstreamer-app/sys/tests/constant.c
+++ b/gstreamer-app/sys/tests/constant.c
@@ -1,5 +1,5 @@
-// This file was generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-// from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+// This file was generated by gir (https://github.com/gtk-rs/gir @ db37199)
+// from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
 // DO NOT EDIT
 
 #include "manual.h"
diff --git a/gstreamer-app/sys/tests/layout.c b/gstreamer-app/sys/tests/layout.c
index fef86c05f..291623e9a 100644
--- a/gstreamer-app/sys/tests/layout.c
+++ b/gstreamer-app/sys/tests/layout.c
@@ -1,5 +1,5 @@
-// This file was generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-// from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+// This file was generated by gir (https://github.com/gtk-rs/gir @ db37199)
+// from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
 // DO NOT EDIT
 
 #include "manual.h"
diff --git a/gstreamer-audio/src/auto/audio_base_sink.rs b/gstreamer-audio/src/auto/audio_base_sink.rs
index 0e3817042..69a5d186b 100644
--- a/gstreamer-audio/src/auto/audio_base_sink.rs
+++ b/gstreamer-audio/src/auto/audio_base_sink.rs
@@ -18,7 +18,7 @@ use std::boxed::Box as Box_;
 use std::mem::transmute;
 
 glib_wrapper! {
-    pub struct AudioBaseSink(Object<gst_audio_sys::GstAudioBaseSink, gst_audio_sys::GstAudioBaseSinkClass, AudioBaseSinkClass>) @extends gst_base::BaseSink, gst::Element, gst::Object;
+    pub struct AudioBaseSink(Object<gst_audio_sys::GstAudioBaseSink, gst_audio_sys::GstAudioBaseSinkClass>) @extends gst_base::BaseSink, gst::Element, gst::Object;
 
     match fn {
         get_type => || gst_audio_sys::gst_audio_base_sink_get_type(),
diff --git a/gstreamer-audio/src/auto/audio_base_src.rs b/gstreamer-audio/src/auto/audio_base_src.rs
index ae330a2b4..c47dd39af 100644
--- a/gstreamer-audio/src/auto/audio_base_src.rs
+++ b/gstreamer-audio/src/auto/audio_base_src.rs
@@ -18,7 +18,7 @@ use std::boxed::Box as Box_;
 use std::mem::transmute;
 
 glib_wrapper! {
-    pub struct AudioBaseSrc(Object<gst_audio_sys::GstAudioBaseSrc, gst_audio_sys::GstAudioBaseSrcClass, AudioBaseSrcClass>) @extends gst_base::BaseSrc, gst::Element, gst::Object;
+    pub struct AudioBaseSrc(Object<gst_audio_sys::GstAudioBaseSrc, gst_audio_sys::GstAudioBaseSrcClass>) @extends gst_base::BaseSrc, gst::Element, gst::Object;
 
     match fn {
         get_type => || gst_audio_sys::gst_audio_base_src_get_type(),
diff --git a/gstreamer-audio/src/auto/audio_decoder.rs b/gstreamer-audio/src/auto/audio_decoder.rs
index 350a8fddb..b8a6cfdb3 100644
--- a/gstreamer-audio/src/auto/audio_decoder.rs
+++ b/gstreamer-audio/src/auto/audio_decoder.rs
@@ -17,7 +17,7 @@ use std::mem::transmute;
 use AudioInfo;
 
 glib_wrapper! {
-    pub struct AudioDecoder(Object<gst_audio_sys::GstAudioDecoder, gst_audio_sys::GstAudioDecoderClass, AudioDecoderClass>) @extends gst::Element, gst::Object;
+    pub struct AudioDecoder(Object<gst_audio_sys::GstAudioDecoder, gst_audio_sys::GstAudioDecoderClass>) @extends gst::Element, gst::Object;
 
     match fn {
         get_type => || gst_audio_sys::gst_audio_decoder_get_type(),
diff --git a/gstreamer-audio/src/auto/audio_encoder.rs b/gstreamer-audio/src/auto/audio_encoder.rs
index 88c943e70..9174a0cdc 100644
--- a/gstreamer-audio/src/auto/audio_encoder.rs
+++ b/gstreamer-audio/src/auto/audio_encoder.rs
@@ -16,7 +16,7 @@ use std::mem::transmute;
 use AudioInfo;
 
 glib_wrapper! {
-    pub struct AudioEncoder(Object<gst_audio_sys::GstAudioEncoder, gst_audio_sys::GstAudioEncoderClass, AudioEncoderClass>) @extends gst::Element, gst::Object;
+    pub struct AudioEncoder(Object<gst_audio_sys::GstAudioEncoder, gst_audio_sys::GstAudioEncoderClass>) @extends gst::Element, gst::Object;
 
     match fn {
         get_type => || gst_audio_sys::gst_audio_encoder_get_type(),
diff --git a/gstreamer-audio/src/auto/audio_sink.rs b/gstreamer-audio/src/auto/audio_sink.rs
index 2254eac07..98e5fdad6 100644
--- a/gstreamer-audio/src/auto/audio_sink.rs
+++ b/gstreamer-audio/src/auto/audio_sink.rs
@@ -9,7 +9,7 @@ use gst_base;
 use AudioBaseSink;
 
 glib_wrapper! {
-    pub struct AudioSink(Object<gst_audio_sys::GstAudioSink, gst_audio_sys::GstAudioSinkClass, AudioSinkClass>) @extends AudioBaseSink, gst_base::BaseSink, gst::Element, gst::Object;
+    pub struct AudioSink(Object<gst_audio_sys::GstAudioSink, gst_audio_sys::GstAudioSinkClass>) @extends AudioBaseSink, gst_base::BaseSink, gst::Element, gst::Object;
 
     match fn {
         get_type => || gst_audio_sys::gst_audio_sink_get_type(),
diff --git a/gstreamer-audio/src/auto/audio_src.rs b/gstreamer-audio/src/auto/audio_src.rs
index c310acda8..c43d5cfca 100644
--- a/gstreamer-audio/src/auto/audio_src.rs
+++ b/gstreamer-audio/src/auto/audio_src.rs
@@ -9,7 +9,7 @@ use gst_base;
 use AudioBaseSrc;
 
 glib_wrapper! {
-    pub struct AudioSrc(Object<gst_audio_sys::GstAudioSrc, gst_audio_sys::GstAudioSrcClass, AudioSrcClass>) @extends AudioBaseSrc, gst_base::BaseSrc, gst::Element, gst::Object;
+    pub struct AudioSrc(Object<gst_audio_sys::GstAudioSrc, gst_audio_sys::GstAudioSrcClass>) @extends AudioBaseSrc, gst_base::BaseSrc, gst::Element, gst::Object;
 
     match fn {
         get_type => || gst_audio_sys::gst_audio_src_get_type(),
diff --git a/gstreamer-audio/src/auto/mod.rs b/gstreamer-audio/src/auto/mod.rs
index bbe36b9c6..aede8ca07 100644
--- a/gstreamer-audio/src/auto/mod.rs
+++ b/gstreamer-audio/src/auto/mod.rs
@@ -4,25 +4,25 @@
 
 mod audio_base_sink;
 pub use self::audio_base_sink::AudioBaseSinkExt;
-pub use self::audio_base_sink::{AudioBaseSink, AudioBaseSinkClass, NONE_AUDIO_BASE_SINK};
+pub use self::audio_base_sink::{AudioBaseSink, NONE_AUDIO_BASE_SINK};
 
 mod audio_base_src;
 pub use self::audio_base_src::AudioBaseSrcExt;
-pub use self::audio_base_src::{AudioBaseSrc, AudioBaseSrcClass, NONE_AUDIO_BASE_SRC};
+pub use self::audio_base_src::{AudioBaseSrc, NONE_AUDIO_BASE_SRC};
 
 mod audio_decoder;
 pub use self::audio_decoder::AudioDecoderExt;
-pub use self::audio_decoder::{AudioDecoder, AudioDecoderClass, NONE_AUDIO_DECODER};
+pub use self::audio_decoder::{AudioDecoder, NONE_AUDIO_DECODER};
 
 mod audio_encoder;
 pub use self::audio_encoder::AudioEncoderExt;
-pub use self::audio_encoder::{AudioEncoder, AudioEncoderClass, NONE_AUDIO_ENCODER};
+pub use self::audio_encoder::{AudioEncoder, NONE_AUDIO_ENCODER};
 
 mod audio_sink;
-pub use self::audio_sink::{AudioSink, AudioSinkClass, NONE_AUDIO_SINK};
+pub use self::audio_sink::{AudioSink, NONE_AUDIO_SINK};
 
 mod audio_src;
-pub use self::audio_src::{AudioSrc, AudioSrcClass, NONE_AUDIO_SRC};
+pub use self::audio_src::{AudioSrc, NONE_AUDIO_SRC};
 
 mod stream_volume;
 pub use self::stream_volume::StreamVolumeExt;
diff --git a/gstreamer-audio/src/auto/versions.txt b/gstreamer-audio/src/auto/versions.txt
index d25d2aa4f..03f3faacf 100644
--- a/gstreamer-audio/src/auto/versions.txt
+++ b/gstreamer-audio/src/auto/versions.txt
@@ -1,2 +1,2 @@
-Generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+Generated by gir (https://github.com/gtk-rs/gir @ db37199)
+from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
diff --git a/gstreamer-audio/sys/build.rs b/gstreamer-audio/sys/build.rs
index f50829805..93a1b219b 100644
--- a/gstreamer-audio/sys/build.rs
+++ b/gstreamer-audio/sys/build.rs
@@ -1,5 +1,5 @@
-// This file was generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-// from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+// This file was generated by gir (https://github.com/gtk-rs/gir @ db37199)
+// from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
 // DO NOT EDIT
 
 #[cfg(not(feature = "dox"))]
diff --git a/gstreamer-audio/sys/src/lib.rs b/gstreamer-audio/sys/src/lib.rs
index af66d37e6..ff13ff387 100644
--- a/gstreamer-audio/sys/src/lib.rs
+++ b/gstreamer-audio/sys/src/lib.rs
@@ -1,5 +1,5 @@
-// This file was generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-// from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+// This file was generated by gir (https://github.com/gtk-rs/gir @ db37199)
+// from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
 // DO NOT EDIT
 
 #![allow(non_camel_case_types, non_upper_case_globals, non_snake_case)]
diff --git a/gstreamer-audio/sys/tests/abi.rs b/gstreamer-audio/sys/tests/abi.rs
index 1458e1ca5..2ab7e3711 100644
--- a/gstreamer-audio/sys/tests/abi.rs
+++ b/gstreamer-audio/sys/tests/abi.rs
@@ -1,5 +1,5 @@
-// This file was generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-// from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+// This file was generated by gir (https://github.com/gtk-rs/gir @ db37199)
+// from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
 // DO NOT EDIT
 
 extern crate gstreamer_audio_sys;
diff --git a/gstreamer-audio/sys/tests/constant.c b/gstreamer-audio/sys/tests/constant.c
index 689d41c2c..7a1c810ac 100644
--- a/gstreamer-audio/sys/tests/constant.c
+++ b/gstreamer-audio/sys/tests/constant.c
@@ -1,5 +1,5 @@
-// This file was generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-// from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+// This file was generated by gir (https://github.com/gtk-rs/gir @ db37199)
+// from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
 // DO NOT EDIT
 
 #include "manual.h"
diff --git a/gstreamer-audio/sys/tests/layout.c b/gstreamer-audio/sys/tests/layout.c
index fef86c05f..291623e9a 100644
--- a/gstreamer-audio/sys/tests/layout.c
+++ b/gstreamer-audio/sys/tests/layout.c
@@ -1,5 +1,5 @@
-// This file was generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-// from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+// This file was generated by gir (https://github.com/gtk-rs/gir @ db37199)
+// from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
 // DO NOT EDIT
 
 #include "manual.h"
diff --git a/gstreamer-base/src/auto/adapter.rs b/gstreamer-base/src/auto/adapter.rs
index 548b7ec75..6c2f9f10f 100644
--- a/gstreamer-base/src/auto/adapter.rs
+++ b/gstreamer-base/src/auto/adapter.rs
@@ -10,7 +10,7 @@ use gst_base_sys;
 use std::mem;
 
 glib_wrapper! {
-    pub struct Adapter(Object<gst_base_sys::GstAdapter, gst_base_sys::GstAdapterClass, AdapterClass>);
+    pub struct Adapter(Object<gst_base_sys::GstAdapter, gst_base_sys::GstAdapterClass>);
 
     match fn {
         get_type => || gst_base_sys::gst_adapter_get_type(),
diff --git a/gstreamer-base/src/auto/aggregator.rs b/gstreamer-base/src/auto/aggregator.rs
index dca78502e..63502fb3e 100644
--- a/gstreamer-base/src/auto/aggregator.rs
+++ b/gstreamer-base/src/auto/aggregator.rs
@@ -21,7 +21,7 @@ use AggregatorPad;
 use AggregatorStartTimeSelection;
 
 glib_wrapper! {
-    pub struct Aggregator(Object<gst_base_sys::GstAggregator, gst_base_sys::GstAggregatorClass, AggregatorClass>) @extends gst::Element, gst::Object;
+    pub struct Aggregator(Object<gst_base_sys::GstAggregator, gst_base_sys::GstAggregatorClass>) @extends gst::Element, gst::Object;
 
     match fn {
         get_type => || gst_base_sys::gst_aggregator_get_type(),
diff --git a/gstreamer-base/src/auto/aggregator_pad.rs b/gstreamer-base/src/auto/aggregator_pad.rs
index 0feb77529..6a621c869 100644
--- a/gstreamer-base/src/auto/aggregator_pad.rs
+++ b/gstreamer-base/src/auto/aggregator_pad.rs
@@ -21,7 +21,7 @@ use std::boxed::Box as Box_;
 use std::mem::transmute;
 
 glib_wrapper! {
-    pub struct AggregatorPad(Object<gst_base_sys::GstAggregatorPad, gst_base_sys::GstAggregatorPadClass, AggregatorPadClass>) @extends gst::Pad, gst::Object;
+    pub struct AggregatorPad(Object<gst_base_sys::GstAggregatorPad, gst_base_sys::GstAggregatorPadClass>) @extends gst::Pad, gst::Object;
 
     match fn {
         get_type => || gst_base_sys::gst_aggregator_pad_get_type(),
diff --git a/gstreamer-base/src/auto/base_parse.rs b/gstreamer-base/src/auto/base_parse.rs
index cce60204a..dd07ab57e 100644
--- a/gstreamer-base/src/auto/base_parse.rs
+++ b/gstreamer-base/src/auto/base_parse.rs
@@ -17,7 +17,7 @@ use std::boxed::Box as Box_;
 use std::mem::transmute;
 
 glib_wrapper! {
-    pub struct BaseParse(Object<gst_base_sys::GstBaseParse, gst_base_sys::GstBaseParseClass, BaseParseClass>) @extends gst::Element, gst::Object;
+    pub struct BaseParse(Object<gst_base_sys::GstBaseParse, gst_base_sys::GstBaseParseClass>) @extends gst::Element, gst::Object;
 
     match fn {
         get_type => || gst_base_sys::gst_base_parse_get_type(),
diff --git a/gstreamer-base/src/auto/base_sink.rs b/gstreamer-base/src/auto/base_sink.rs
index 10cda457c..8dad5e840 100644
--- a/gstreamer-base/src/auto/base_sink.rs
+++ b/gstreamer-base/src/auto/base_sink.rs
@@ -17,7 +17,7 @@ use std::boxed::Box as Box_;
 use std::mem::transmute;
 
 glib_wrapper! {
-    pub struct BaseSink(Object<gst_base_sys::GstBaseSink, gst_base_sys::GstBaseSinkClass, BaseSinkClass>) @extends gst::Element, gst::Object;
+    pub struct BaseSink(Object<gst_base_sys::GstBaseSink, gst_base_sys::GstBaseSinkClass>) @extends gst::Element, gst::Object;
 
     match fn {
         get_type => || gst_base_sys::gst_base_sink_get_type(),
diff --git a/gstreamer-base/src/auto/base_src.rs b/gstreamer-base/src/auto/base_src.rs
index 843f447c8..72dbed319 100644
--- a/gstreamer-base/src/auto/base_src.rs
+++ b/gstreamer-base/src/auto/base_src.rs
@@ -18,7 +18,7 @@ use std::boxed::Box as Box_;
 use std::mem::transmute;
 
 glib_wrapper! {
-    pub struct BaseSrc(Object<gst_base_sys::GstBaseSrc, gst_base_sys::GstBaseSrcClass, BaseSrcClass>) @extends gst::Element, gst::Object;
+    pub struct BaseSrc(Object<gst_base_sys::GstBaseSrc, gst_base_sys::GstBaseSrcClass>) @extends gst::Element, gst::Object;
 
     match fn {
         get_type => || gst_base_sys::gst_base_src_get_type(),
diff --git a/gstreamer-base/src/auto/base_transform.rs b/gstreamer-base/src/auto/base_transform.rs
index 8b5a2488a..22dc1fa10 100644
--- a/gstreamer-base/src/auto/base_transform.rs
+++ b/gstreamer-base/src/auto/base_transform.rs
@@ -18,7 +18,7 @@ use std::boxed::Box as Box_;
 use std::mem::transmute;
 
 glib_wrapper! {
-    pub struct BaseTransform(Object<gst_base_sys::GstBaseTransform, gst_base_sys::GstBaseTransformClass, BaseTransformClass>) @extends gst::Element, gst::Object;
+    pub struct BaseTransform(Object<gst_base_sys::GstBaseTransform, gst_base_sys::GstBaseTransformClass>) @extends gst::Element, gst::Object;
 
     match fn {
         get_type => || gst_base_sys::gst_base_transform_get_type(),
diff --git a/gstreamer-base/src/auto/mod.rs b/gstreamer-base/src/auto/mod.rs
index e5c33e91e..d83a2145f 100644
--- a/gstreamer-base/src/auto/mod.rs
+++ b/gstreamer-base/src/auto/mod.rs
@@ -3,40 +3,40 @@
 // DO NOT EDIT
 
 mod adapter;
-pub use self::adapter::{Adapter, AdapterClass};
+pub use self::adapter::Adapter;
 
 #[cfg(any(feature = "v1_14", feature = "dox"))]
 mod aggregator;
 #[cfg(any(feature = "v1_14", feature = "dox"))]
 pub use self::aggregator::AggregatorExt;
 #[cfg(any(feature = "v1_14", feature = "dox"))]
-pub use self::aggregator::{Aggregator, AggregatorClass, NONE_AGGREGATOR};
+pub use self::aggregator::{Aggregator, NONE_AGGREGATOR};
 
 #[cfg(any(feature = "v1_14", feature = "dox"))]
 mod aggregator_pad;
 #[cfg(any(feature = "v1_14", feature = "dox"))]
 pub use self::aggregator_pad::AggregatorPadExt;
 #[cfg(any(feature = "v1_14", feature = "dox"))]
-pub use self::aggregator_pad::{AggregatorPad, AggregatorPadClass, NONE_AGGREGATOR_PAD};
+pub use self::aggregator_pad::{AggregatorPad, NONE_AGGREGATOR_PAD};
 
 mod base_parse;
 pub use self::base_parse::BaseParseExt;
-pub use self::base_parse::{BaseParse, BaseParseClass, NONE_BASE_PARSE};
+pub use self::base_parse::{BaseParse, NONE_BASE_PARSE};
 
 mod base_sink;
 pub use self::base_sink::BaseSinkExt;
-pub use self::base_sink::{BaseSink, BaseSinkClass, NONE_BASE_SINK};
+pub use self::base_sink::{BaseSink, NONE_BASE_SINK};
 
 mod base_src;
 pub use self::base_src::BaseSrcExt;
-pub use self::base_src::{BaseSrc, BaseSrcClass, NONE_BASE_SRC};
+pub use self::base_src::{BaseSrc, NONE_BASE_SRC};
 
 mod base_transform;
 pub use self::base_transform::BaseTransformExt;
-pub use self::base_transform::{BaseTransform, BaseTransformClass, NONE_BASE_TRANSFORM};
+pub use self::base_transform::{BaseTransform, NONE_BASE_TRANSFORM};
 
 mod push_src;
-pub use self::push_src::{PushSrc, PushSrcClass, NONE_PUSH_SRC};
+pub use self::push_src::{PushSrc, NONE_PUSH_SRC};
 
 mod enums;
 #[cfg(any(feature = "v1_18", feature = "dox"))]
diff --git a/gstreamer-base/src/auto/push_src.rs b/gstreamer-base/src/auto/push_src.rs
index d61afc9a7..f5e815da9 100644
--- a/gstreamer-base/src/auto/push_src.rs
+++ b/gstreamer-base/src/auto/push_src.rs
@@ -8,7 +8,7 @@ use gst_base_sys;
 use BaseSrc;
 
 glib_wrapper! {
-    pub struct PushSrc(Object<gst_base_sys::GstPushSrc, gst_base_sys::GstPushSrcClass, PushSrcClass>) @extends BaseSrc, gst::Element, gst::Object;
+    pub struct PushSrc(Object<gst_base_sys::GstPushSrc, gst_base_sys::GstPushSrcClass>) @extends BaseSrc, gst::Element, gst::Object;
 
     match fn {
         get_type => || gst_base_sys::gst_push_src_get_type(),
diff --git a/gstreamer-base/src/auto/versions.txt b/gstreamer-base/src/auto/versions.txt
index d25d2aa4f..03f3faacf 100644
--- a/gstreamer-base/src/auto/versions.txt
+++ b/gstreamer-base/src/auto/versions.txt
@@ -1,2 +1,2 @@
-Generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+Generated by gir (https://github.com/gtk-rs/gir @ db37199)
+from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
diff --git a/gstreamer-base/sys/build.rs b/gstreamer-base/sys/build.rs
index f50829805..93a1b219b 100644
--- a/gstreamer-base/sys/build.rs
+++ b/gstreamer-base/sys/build.rs
@@ -1,5 +1,5 @@
-// This file was generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-// from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+// This file was generated by gir (https://github.com/gtk-rs/gir @ db37199)
+// from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
 // DO NOT EDIT
 
 #[cfg(not(feature = "dox"))]
diff --git a/gstreamer-base/sys/src/lib.rs b/gstreamer-base/sys/src/lib.rs
index 44f47a082..df2aad59a 100644
--- a/gstreamer-base/sys/src/lib.rs
+++ b/gstreamer-base/sys/src/lib.rs
@@ -1,5 +1,5 @@
-// This file was generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-// from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+// This file was generated by gir (https://github.com/gtk-rs/gir @ db37199)
+// from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
 // DO NOT EDIT
 
 #![allow(non_camel_case_types, non_upper_case_globals, non_snake_case)]
diff --git a/gstreamer-base/sys/tests/abi.rs b/gstreamer-base/sys/tests/abi.rs
index dc74104fe..3564a4824 100644
--- a/gstreamer-base/sys/tests/abi.rs
+++ b/gstreamer-base/sys/tests/abi.rs
@@ -1,5 +1,5 @@
-// This file was generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-// from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+// This file was generated by gir (https://github.com/gtk-rs/gir @ db37199)
+// from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
 // DO NOT EDIT
 
 extern crate gstreamer_base_sys;
diff --git a/gstreamer-base/sys/tests/constant.c b/gstreamer-base/sys/tests/constant.c
index 689d41c2c..7a1c810ac 100644
--- a/gstreamer-base/sys/tests/constant.c
+++ b/gstreamer-base/sys/tests/constant.c
@@ -1,5 +1,5 @@
-// This file was generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-// from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+// This file was generated by gir (https://github.com/gtk-rs/gir @ db37199)
+// from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
 // DO NOT EDIT
 
 #include "manual.h"
diff --git a/gstreamer-base/sys/tests/layout.c b/gstreamer-base/sys/tests/layout.c
index fef86c05f..291623e9a 100644
--- a/gstreamer-base/sys/tests/layout.c
+++ b/gstreamer-base/sys/tests/layout.c
@@ -1,5 +1,5 @@
-// This file was generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-// from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+// This file was generated by gir (https://github.com/gtk-rs/gir @ db37199)
+// from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
 // DO NOT EDIT
 
 #include "manual.h"
diff --git a/gstreamer-check/src/auto/mod.rs b/gstreamer-check/src/auto/mod.rs
index be1d561ec..bf7a4b08f 100644
--- a/gstreamer-check/src/auto/mod.rs
+++ b/gstreamer-check/src/auto/mod.rs
@@ -3,7 +3,7 @@
 // DO NOT EDIT
 
 mod test_clock;
-pub use self::test_clock::{TestClock, TestClockClass};
+pub use self::test_clock::TestClock;
 
 #[doc(hidden)]
 pub mod traits {}
diff --git a/gstreamer-check/src/auto/test_clock.rs b/gstreamer-check/src/auto/test_clock.rs
index 0fa03c8be..9d1c750e1 100644
--- a/gstreamer-check/src/auto/test_clock.rs
+++ b/gstreamer-check/src/auto/test_clock.rs
@@ -17,7 +17,7 @@ use std::boxed::Box as Box_;
 use std::mem::transmute;
 
 glib_wrapper! {
-    pub struct TestClock(Object<gst_check_sys::GstTestClock, gst_check_sys::GstTestClockClass, TestClockClass>) @extends gst::Clock, gst::Object;
+    pub struct TestClock(Object<gst_check_sys::GstTestClock, gst_check_sys::GstTestClockClass>) @extends gst::Clock, gst::Object;
 
     match fn {
         get_type => || gst_check_sys::gst_test_clock_get_type(),
diff --git a/gstreamer-check/src/auto/versions.txt b/gstreamer-check/src/auto/versions.txt
index d25d2aa4f..03f3faacf 100644
--- a/gstreamer-check/src/auto/versions.txt
+++ b/gstreamer-check/src/auto/versions.txt
@@ -1,2 +1,2 @@
-Generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+Generated by gir (https://github.com/gtk-rs/gir @ db37199)
+from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
diff --git a/gstreamer-check/sys/build.rs b/gstreamer-check/sys/build.rs
index f50829805..93a1b219b 100644
--- a/gstreamer-check/sys/build.rs
+++ b/gstreamer-check/sys/build.rs
@@ -1,5 +1,5 @@
-// This file was generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-// from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+// This file was generated by gir (https://github.com/gtk-rs/gir @ db37199)
+// from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
 // DO NOT EDIT
 
 #[cfg(not(feature = "dox"))]
diff --git a/gstreamer-check/sys/src/lib.rs b/gstreamer-check/sys/src/lib.rs
index 7634f7982..0fef68985 100644
--- a/gstreamer-check/sys/src/lib.rs
+++ b/gstreamer-check/sys/src/lib.rs
@@ -1,5 +1,5 @@
-// This file was generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-// from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+// This file was generated by gir (https://github.com/gtk-rs/gir @ db37199)
+// from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
 // DO NOT EDIT
 
 #![allow(non_camel_case_types, non_upper_case_globals, non_snake_case)]
diff --git a/gstreamer-check/sys/tests/abi.rs b/gstreamer-check/sys/tests/abi.rs
index c6239d5b0..2dd4b7d31 100644
--- a/gstreamer-check/sys/tests/abi.rs
+++ b/gstreamer-check/sys/tests/abi.rs
@@ -1,5 +1,5 @@
-// This file was generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-// from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+// This file was generated by gir (https://github.com/gtk-rs/gir @ db37199)
+// from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
 // DO NOT EDIT
 
 extern crate gstreamer_check_sys;
diff --git a/gstreamer-check/sys/tests/constant.c b/gstreamer-check/sys/tests/constant.c
index 689d41c2c..7a1c810ac 100644
--- a/gstreamer-check/sys/tests/constant.c
+++ b/gstreamer-check/sys/tests/constant.c
@@ -1,5 +1,5 @@
-// This file was generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-// from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+// This file was generated by gir (https://github.com/gtk-rs/gir @ db37199)
+// from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
 // DO NOT EDIT
 
 #include "manual.h"
diff --git a/gstreamer-check/sys/tests/layout.c b/gstreamer-check/sys/tests/layout.c
index fef86c05f..291623e9a 100644
--- a/gstreamer-check/sys/tests/layout.c
+++ b/gstreamer-check/sys/tests/layout.c
@@ -1,5 +1,5 @@
-// This file was generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-// from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+// This file was generated by gir (https://github.com/gtk-rs/gir @ db37199)
+// from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
 // DO NOT EDIT
 
 #include "manual.h"
diff --git a/gstreamer-controller/src/auto/argb_control_binding.rs b/gstreamer-controller/src/auto/argb_control_binding.rs
index fd741ce5a..7b4a517a0 100644
--- a/gstreamer-controller/src/auto/argb_control_binding.rs
+++ b/gstreamer-controller/src/auto/argb_control_binding.rs
@@ -18,7 +18,7 @@ use std::boxed::Box as Box_;
 use std::mem::transmute;
 
 glib_wrapper! {
-    pub struct ARGBControlBinding(Object<gst_controller_sys::GstARGBControlBinding, gst_controller_sys::GstARGBControlBindingClass, ARGBControlBindingClass>) @extends gst::ControlBinding, gst::Object;
+    pub struct ARGBControlBinding(Object<gst_controller_sys::GstARGBControlBinding, gst_controller_sys::GstARGBControlBindingClass>) @extends gst::ControlBinding, gst::Object;
 
     match fn {
         get_type => || gst_controller_sys::gst_argb_control_binding_get_type(),
diff --git a/gstreamer-controller/src/auto/direct_control_binding.rs b/gstreamer-controller/src/auto/direct_control_binding.rs
index 53398d19f..ee9b6ab03 100644
--- a/gstreamer-controller/src/auto/direct_control_binding.rs
+++ b/gstreamer-controller/src/auto/direct_control_binding.rs
@@ -18,7 +18,7 @@ use std::boxed::Box as Box_;
 use std::mem::transmute;
 
 glib_wrapper! {
-    pub struct DirectControlBinding(Object<gst_controller_sys::GstDirectControlBinding, gst_controller_sys::GstDirectControlBindingClass, DirectControlBindingClass>) @extends gst::ControlBinding, gst::Object;
+    pub struct DirectControlBinding(Object<gst_controller_sys::GstDirectControlBinding, gst_controller_sys::GstDirectControlBindingClass>) @extends gst::ControlBinding, gst::Object;
 
     match fn {
         get_type => || gst_controller_sys::gst_direct_control_binding_get_type(),
diff --git a/gstreamer-controller/src/auto/interpolation_control_source.rs b/gstreamer-controller/src/auto/interpolation_control_source.rs
index ba8ce3f1d..e0e2e6657 100644
--- a/gstreamer-controller/src/auto/interpolation_control_source.rs
+++ b/gstreamer-controller/src/auto/interpolation_control_source.rs
@@ -19,7 +19,7 @@ use InterpolationMode;
 use TimedValueControlSource;
 
 glib_wrapper! {
-    pub struct InterpolationControlSource(Object<gst_controller_sys::GstInterpolationControlSource, gst_controller_sys::GstInterpolationControlSourceClass, InterpolationControlSourceClass>) @extends TimedValueControlSource, gst::ControlSource, gst::Object;
+    pub struct InterpolationControlSource(Object<gst_controller_sys::GstInterpolationControlSource, gst_controller_sys::GstInterpolationControlSourceClass>) @extends TimedValueControlSource, gst::ControlSource, gst::Object;
 
     match fn {
         get_type => || gst_controller_sys::gst_interpolation_control_source_get_type(),
diff --git a/gstreamer-controller/src/auto/lfo_control_source.rs b/gstreamer-controller/src/auto/lfo_control_source.rs
index 422ea20ec..5b6c4531a 100644
--- a/gstreamer-controller/src/auto/lfo_control_source.rs
+++ b/gstreamer-controller/src/auto/lfo_control_source.rs
@@ -18,7 +18,7 @@ use std::mem::transmute;
 use LFOWaveform;
 
 glib_wrapper! {
-    pub struct LFOControlSource(Object<gst_controller_sys::GstLFOControlSource, gst_controller_sys::GstLFOControlSourceClass, LFOControlSourceClass>) @extends gst::ControlSource, gst::Object;
+    pub struct LFOControlSource(Object<gst_controller_sys::GstLFOControlSource, gst_controller_sys::GstLFOControlSourceClass>) @extends gst::ControlSource, gst::Object;
 
     match fn {
         get_type => || gst_controller_sys::gst_lfo_control_source_get_type(),
diff --git a/gstreamer-controller/src/auto/mod.rs b/gstreamer-controller/src/auto/mod.rs
index c5797b8fd..f61b278e7 100644
--- a/gstreamer-controller/src/auto/mod.rs
+++ b/gstreamer-controller/src/auto/mod.rs
@@ -4,46 +4,36 @@
 
 mod argb_control_binding;
 pub use self::argb_control_binding::ARGBControlBindingExt;
-pub use self::argb_control_binding::{
-    ARGBControlBinding, ARGBControlBindingClass, NONE_ARGB_CONTROL_BINDING,
-};
+pub use self::argb_control_binding::{ARGBControlBinding, NONE_ARGB_CONTROL_BINDING};
 
 mod direct_control_binding;
 pub use self::direct_control_binding::DirectControlBindingExt;
-pub use self::direct_control_binding::{
-    DirectControlBinding, DirectControlBindingClass, NONE_DIRECT_CONTROL_BINDING,
-};
+pub use self::direct_control_binding::{DirectControlBinding, NONE_DIRECT_CONTROL_BINDING};
 
 mod interpolation_control_source;
 pub use self::interpolation_control_source::InterpolationControlSourceExt;
 pub use self::interpolation_control_source::{
-    InterpolationControlSource, InterpolationControlSourceClass, NONE_INTERPOLATION_CONTROL_SOURCE,
+    InterpolationControlSource, NONE_INTERPOLATION_CONTROL_SOURCE,
 };
 
 mod lfo_control_source;
 pub use self::lfo_control_source::LFOControlSourceExt;
-pub use self::lfo_control_source::{
-    LFOControlSource, LFOControlSourceClass, NONE_LFO_CONTROL_SOURCE,
-};
+pub use self::lfo_control_source::{LFOControlSource, NONE_LFO_CONTROL_SOURCE};
 
 #[cfg(any(feature = "v1_12", feature = "dox"))]
 mod proxy_control_binding;
 #[cfg(any(feature = "v1_12", feature = "dox"))]
-pub use self::proxy_control_binding::{
-    ProxyControlBinding, ProxyControlBindingClass, NONE_PROXY_CONTROL_BINDING,
-};
+pub use self::proxy_control_binding::{ProxyControlBinding, NONE_PROXY_CONTROL_BINDING};
 
 mod timed_value_control_source;
 pub use self::timed_value_control_source::TimedValueControlSourceExt;
 pub use self::timed_value_control_source::{
-    TimedValueControlSource, TimedValueControlSourceClass, NONE_TIMED_VALUE_CONTROL_SOURCE,
+    TimedValueControlSource, NONE_TIMED_VALUE_CONTROL_SOURCE,
 };
 
 mod trigger_control_source;
 pub use self::trigger_control_source::TriggerControlSourceExt;
-pub use self::trigger_control_source::{
-    TriggerControlSource, TriggerControlSourceClass, NONE_TRIGGER_CONTROL_SOURCE,
-};
+pub use self::trigger_control_source::{TriggerControlSource, NONE_TRIGGER_CONTROL_SOURCE};
 
 mod enums;
 pub use self::enums::InterpolationMode;
diff --git a/gstreamer-controller/src/auto/proxy_control_binding.rs b/gstreamer-controller/src/auto/proxy_control_binding.rs
index 49034d6ca..6e25aa8de 100644
--- a/gstreamer-controller/src/auto/proxy_control_binding.rs
+++ b/gstreamer-controller/src/auto/proxy_control_binding.rs
@@ -11,7 +11,7 @@ use gst;
 use gst_controller_sys;
 
 glib_wrapper! {
-    pub struct ProxyControlBinding(Object<gst_controller_sys::GstProxyControlBinding, gst_controller_sys::GstProxyControlBindingClass, ProxyControlBindingClass>) @extends gst::ControlBinding, gst::Object;
+    pub struct ProxyControlBinding(Object<gst_controller_sys::GstProxyControlBinding, gst_controller_sys::GstProxyControlBindingClass>) @extends gst::ControlBinding, gst::Object;
 
     match fn {
         get_type => || gst_controller_sys::gst_proxy_control_binding_get_type(),
diff --git a/gstreamer-controller/src/auto/timed_value_control_source.rs b/gstreamer-controller/src/auto/timed_value_control_source.rs
index a950d515b..bf89bd5a7 100644
--- a/gstreamer-controller/src/auto/timed_value_control_source.rs
+++ b/gstreamer-controller/src/auto/timed_value_control_source.rs
@@ -15,7 +15,7 @@ use std::mem::transmute;
 use ControlPoint;
 
 glib_wrapper! {
-    pub struct TimedValueControlSource(Object<gst_controller_sys::GstTimedValueControlSource, gst_controller_sys::GstTimedValueControlSourceClass, TimedValueControlSourceClass>) @extends gst::ControlSource, gst::Object;
+    pub struct TimedValueControlSource(Object<gst_controller_sys::GstTimedValueControlSource, gst_controller_sys::GstTimedValueControlSourceClass>) @extends gst::ControlSource, gst::Object;
 
     match fn {
         get_type => || gst_controller_sys::gst_timed_value_control_source_get_type(),
diff --git a/gstreamer-controller/src/auto/trigger_control_source.rs b/gstreamer-controller/src/auto/trigger_control_source.rs
index c09f362a3..d8090d0f8 100644
--- a/gstreamer-controller/src/auto/trigger_control_source.rs
+++ b/gstreamer-controller/src/auto/trigger_control_source.rs
@@ -18,7 +18,7 @@ use std::mem::transmute;
 use TimedValueControlSource;
 
 glib_wrapper! {
-    pub struct TriggerControlSource(Object<gst_controller_sys::GstTriggerControlSource, gst_controller_sys::GstTriggerControlSourceClass, TriggerControlSourceClass>) @extends TimedValueControlSource, gst::ControlSource, gst::Object;
+    pub struct TriggerControlSource(Object<gst_controller_sys::GstTriggerControlSource, gst_controller_sys::GstTriggerControlSourceClass>) @extends TimedValueControlSource, gst::ControlSource, gst::Object;
 
     match fn {
         get_type => || gst_controller_sys::gst_trigger_control_source_get_type(),
diff --git a/gstreamer-controller/src/auto/versions.txt b/gstreamer-controller/src/auto/versions.txt
index d25d2aa4f..03f3faacf 100644
--- a/gstreamer-controller/src/auto/versions.txt
+++ b/gstreamer-controller/src/auto/versions.txt
@@ -1,2 +1,2 @@
-Generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+Generated by gir (https://github.com/gtk-rs/gir @ db37199)
+from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
diff --git a/gstreamer-controller/sys/build.rs b/gstreamer-controller/sys/build.rs
index f50829805..93a1b219b 100644
--- a/gstreamer-controller/sys/build.rs
+++ b/gstreamer-controller/sys/build.rs
@@ -1,5 +1,5 @@
-// This file was generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-// from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+// This file was generated by gir (https://github.com/gtk-rs/gir @ db37199)
+// from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
 // DO NOT EDIT
 
 #[cfg(not(feature = "dox"))]
diff --git a/gstreamer-controller/sys/src/lib.rs b/gstreamer-controller/sys/src/lib.rs
index d5bc74688..f804df236 100644
--- a/gstreamer-controller/sys/src/lib.rs
+++ b/gstreamer-controller/sys/src/lib.rs
@@ -1,5 +1,5 @@
-// This file was generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-// from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+// This file was generated by gir (https://github.com/gtk-rs/gir @ db37199)
+// from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
 // DO NOT EDIT
 
 #![allow(non_camel_case_types, non_upper_case_globals, non_snake_case)]
diff --git a/gstreamer-controller/sys/tests/abi.rs b/gstreamer-controller/sys/tests/abi.rs
index ec1b6f316..2e9233ba4 100644
--- a/gstreamer-controller/sys/tests/abi.rs
+++ b/gstreamer-controller/sys/tests/abi.rs
@@ -1,5 +1,5 @@
-// This file was generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-// from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+// This file was generated by gir (https://github.com/gtk-rs/gir @ db37199)
+// from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
 // DO NOT EDIT
 
 extern crate gstreamer_controller_sys;
diff --git a/gstreamer-controller/sys/tests/constant.c b/gstreamer-controller/sys/tests/constant.c
index 689d41c2c..7a1c810ac 100644
--- a/gstreamer-controller/sys/tests/constant.c
+++ b/gstreamer-controller/sys/tests/constant.c
@@ -1,5 +1,5 @@
-// This file was generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-// from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+// This file was generated by gir (https://github.com/gtk-rs/gir @ db37199)
+// from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
 // DO NOT EDIT
 
 #include "manual.h"
diff --git a/gstreamer-controller/sys/tests/layout.c b/gstreamer-controller/sys/tests/layout.c
index fef86c05f..291623e9a 100644
--- a/gstreamer-controller/sys/tests/layout.c
+++ b/gstreamer-controller/sys/tests/layout.c
@@ -1,5 +1,5 @@
-// This file was generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-// from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+// This file was generated by gir (https://github.com/gtk-rs/gir @ db37199)
+// from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
 // DO NOT EDIT
 
 #include "manual.h"
diff --git a/gstreamer-editing-services/src/auto/asset.rs b/gstreamer-editing-services/src/auto/asset.rs
index b3fa0bdb9..1434479df 100644
--- a/gstreamer-editing-services/src/auto/asset.rs
+++ b/gstreamer-editing-services/src/auto/asset.rs
@@ -21,7 +21,7 @@ use std::ptr;
 use Extractable;
 
 glib_wrapper! {
-    pub struct Asset(Object<ges_sys::GESAsset, ges_sys::GESAssetClass, AssetClass>);
+    pub struct Asset(Object<ges_sys::GESAsset, ges_sys::GESAssetClass>);
 
     match fn {
         get_type => || ges_sys::ges_asset_get_type(),
diff --git a/gstreamer-editing-services/src/auto/base_effect.rs b/gstreamer-editing-services/src/auto/base_effect.rs
index df97faff8..911a34efa 100644
--- a/gstreamer-editing-services/src/auto/base_effect.rs
+++ b/gstreamer-editing-services/src/auto/base_effect.rs
@@ -10,7 +10,7 @@ use TimelineElement;
 use TrackElement;
 
 glib_wrapper! {
-    pub struct BaseEffect(Object<ges_sys::GESBaseEffect, ges_sys::GESBaseEffectClass, BaseEffectClass>) @extends TrackElement, TimelineElement, @implements Extractable;
+    pub struct BaseEffect(Object<ges_sys::GESBaseEffect, ges_sys::GESBaseEffectClass>) @extends TrackElement, TimelineElement, @implements Extractable;
 
     match fn {
         get_type => || ges_sys::ges_base_effect_get_type(),
diff --git a/gstreamer-editing-services/src/auto/clip.rs b/gstreamer-editing-services/src/auto/clip.rs
index 9a90670ce..e19eaa1d3 100644
--- a/gstreamer-editing-services/src/auto/clip.rs
+++ b/gstreamer-editing-services/src/auto/clip.rs
@@ -29,7 +29,7 @@ use TrackElement;
 use TrackType;
 
 glib_wrapper! {
-    pub struct Clip(Object<ges_sys::GESClip, ges_sys::GESClipClass, ClipClass>) @extends Container, TimelineElement, @implements Extractable;
+    pub struct Clip(Object<ges_sys::GESClip, ges_sys::GESClipClass>) @extends Container, TimelineElement, @implements Extractable;
 
     match fn {
         get_type => || ges_sys::ges_clip_get_type(),
diff --git a/gstreamer-editing-services/src/auto/container.rs b/gstreamer-editing-services/src/auto/container.rs
index c1e43137a..f075d0328 100644
--- a/gstreamer-editing-services/src/auto/container.rs
+++ b/gstreamer-editing-services/src/auto/container.rs
@@ -22,7 +22,7 @@ use Layer;
 use TimelineElement;
 
 glib_wrapper! {
-    pub struct Container(Object<ges_sys::GESContainer, ges_sys::GESContainerClass, ContainerClass>) @extends TimelineElement, @implements Extractable;
+    pub struct Container(Object<ges_sys::GESContainer, ges_sys::GESContainerClass>) @extends TimelineElement, @implements Extractable;
 
     match fn {
         get_type => || ges_sys::ges_container_get_type(),
diff --git a/gstreamer-editing-services/src/auto/effect.rs b/gstreamer-editing-services/src/auto/effect.rs
index 644d3fa10..168fbc833 100644
--- a/gstreamer-editing-services/src/auto/effect.rs
+++ b/gstreamer-editing-services/src/auto/effect.rs
@@ -16,7 +16,7 @@ use TimelineElement;
 use TrackElement;
 
 glib_wrapper! {
-    pub struct Effect(Object<ges_sys::GESEffect, ges_sys::GESEffectClass, EffectClass>) @extends BaseEffect, TrackElement, TimelineElement, @implements Extractable;
+    pub struct Effect(Object<ges_sys::GESEffect, ges_sys::GESEffectClass>) @extends BaseEffect, TrackElement, TimelineElement, @implements Extractable;
 
     match fn {
         get_type => || ges_sys::ges_effect_get_type(),
diff --git a/gstreamer-editing-services/src/auto/group.rs b/gstreamer-editing-services/src/auto/group.rs
index bb911d0d8..f9487c471 100644
--- a/gstreamer-editing-services/src/auto/group.rs
+++ b/gstreamer-editing-services/src/auto/group.rs
@@ -19,7 +19,7 @@ use Extractable;
 use TimelineElement;
 
 glib_wrapper! {
-    pub struct Group(Object<ges_sys::GESGroup, ges_sys::GESGroupClass, GroupClass>) @extends Container, TimelineElement, @implements Extractable;
+    pub struct Group(Object<ges_sys::GESGroup, ges_sys::GESGroupClass>) @extends Container, TimelineElement, @implements Extractable;
 
     match fn {
         get_type => || ges_sys::ges_group_get_type(),
diff --git a/gstreamer-editing-services/src/auto/layer.rs b/gstreamer-editing-services/src/auto/layer.rs
index 2bbd24934..b1d5bf5fa 100644
--- a/gstreamer-editing-services/src/auto/layer.rs
+++ b/gstreamer-editing-services/src/auto/layer.rs
@@ -24,7 +24,7 @@ use Track;
 use TrackType;
 
 glib_wrapper! {
-    pub struct Layer(Object<ges_sys::GESLayer, ges_sys::GESLayerClass, LayerClass>) @implements Extractable;
+    pub struct Layer(Object<ges_sys::GESLayer, ges_sys::GESLayerClass>) @implements Extractable;
 
     match fn {
         get_type => || ges_sys::ges_layer_get_type(),
diff --git a/gstreamer-editing-services/src/auto/mod.rs b/gstreamer-editing-services/src/auto/mod.rs
index c4659b3d0..aa267255c 100644
--- a/gstreamer-editing-services/src/auto/mod.rs
+++ b/gstreamer-editing-services/src/auto/mod.rs
@@ -4,23 +4,23 @@
 
 mod asset;
 pub use self::asset::AssetExt;
-pub use self::asset::{Asset, AssetClass, NONE_ASSET};
+pub use self::asset::{Asset, NONE_ASSET};
 
 mod base_effect;
 pub use self::base_effect::BaseEffectExt;
-pub use self::base_effect::{BaseEffect, BaseEffectClass, NONE_BASE_EFFECT};
+pub use self::base_effect::{BaseEffect, NONE_BASE_EFFECT};
 
 mod clip;
 pub use self::clip::ClipExt;
-pub use self::clip::{Clip, ClipClass, NONE_CLIP};
+pub use self::clip::{Clip, NONE_CLIP};
 
 mod container;
 pub use self::container::GESContainerExt;
-pub use self::container::{Container, ContainerClass, NONE_CONTAINER};
+pub use self::container::{Container, NONE_CONTAINER};
 
 mod effect;
 pub use self::effect::EffectExt;
-pub use self::effect::{Effect, EffectClass, NONE_EFFECT};
+pub use self::effect::{Effect, NONE_EFFECT};
 
 mod extractable;
 pub use self::extractable::ExtractableExt;
@@ -28,47 +28,47 @@ pub use self::extractable::{Extractable, NONE_EXTRACTABLE};
 
 mod group;
 pub use self::group::GroupExt;
-pub use self::group::{Group, GroupClass, NONE_GROUP};
+pub use self::group::{Group, NONE_GROUP};
 
 mod layer;
 pub use self::layer::LayerExt;
-pub use self::layer::{Layer, LayerClass, NONE_LAYER};
+pub use self::layer::{Layer, NONE_LAYER};
 
 mod pipeline;
 pub use self::pipeline::GESPipelineExt;
-pub use self::pipeline::{Pipeline, PipelineClass, NONE_PIPELINE};
+pub use self::pipeline::{Pipeline, NONE_PIPELINE};
 
 mod project;
 pub use self::project::ProjectExt;
-pub use self::project::{Project, ProjectClass, NONE_PROJECT};
+pub use self::project::{Project, NONE_PROJECT};
 
 mod timeline;
 pub use self::timeline::TimelineExt;
-pub use self::timeline::{Timeline, TimelineClass, NONE_TIMELINE};
+pub use self::timeline::{Timeline, NONE_TIMELINE};
 
 mod timeline_element;
 pub use self::timeline_element::TimelineElementExt;
-pub use self::timeline_element::{TimelineElement, TimelineElementClass, NONE_TIMELINE_ELEMENT};
+pub use self::timeline_element::{TimelineElement, NONE_TIMELINE_ELEMENT};
 
 mod track;
 pub use self::track::GESTrackExt;
-pub use self::track::{Track, TrackClass, NONE_TRACK};
+pub use self::track::{Track, NONE_TRACK};
 
 mod track_element;
 pub use self::track_element::TrackElementExt;
-pub use self::track_element::{TrackElement, TrackElementClass, NONE_TRACK_ELEMENT};
+pub use self::track_element::{TrackElement, NONE_TRACK_ELEMENT};
 
 mod uri_clip;
 pub use self::uri_clip::UriClipExt;
-pub use self::uri_clip::{UriClip, UriClipClass, NONE_URI_CLIP};
+pub use self::uri_clip::{UriClip, NONE_URI_CLIP};
 
 mod uri_clip_asset;
 pub use self::uri_clip_asset::UriClipAssetExt;
-pub use self::uri_clip_asset::{UriClipAsset, UriClipAssetClass, NONE_URI_CLIP_ASSET};
+pub use self::uri_clip_asset::{UriClipAsset, NONE_URI_CLIP_ASSET};
 
 mod uri_source_asset;
 pub use self::uri_source_asset::UriSourceAssetExt;
-pub use self::uri_source_asset::{UriSourceAsset, UriSourceAssetClass, NONE_URI_SOURCE_ASSET};
+pub use self::uri_source_asset::{UriSourceAsset, NONE_URI_SOURCE_ASSET};
 
 mod enums;
 pub use self::enums::Edge;
diff --git a/gstreamer-editing-services/src/auto/pipeline.rs b/gstreamer-editing-services/src/auto/pipeline.rs
index bbe88e63e..077a86a62 100644
--- a/gstreamer-editing-services/src/auto/pipeline.rs
+++ b/gstreamer-editing-services/src/auto/pipeline.rs
@@ -23,7 +23,7 @@ use PipelineFlags;
 use Timeline;
 
 glib_wrapper! {
-    pub struct Pipeline(Object<ges_sys::GESPipeline, ges_sys::GESPipelineClass, PipelineClass>) @extends gst::Pipeline, gst::Element, gst::Object;
+    pub struct Pipeline(Object<ges_sys::GESPipeline, ges_sys::GESPipelineClass>) @extends gst::Pipeline, gst::Element, gst::Object;
 
     match fn {
         get_type => || ges_sys::ges_pipeline_get_type(),
diff --git a/gstreamer-editing-services/src/auto/project.rs b/gstreamer-editing-services/src/auto/project.rs
index 228235162..c9eeb312d 100644
--- a/gstreamer-editing-services/src/auto/project.rs
+++ b/gstreamer-editing-services/src/auto/project.rs
@@ -20,7 +20,7 @@ use Asset;
 use Timeline;
 
 glib_wrapper! {
-    pub struct Project(Object<ges_sys::GESProject, ges_sys::GESProjectClass, ProjectClass>) @extends Asset;
+    pub struct Project(Object<ges_sys::GESProject, ges_sys::GESProjectClass>) @extends Asset;
 
     match fn {
         get_type => || ges_sys::ges_project_get_type(),
diff --git a/gstreamer-editing-services/src/auto/timeline.rs b/gstreamer-editing-services/src/auto/timeline.rs
index 7e8a88dff..990845724 100644
--- a/gstreamer-editing-services/src/auto/timeline.rs
+++ b/gstreamer-editing-services/src/auto/timeline.rs
@@ -27,7 +27,7 @@ use Track;
 use TrackElement;
 
 glib_wrapper! {
-    pub struct Timeline(Object<ges_sys::GESTimeline, ges_sys::GESTimelineClass, TimelineClass>) @extends gst::Element, gst::Object, @implements Extractable;
+    pub struct Timeline(Object<ges_sys::GESTimeline, ges_sys::GESTimelineClass>) @extends gst::Element, gst::Object, @implements Extractable;
 
     match fn {
         get_type => || ges_sys::ges_timeline_get_type(),
diff --git a/gstreamer-editing-services/src/auto/timeline_element.rs b/gstreamer-editing-services/src/auto/timeline_element.rs
index 0b66d25d0..9d980c975 100644
--- a/gstreamer-editing-services/src/auto/timeline_element.rs
+++ b/gstreamer-editing-services/src/auto/timeline_element.rs
@@ -32,7 +32,7 @@ use Timeline;
 use TrackType;
 
 glib_wrapper! {
-    pub struct TimelineElement(Object<ges_sys::GESTimelineElement, ges_sys::GESTimelineElementClass, TimelineElementClass>) @implements Extractable;
+    pub struct TimelineElement(Object<ges_sys::GESTimelineElement, ges_sys::GESTimelineElementClass>) @implements Extractable;
 
     match fn {
         get_type => || ges_sys::ges_timeline_element_get_type(),
diff --git a/gstreamer-editing-services/src/auto/track.rs b/gstreamer-editing-services/src/auto/track.rs
index 5e472a2ea..67fd84021 100644
--- a/gstreamer-editing-services/src/auto/track.rs
+++ b/gstreamer-editing-services/src/auto/track.rs
@@ -25,7 +25,7 @@ use TrackElement;
 use TrackType;
 
 glib_wrapper! {
-    pub struct Track(Object<ges_sys::GESTrack, ges_sys::GESTrackClass, TrackClass>) @extends gst::Element, gst::Object;
+    pub struct Track(Object<ges_sys::GESTrack, ges_sys::GESTrackClass>) @extends gst::Element, gst::Object;
 
     match fn {
         get_type => || ges_sys::ges_track_get_type(),
diff --git a/gstreamer-editing-services/src/auto/track_element.rs b/gstreamer-editing-services/src/auto/track_element.rs
index aec6fdd61..f61da561c 100644
--- a/gstreamer-editing-services/src/auto/track_element.rs
+++ b/gstreamer-editing-services/src/auto/track_element.rs
@@ -25,7 +25,7 @@ use Track;
 use TrackType;
 
 glib_wrapper! {
-    pub struct TrackElement(Object<ges_sys::GESTrackElement, ges_sys::GESTrackElementClass, TrackElementClass>) @extends TimelineElement, @implements Extractable;
+    pub struct TrackElement(Object<ges_sys::GESTrackElement, ges_sys::GESTrackElementClass>) @extends TimelineElement, @implements Extractable;
 
     match fn {
         get_type => || ges_sys::ges_track_element_get_type(),
diff --git a/gstreamer-editing-services/src/auto/uri_clip.rs b/gstreamer-editing-services/src/auto/uri_clip.rs
index cd12816de..52087d7aa 100644
--- a/gstreamer-editing-services/src/auto/uri_clip.rs
+++ b/gstreamer-editing-services/src/auto/uri_clip.rs
@@ -22,7 +22,7 @@ use Extractable;
 use TimelineElement;
 
 glib_wrapper! {
-    pub struct UriClip(Object<ges_sys::GESUriClip, ges_sys::GESUriClipClass, UriClipClass>) @extends Clip, Container, TimelineElement, @implements Extractable;
+    pub struct UriClip(Object<ges_sys::GESUriClip, ges_sys::GESUriClipClass>) @extends Clip, Container, TimelineElement, @implements Extractable;
 
     match fn {
         get_type => || ges_sys::ges_uri_clip_get_type(),
diff --git a/gstreamer-editing-services/src/auto/uri_clip_asset.rs b/gstreamer-editing-services/src/auto/uri_clip_asset.rs
index a8b01b483..8f5febde7 100644
--- a/gstreamer-editing-services/src/auto/uri_clip_asset.rs
+++ b/gstreamer-editing-services/src/auto/uri_clip_asset.rs
@@ -23,7 +23,7 @@ use Asset;
 use UriSourceAsset;
 
 glib_wrapper! {
-    pub struct UriClipAsset(Object<ges_sys::GESUriClipAsset, ges_sys::GESUriClipAssetClass, UriClipAssetClass>) @extends Asset;
+    pub struct UriClipAsset(Object<ges_sys::GESUriClipAsset, ges_sys::GESUriClipAssetClass>) @extends Asset;
 
     match fn {
         get_type => || ges_sys::ges_uri_clip_asset_get_type(),
diff --git a/gstreamer-editing-services/src/auto/uri_source_asset.rs b/gstreamer-editing-services/src/auto/uri_source_asset.rs
index abfa120fc..113237625 100644
--- a/gstreamer-editing-services/src/auto/uri_source_asset.rs
+++ b/gstreamer-editing-services/src/auto/uri_source_asset.rs
@@ -11,7 +11,7 @@ use Asset;
 use UriClipAsset;
 
 glib_wrapper! {
-    pub struct UriSourceAsset(Object<ges_sys::GESUriSourceAsset, ges_sys::GESUriSourceAssetClass, UriSourceAssetClass>) @extends Asset;
+    pub struct UriSourceAsset(Object<ges_sys::GESUriSourceAsset, ges_sys::GESUriSourceAssetClass>) @extends Asset;
 
     match fn {
         get_type => || ges_sys::ges_uri_source_asset_get_type(),
diff --git a/gstreamer-editing-services/src/auto/versions.txt b/gstreamer-editing-services/src/auto/versions.txt
index d25d2aa4f..03f3faacf 100644
--- a/gstreamer-editing-services/src/auto/versions.txt
+++ b/gstreamer-editing-services/src/auto/versions.txt
@@ -1,2 +1,2 @@
-Generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+Generated by gir (https://github.com/gtk-rs/gir @ db37199)
+from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
diff --git a/gstreamer-editing-services/sys/build.rs b/gstreamer-editing-services/sys/build.rs
index f50829805..93a1b219b 100644
--- a/gstreamer-editing-services/sys/build.rs
+++ b/gstreamer-editing-services/sys/build.rs
@@ -1,5 +1,5 @@
-// This file was generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-// from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+// This file was generated by gir (https://github.com/gtk-rs/gir @ db37199)
+// from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
 // DO NOT EDIT
 
 #[cfg(not(feature = "dox"))]
diff --git a/gstreamer-editing-services/sys/src/lib.rs b/gstreamer-editing-services/sys/src/lib.rs
index 237e3e9bf..9d88f1461 100644
--- a/gstreamer-editing-services/sys/src/lib.rs
+++ b/gstreamer-editing-services/sys/src/lib.rs
@@ -1,5 +1,5 @@
-// This file was generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-// from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+// This file was generated by gir (https://github.com/gtk-rs/gir @ db37199)
+// from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
 // DO NOT EDIT
 
 #![allow(non_camel_case_types, non_upper_case_globals, non_snake_case)]
diff --git a/gstreamer-editing-services/sys/tests/abi.rs b/gstreamer-editing-services/sys/tests/abi.rs
index 77a321ad1..0d7812bc6 100644
--- a/gstreamer-editing-services/sys/tests/abi.rs
+++ b/gstreamer-editing-services/sys/tests/abi.rs
@@ -1,5 +1,5 @@
-// This file was generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-// from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+// This file was generated by gir (https://github.com/gtk-rs/gir @ db37199)
+// from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
 // DO NOT EDIT
 
 extern crate gstreamer_editing_services_sys;
diff --git a/gstreamer-editing-services/sys/tests/constant.c b/gstreamer-editing-services/sys/tests/constant.c
index 689d41c2c..7a1c810ac 100644
--- a/gstreamer-editing-services/sys/tests/constant.c
+++ b/gstreamer-editing-services/sys/tests/constant.c
@@ -1,5 +1,5 @@
-// This file was generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-// from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+// This file was generated by gir (https://github.com/gtk-rs/gir @ db37199)
+// from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
 // DO NOT EDIT
 
 #include "manual.h"
diff --git a/gstreamer-editing-services/sys/tests/layout.c b/gstreamer-editing-services/sys/tests/layout.c
index fef86c05f..291623e9a 100644
--- a/gstreamer-editing-services/sys/tests/layout.c
+++ b/gstreamer-editing-services/sys/tests/layout.c
@@ -1,5 +1,5 @@
-// This file was generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-// from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+// This file was generated by gir (https://github.com/gtk-rs/gir @ db37199)
+// from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
 // DO NOT EDIT
 
 #include "manual.h"
diff --git a/gstreamer-gl/src/auto/gl_base_filter.rs b/gstreamer-gl/src/auto/gl_base_filter.rs
index 7c0f3dd0e..63a5b6f8e 100644
--- a/gstreamer-gl/src/auto/gl_base_filter.rs
+++ b/gstreamer-gl/src/auto/gl_base_filter.rs
@@ -18,7 +18,7 @@ use std::mem::transmute;
 use GLContext;
 
 glib_wrapper! {
-    pub struct GLBaseFilter(Object<gst_gl_sys::GstGLBaseFilter, gst_gl_sys::GstGLBaseFilterClass, GLBaseFilterClass>) @extends gst::Object;
+    pub struct GLBaseFilter(Object<gst_gl_sys::GstGLBaseFilter, gst_gl_sys::GstGLBaseFilterClass>) @extends gst::Object;
 
     match fn {
         get_type => || gst_gl_sys::gst_gl_base_filter_get_type(),
diff --git a/gstreamer-gl/src/auto/gl_color_convert.rs b/gstreamer-gl/src/auto/gl_color_convert.rs
index beffb8ad6..96ca559aa 100644
--- a/gstreamer-gl/src/auto/gl_color_convert.rs
+++ b/gstreamer-gl/src/auto/gl_color_convert.rs
@@ -10,7 +10,7 @@ use gst_gl_sys;
 use GLContext;
 
 glib_wrapper! {
-    pub struct GLColorConvert(Object<gst_gl_sys::GstGLColorConvert, gst_gl_sys::GstGLColorConvertClass, GLColorConvertClass>) @extends gst::Object;
+    pub struct GLColorConvert(Object<gst_gl_sys::GstGLColorConvert, gst_gl_sys::GstGLColorConvertClass>) @extends gst::Object;
 
     match fn {
         get_type => || gst_gl_sys::gst_gl_color_convert_get_type(),
diff --git a/gstreamer-gl/src/auto/gl_context.rs b/gstreamer-gl/src/auto/gl_context.rs
index b52b26c35..42fe9e788 100644
--- a/gstreamer-gl/src/auto/gl_context.rs
+++ b/gstreamer-gl/src/auto/gl_context.rs
@@ -17,7 +17,7 @@ use GLWindow;
 use GLAPI;
 
 glib_wrapper! {
-    pub struct GLContext(Object<gst_gl_sys::GstGLContext, gst_gl_sys::GstGLContextClass, GLContextClass>) @extends gst::Object;
+    pub struct GLContext(Object<gst_gl_sys::GstGLContext, gst_gl_sys::GstGLContextClass>) @extends gst::Object;
 
     match fn {
         get_type => || gst_gl_sys::gst_gl_context_get_type(),
diff --git a/gstreamer-gl/src/auto/gl_display.rs b/gstreamer-gl/src/auto/gl_display.rs
index cc8064596..ce901fe40 100644
--- a/gstreamer-gl/src/auto/gl_display.rs
+++ b/gstreamer-gl/src/auto/gl_display.rs
@@ -20,7 +20,7 @@ use GLWindow;
 use GLAPI;
 
 glib_wrapper! {
-    pub struct GLDisplay(Object<gst_gl_sys::GstGLDisplay, gst_gl_sys::GstGLDisplayClass, GLDisplayClass>) @extends gst::Object;
+    pub struct GLDisplay(Object<gst_gl_sys::GstGLDisplay, gst_gl_sys::GstGLDisplayClass>) @extends gst::Object;
 
     match fn {
         get_type => || gst_gl_sys::gst_gl_display_get_type(),
diff --git a/gstreamer-gl/src/auto/gl_display_egl.rs b/gstreamer-gl/src/auto/gl_display_egl.rs
index d1bb7946e..980af8931 100644
--- a/gstreamer-gl/src/auto/gl_display_egl.rs
+++ b/gstreamer-gl/src/auto/gl_display_egl.rs
@@ -9,7 +9,7 @@ use gst_gl_sys;
 use GLDisplay;
 
 glib_wrapper! {
-    pub struct GLDisplayEGL(Object<gst_gl_sys::GstGLDisplayEGL, gst_gl_sys::GstGLDisplayEGLClass, GLDisplayEGLClass>) @extends GLDisplay, gst::Object;
+    pub struct GLDisplayEGL(Object<gst_gl_sys::GstGLDisplayEGL, gst_gl_sys::GstGLDisplayEGLClass>) @extends GLDisplay, gst::Object;
 
     match fn {
         get_type => || gst_gl_sys::gst_gl_display_egl_get_type(),
diff --git a/gstreamer-gl/src/auto/gl_display_wayland.rs b/gstreamer-gl/src/auto/gl_display_wayland.rs
index 8dda5fe32..a15260b49 100644
--- a/gstreamer-gl/src/auto/gl_display_wayland.rs
+++ b/gstreamer-gl/src/auto/gl_display_wayland.rs
@@ -8,7 +8,7 @@ use gst_gl_sys;
 use GLDisplay;
 
 glib_wrapper! {
-    pub struct GLDisplayWayland(Object<gst_gl_sys::GstGLDisplayWayland, gst_gl_sys::GstGLDisplayWaylandClass, GLDisplayWaylandClass>) @extends GLDisplay, gst::Object;
+    pub struct GLDisplayWayland(Object<gst_gl_sys::GstGLDisplayWayland, gst_gl_sys::GstGLDisplayWaylandClass>) @extends GLDisplay, gst::Object;
 
     match fn {
         get_type => || gst_gl_sys::gst_gl_display_wayland_get_type(),
diff --git a/gstreamer-gl/src/auto/gl_display_x11.rs b/gstreamer-gl/src/auto/gl_display_x11.rs
index 30e6510c2..3bf9482f5 100644
--- a/gstreamer-gl/src/auto/gl_display_x11.rs
+++ b/gstreamer-gl/src/auto/gl_display_x11.rs
@@ -8,7 +8,7 @@ use gst_gl_sys;
 use GLDisplay;
 
 glib_wrapper! {
-    pub struct GLDisplayX11(Object<gst_gl_sys::GstGLDisplayX11, gst_gl_sys::GstGLDisplayX11Class, GLDisplayX11Class>) @extends GLDisplay, gst::Object;
+    pub struct GLDisplayX11(Object<gst_gl_sys::GstGLDisplayX11, gst_gl_sys::GstGLDisplayX11Class>) @extends GLDisplay, gst::Object;
 
     match fn {
         get_type => || gst_gl_sys::gst_gl_display_x11_get_type(),
diff --git a/gstreamer-gl/src/auto/gl_framebuffer.rs b/gstreamer-gl/src/auto/gl_framebuffer.rs
index 3d87d8940..aba155e2a 100644
--- a/gstreamer-gl/src/auto/gl_framebuffer.rs
+++ b/gstreamer-gl/src/auto/gl_framebuffer.rs
@@ -10,7 +10,7 @@ use std::mem;
 use GLContext;
 
 glib_wrapper! {
-    pub struct GLFramebuffer(Object<gst_gl_sys::GstGLFramebuffer, gst_gl_sys::GstGLFramebufferClass, GLFramebufferClass>) @extends gst::Object;
+    pub struct GLFramebuffer(Object<gst_gl_sys::GstGLFramebuffer, gst_gl_sys::GstGLFramebufferClass>) @extends gst::Object;
 
     match fn {
         get_type => || gst_gl_sys::gst_gl_framebuffer_get_type(),
diff --git a/gstreamer-gl/src/auto/gl_overlay_compositor.rs b/gstreamer-gl/src/auto/gl_overlay_compositor.rs
index fac4252af..40c7370c4 100644
--- a/gstreamer-gl/src/auto/gl_overlay_compositor.rs
+++ b/gstreamer-gl/src/auto/gl_overlay_compositor.rs
@@ -27,7 +27,7 @@ use std::mem::transmute;
 use GLContext;
 
 glib_wrapper! {
-    pub struct GLOverlayCompositor(Object<gst_gl_sys::GstGLOverlayCompositor, gst_gl_sys::GstGLOverlayCompositorClass, GLOverlayCompositorClass>) @extends gst::Object;
+    pub struct GLOverlayCompositor(Object<gst_gl_sys::GstGLOverlayCompositor, gst_gl_sys::GstGLOverlayCompositorClass>) @extends gst::Object;
 
     match fn {
         get_type => || gst_gl_sys::gst_gl_overlay_compositor_get_type(),
diff --git a/gstreamer-gl/src/auto/gl_shader.rs b/gstreamer-gl/src/auto/gl_shader.rs
index d5fef6eb4..2fe976b9f 100644
--- a/gstreamer-gl/src/auto/gl_shader.rs
+++ b/gstreamer-gl/src/auto/gl_shader.rs
@@ -27,7 +27,7 @@ use GLSLStage;
 use GLSLVersion;
 
 glib_wrapper! {
-    pub struct GLShader(Object<gst_gl_sys::GstGLShader, gst_gl_sys::GstGLShaderClass, GLShaderClass>) @extends gst::Object;
+    pub struct GLShader(Object<gst_gl_sys::GstGLShader, gst_gl_sys::GstGLShaderClass>) @extends gst::Object;
 
     match fn {
         get_type => || gst_gl_sys::gst_gl_shader_get_type(),
diff --git a/gstreamer-gl/src/auto/gl_upload.rs b/gstreamer-gl/src/auto/gl_upload.rs
index 42c4268d3..70e10e057 100644
--- a/gstreamer-gl/src/auto/gl_upload.rs
+++ b/gstreamer-gl/src/auto/gl_upload.rs
@@ -11,7 +11,7 @@ use std::ptr;
 use GLContext;
 
 glib_wrapper! {
-    pub struct GLUpload(Object<gst_gl_sys::GstGLUpload, gst_gl_sys::GstGLUploadClass, GLUploadClass>) @extends gst::Object;
+    pub struct GLUpload(Object<gst_gl_sys::GstGLUpload, gst_gl_sys::GstGLUploadClass>) @extends gst::Object;
 
     match fn {
         get_type => || gst_gl_sys::gst_gl_upload_get_type(),
diff --git a/gstreamer-gl/src/auto/gl_view_convert.rs b/gstreamer-gl/src/auto/gl_view_convert.rs
index fdfb066e7..b15ca7775 100644
--- a/gstreamer-gl/src/auto/gl_view_convert.rs
+++ b/gstreamer-gl/src/auto/gl_view_convert.rs
@@ -21,7 +21,7 @@ use GLContext;
 use GLStereoDownmix;
 
 glib_wrapper! {
-    pub struct GLViewConvert(Object<gst_gl_sys::GstGLViewConvert, gst_gl_sys::GstGLViewConvertClass, GLViewConvertClass>) @extends gst::Object;
+    pub struct GLViewConvert(Object<gst_gl_sys::GstGLViewConvert, gst_gl_sys::GstGLViewConvertClass>) @extends gst::Object;
 
     match fn {
         get_type => || gst_gl_sys::gst_gl_view_convert_get_type(),
diff --git a/gstreamer-gl/src/auto/gl_window.rs b/gstreamer-gl/src/auto/gl_window.rs
index 75b23b22d..d00921cdf 100644
--- a/gstreamer-gl/src/auto/gl_window.rs
+++ b/gstreamer-gl/src/auto/gl_window.rs
@@ -20,7 +20,7 @@ use GLContext;
 use GLDisplay;
 
 glib_wrapper! {
-    pub struct GLWindow(Object<gst_gl_sys::GstGLWindow, gst_gl_sys::GstGLWindowClass, GLWindowClass>) @extends gst::Object;
+    pub struct GLWindow(Object<gst_gl_sys::GstGLWindow, gst_gl_sys::GstGLWindowClass>) @extends gst::Object;
 
     match fn {
         get_type => || gst_gl_sys::gst_gl_window_get_type(),
diff --git a/gstreamer-gl/src/auto/glsl_stage.rs b/gstreamer-gl/src/auto/glsl_stage.rs
index 75e9fa1b5..76ce4090e 100644
--- a/gstreamer-gl/src/auto/glsl_stage.rs
+++ b/gstreamer-gl/src/auto/glsl_stage.rs
@@ -13,7 +13,7 @@ use GLSLProfile;
 use GLSLVersion;
 
 glib_wrapper! {
-    pub struct GLSLStage(Object<gst_gl_sys::GstGLSLStage, gst_gl_sys::GstGLSLStageClass, GLSLStageClass>) @extends gst::Object;
+    pub struct GLSLStage(Object<gst_gl_sys::GstGLSLStage, gst_gl_sys::GstGLSLStageClass>) @extends gst::Object;
 
     match fn {
         get_type => || gst_gl_sys::gst_glsl_stage_get_type(),
diff --git a/gstreamer-gl/src/auto/mod.rs b/gstreamer-gl/src/auto/mod.rs
index 80861807a..5dea03c56 100644
--- a/gstreamer-gl/src/auto/mod.rs
+++ b/gstreamer-gl/src/auto/mod.rs
@@ -7,56 +7,56 @@ mod gl_base_filter;
 #[cfg(any(feature = "v1_16", feature = "dox"))]
 pub use self::gl_base_filter::GLBaseFilterExt;
 #[cfg(any(feature = "v1_16", feature = "dox"))]
-pub use self::gl_base_filter::{GLBaseFilter, GLBaseFilterClass, NONE_GL_BASE_FILTER};
+pub use self::gl_base_filter::{GLBaseFilter, NONE_GL_BASE_FILTER};
 
 mod gl_color_convert;
-pub use self::gl_color_convert::{GLColorConvert, GLColorConvertClass};
+pub use self::gl_color_convert::GLColorConvert;
 
 mod gl_context;
 pub use self::gl_context::GLContextExt;
-pub use self::gl_context::{GLContext, GLContextClass, NONE_GL_CONTEXT};
+pub use self::gl_context::{GLContext, NONE_GL_CONTEXT};
 
 mod gl_display;
 pub use self::gl_display::GLDisplayExt;
-pub use self::gl_display::{GLDisplay, GLDisplayClass, NONE_GL_DISPLAY};
+pub use self::gl_display::{GLDisplay, NONE_GL_DISPLAY};
 
 #[cfg(any(feature = "egl", feature = "dox"))]
 mod gl_display_egl;
 #[cfg(any(feature = "egl", feature = "dox"))]
-pub use self::gl_display_egl::{GLDisplayEGL, GLDisplayEGLClass};
+pub use self::gl_display_egl::GLDisplayEGL;
 
 #[cfg(any(feature = "wayland", feature = "dox"))]
 mod gl_display_wayland;
 #[cfg(any(feature = "wayland", feature = "dox"))]
-pub use self::gl_display_wayland::{GLDisplayWayland, GLDisplayWaylandClass};
+pub use self::gl_display_wayland::GLDisplayWayland;
 
 #[cfg(any(feature = "x11", feature = "dox"))]
 mod gl_display_x11;
 #[cfg(any(feature = "x11", feature = "dox"))]
-pub use self::gl_display_x11::{GLDisplayX11, GLDisplayX11Class};
+pub use self::gl_display_x11::GLDisplayX11;
 
 mod gl_framebuffer;
 pub use self::gl_framebuffer::GLFramebufferExt;
-pub use self::gl_framebuffer::{GLFramebuffer, GLFramebufferClass, NONE_GL_FRAMEBUFFER};
+pub use self::gl_framebuffer::{GLFramebuffer, NONE_GL_FRAMEBUFFER};
 
 mod gl_overlay_compositor;
-pub use self::gl_overlay_compositor::{GLOverlayCompositor, GLOverlayCompositorClass};
+pub use self::gl_overlay_compositor::GLOverlayCompositor;
 
 mod glsl_stage;
-pub use self::glsl_stage::{GLSLStage, GLSLStageClass};
+pub use self::glsl_stage::GLSLStage;
 
 mod gl_shader;
-pub use self::gl_shader::{GLShader, GLShaderClass};
+pub use self::gl_shader::GLShader;
 
 mod gl_upload;
-pub use self::gl_upload::{GLUpload, GLUploadClass};
+pub use self::gl_upload::GLUpload;
 
 mod gl_view_convert;
-pub use self::gl_view_convert::{GLViewConvert, GLViewConvertClass};
+pub use self::gl_view_convert::GLViewConvert;
 
 mod gl_window;
 pub use self::gl_window::GLWindowExt;
-pub use self::gl_window::{GLWindow, GLWindowClass, NONE_GL_WINDOW};
+pub use self::gl_window::{GLWindow, NONE_GL_WINDOW};
 
 mod enums;
 pub use self::enums::GLContextError;
diff --git a/gstreamer-gl/src/auto/versions.txt b/gstreamer-gl/src/auto/versions.txt
index d25d2aa4f..03f3faacf 100644
--- a/gstreamer-gl/src/auto/versions.txt
+++ b/gstreamer-gl/src/auto/versions.txt
@@ -1,2 +1,2 @@
-Generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+Generated by gir (https://github.com/gtk-rs/gir @ db37199)
+from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
diff --git a/gstreamer-gl/sys/build.rs b/gstreamer-gl/sys/build.rs
index f50829805..93a1b219b 100644
--- a/gstreamer-gl/sys/build.rs
+++ b/gstreamer-gl/sys/build.rs
@@ -1,5 +1,5 @@
-// This file was generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-// from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+// This file was generated by gir (https://github.com/gtk-rs/gir @ db37199)
+// from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
 // DO NOT EDIT
 
 #[cfg(not(feature = "dox"))]
diff --git a/gstreamer-gl/sys/src/lib.rs b/gstreamer-gl/sys/src/lib.rs
index b162433c1..7fa5b2837 100644
--- a/gstreamer-gl/sys/src/lib.rs
+++ b/gstreamer-gl/sys/src/lib.rs
@@ -1,5 +1,5 @@
-// This file was generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-// from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+// This file was generated by gir (https://github.com/gtk-rs/gir @ db37199)
+// from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
 // DO NOT EDIT
 
 #![allow(non_camel_case_types, non_upper_case_globals, non_snake_case)]
diff --git a/gstreamer-gl/sys/tests/abi.rs b/gstreamer-gl/sys/tests/abi.rs
index 5b7db4f5d..12fde177b 100644
--- a/gstreamer-gl/sys/tests/abi.rs
+++ b/gstreamer-gl/sys/tests/abi.rs
@@ -1,5 +1,5 @@
-// This file was generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-// from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+// This file was generated by gir (https://github.com/gtk-rs/gir @ db37199)
+// from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
 // DO NOT EDIT
 
 extern crate gstreamer_gl_sys;
diff --git a/gstreamer-gl/sys/tests/constant.c b/gstreamer-gl/sys/tests/constant.c
index 689d41c2c..7a1c810ac 100644
--- a/gstreamer-gl/sys/tests/constant.c
+++ b/gstreamer-gl/sys/tests/constant.c
@@ -1,5 +1,5 @@
-// This file was generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-// from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+// This file was generated by gir (https://github.com/gtk-rs/gir @ db37199)
+// from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
 // DO NOT EDIT
 
 #include "manual.h"
diff --git a/gstreamer-gl/sys/tests/layout.c b/gstreamer-gl/sys/tests/layout.c
index fef86c05f..291623e9a 100644
--- a/gstreamer-gl/sys/tests/layout.c
+++ b/gstreamer-gl/sys/tests/layout.c
@@ -1,5 +1,5 @@
-// This file was generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-// from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+// This file was generated by gir (https://github.com/gtk-rs/gir @ db37199)
+// from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
 // DO NOT EDIT
 
 #include "manual.h"
diff --git a/gstreamer-mpegts/sys/build.rs b/gstreamer-mpegts/sys/build.rs
index f50829805..93a1b219b 100644
--- a/gstreamer-mpegts/sys/build.rs
+++ b/gstreamer-mpegts/sys/build.rs
@@ -1,5 +1,5 @@
-// This file was generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-// from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+// This file was generated by gir (https://github.com/gtk-rs/gir @ db37199)
+// from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
 // DO NOT EDIT
 
 #[cfg(not(feature = "dox"))]
diff --git a/gstreamer-mpegts/sys/src/lib.rs b/gstreamer-mpegts/sys/src/lib.rs
index 25bb9502a..7848cbe12 100644
--- a/gstreamer-mpegts/sys/src/lib.rs
+++ b/gstreamer-mpegts/sys/src/lib.rs
@@ -1,5 +1,5 @@
-// This file was generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-// from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+// This file was generated by gir (https://github.com/gtk-rs/gir @ db37199)
+// from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
 // DO NOT EDIT
 
 #![allow(non_camel_case_types, non_upper_case_globals, non_snake_case)]
diff --git a/gstreamer-mpegts/sys/tests/abi.rs b/gstreamer-mpegts/sys/tests/abi.rs
index 6b7e13589..713959191 100644
--- a/gstreamer-mpegts/sys/tests/abi.rs
+++ b/gstreamer-mpegts/sys/tests/abi.rs
@@ -1,5 +1,5 @@
-// This file was generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-// from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+// This file was generated by gir (https://github.com/gtk-rs/gir @ db37199)
+// from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
 // DO NOT EDIT
 
 extern crate gstreamer_mpegts_sys;
diff --git a/gstreamer-mpegts/sys/tests/constant.c b/gstreamer-mpegts/sys/tests/constant.c
index 689d41c2c..7a1c810ac 100644
--- a/gstreamer-mpegts/sys/tests/constant.c
+++ b/gstreamer-mpegts/sys/tests/constant.c
@@ -1,5 +1,5 @@
-// This file was generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-// from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+// This file was generated by gir (https://github.com/gtk-rs/gir @ db37199)
+// from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
 // DO NOT EDIT
 
 #include "manual.h"
diff --git a/gstreamer-mpegts/sys/tests/layout.c b/gstreamer-mpegts/sys/tests/layout.c
index fef86c05f..291623e9a 100644
--- a/gstreamer-mpegts/sys/tests/layout.c
+++ b/gstreamer-mpegts/sys/tests/layout.c
@@ -1,5 +1,5 @@
-// This file was generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-// from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+// This file was generated by gir (https://github.com/gtk-rs/gir @ db37199)
+// from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
 // DO NOT EDIT
 
 #include "manual.h"
diff --git a/gstreamer-net/src/auto/mod.rs b/gstreamer-net/src/auto/mod.rs
index e43742da4..3026dc620 100644
--- a/gstreamer-net/src/auto/mod.rs
+++ b/gstreamer-net/src/auto/mod.rs
@@ -3,16 +3,16 @@
 // DO NOT EDIT
 
 mod net_client_clock;
-pub use self::net_client_clock::{NetClientClock, NetClientClockClass};
+pub use self::net_client_clock::NetClientClock;
 
 mod net_time_provider;
-pub use self::net_time_provider::{NetTimeProvider, NetTimeProviderClass};
+pub use self::net_time_provider::NetTimeProvider;
 
 mod ntp_clock;
-pub use self::ntp_clock::{NtpClock, NtpClockClass};
+pub use self::ntp_clock::NtpClock;
 
 mod ptp_clock;
-pub use self::ptp_clock::{PtpClock, PtpClockClass};
+pub use self::ptp_clock::PtpClock;
 
 #[doc(hidden)]
 pub mod traits {}
diff --git a/gstreamer-net/src/auto/net_client_clock.rs b/gstreamer-net/src/auto/net_client_clock.rs
index 91744bee8..0427d5321 100644
--- a/gstreamer-net/src/auto/net_client_clock.rs
+++ b/gstreamer-net/src/auto/net_client_clock.rs
@@ -19,7 +19,7 @@ use std::boxed::Box as Box_;
 use std::mem::transmute;
 
 glib_wrapper! {
-    pub struct NetClientClock(Object<gst_net_sys::GstNetClientClock, gst_net_sys::GstNetClientClockClass, NetClientClockClass>) @extends gst::Clock, gst::Object;
+    pub struct NetClientClock(Object<gst_net_sys::GstNetClientClock, gst_net_sys::GstNetClientClockClass>) @extends gst::Clock, gst::Object;
 
     match fn {
         get_type => || gst_net_sys::gst_net_client_clock_get_type(),
diff --git a/gstreamer-net/src/auto/net_time_provider.rs b/gstreamer-net/src/auto/net_time_provider.rs
index 8733002d1..2bf1d3e56 100644
--- a/gstreamer-net/src/auto/net_time_provider.rs
+++ b/gstreamer-net/src/auto/net_time_provider.rs
@@ -17,7 +17,7 @@ use std::boxed::Box as Box_;
 use std::mem::transmute;
 
 glib_wrapper! {
-    pub struct NetTimeProvider(Object<gst_net_sys::GstNetTimeProvider, gst_net_sys::GstNetTimeProviderClass, NetTimeProviderClass>) @extends gst::Object;
+    pub struct NetTimeProvider(Object<gst_net_sys::GstNetTimeProvider, gst_net_sys::GstNetTimeProviderClass>) @extends gst::Object;
 
     match fn {
         get_type => || gst_net_sys::gst_net_time_provider_get_type(),
diff --git a/gstreamer-net/src/auto/ntp_clock.rs b/gstreamer-net/src/auto/ntp_clock.rs
index 93e4f975a..ed1aa4660 100644
--- a/gstreamer-net/src/auto/ntp_clock.rs
+++ b/gstreamer-net/src/auto/ntp_clock.rs
@@ -8,7 +8,7 @@ use gst_net_sys;
 use NetClientClock;
 
 glib_wrapper! {
-    pub struct NtpClock(Object<gst_net_sys::GstNtpClock, gst_net_sys::GstNtpClockClass, NtpClockClass>) @extends NetClientClock, gst::Clock, gst::Object;
+    pub struct NtpClock(Object<gst_net_sys::GstNtpClock, gst_net_sys::GstNtpClockClass>) @extends NetClientClock, gst::Clock, gst::Object;
 
     match fn {
         get_type => || gst_net_sys::gst_ntp_clock_get_type(),
diff --git a/gstreamer-net/src/auto/ptp_clock.rs b/gstreamer-net/src/auto/ptp_clock.rs
index a5f1090ef..5c54d1aa5 100644
--- a/gstreamer-net/src/auto/ptp_clock.rs
+++ b/gstreamer-net/src/auto/ptp_clock.rs
@@ -16,7 +16,7 @@ use std::boxed::Box as Box_;
 use std::mem::transmute;
 
 glib_wrapper! {
-    pub struct PtpClock(Object<gst_net_sys::GstPtpClock, gst_net_sys::GstPtpClockClass, PtpClockClass>) @extends gst::Clock, gst::Object;
+    pub struct PtpClock(Object<gst_net_sys::GstPtpClock, gst_net_sys::GstPtpClockClass>) @extends gst::Clock, gst::Object;
 
     match fn {
         get_type => || gst_net_sys::gst_ptp_clock_get_type(),
diff --git a/gstreamer-net/src/auto/versions.txt b/gstreamer-net/src/auto/versions.txt
index d25d2aa4f..03f3faacf 100644
--- a/gstreamer-net/src/auto/versions.txt
+++ b/gstreamer-net/src/auto/versions.txt
@@ -1,2 +1,2 @@
-Generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+Generated by gir (https://github.com/gtk-rs/gir @ db37199)
+from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
diff --git a/gstreamer-net/sys/build.rs b/gstreamer-net/sys/build.rs
index f50829805..93a1b219b 100644
--- a/gstreamer-net/sys/build.rs
+++ b/gstreamer-net/sys/build.rs
@@ -1,5 +1,5 @@
-// This file was generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-// from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+// This file was generated by gir (https://github.com/gtk-rs/gir @ db37199)
+// from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
 // DO NOT EDIT
 
 #[cfg(not(feature = "dox"))]
diff --git a/gstreamer-net/sys/src/lib.rs b/gstreamer-net/sys/src/lib.rs
index bc50dff5a..2324d15ea 100644
--- a/gstreamer-net/sys/src/lib.rs
+++ b/gstreamer-net/sys/src/lib.rs
@@ -1,5 +1,5 @@
-// This file was generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-// from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+// This file was generated by gir (https://github.com/gtk-rs/gir @ db37199)
+// from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
 // DO NOT EDIT
 
 #![allow(non_camel_case_types, non_upper_case_globals, non_snake_case)]
diff --git a/gstreamer-net/sys/tests/abi.rs b/gstreamer-net/sys/tests/abi.rs
index ec8e9f3e1..7842694e1 100644
--- a/gstreamer-net/sys/tests/abi.rs
+++ b/gstreamer-net/sys/tests/abi.rs
@@ -1,5 +1,5 @@
-// This file was generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-// from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+// This file was generated by gir (https://github.com/gtk-rs/gir @ db37199)
+// from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
 // DO NOT EDIT
 
 extern crate gstreamer_net_sys;
diff --git a/gstreamer-net/sys/tests/constant.c b/gstreamer-net/sys/tests/constant.c
index 689d41c2c..7a1c810ac 100644
--- a/gstreamer-net/sys/tests/constant.c
+++ b/gstreamer-net/sys/tests/constant.c
@@ -1,5 +1,5 @@
-// This file was generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-// from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+// This file was generated by gir (https://github.com/gtk-rs/gir @ db37199)
+// from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
 // DO NOT EDIT
 
 #include "manual.h"
diff --git a/gstreamer-net/sys/tests/layout.c b/gstreamer-net/sys/tests/layout.c
index fef86c05f..291623e9a 100644
--- a/gstreamer-net/sys/tests/layout.c
+++ b/gstreamer-net/sys/tests/layout.c
@@ -1,5 +1,5 @@
-// This file was generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-// from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+// This file was generated by gir (https://github.com/gtk-rs/gir @ db37199)
+// from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
 // DO NOT EDIT
 
 #include "manual.h"
diff --git a/gstreamer-pbutils/src/auto/discoverer.rs b/gstreamer-pbutils/src/auto/discoverer.rs
index 8b752fea0..b31ef77cd 100644
--- a/gstreamer-pbutils/src/auto/discoverer.rs
+++ b/gstreamer-pbutils/src/auto/discoverer.rs
@@ -23,7 +23,7 @@ use std::ptr;
 use DiscovererInfo;
 
 glib_wrapper! {
-    pub struct Discoverer(Object<gst_pbutils_sys::GstDiscoverer, gst_pbutils_sys::GstDiscovererClass, DiscovererClass>);
+    pub struct Discoverer(Object<gst_pbutils_sys::GstDiscoverer, gst_pbutils_sys::GstDiscovererClass>);
 
     match fn {
         get_type => || gst_pbutils_sys::gst_discoverer_get_type(),
diff --git a/gstreamer-pbutils/src/auto/discoverer_audio_info.rs b/gstreamer-pbutils/src/auto/discoverer_audio_info.rs
index 54a6ee127..7d4056254 100644
--- a/gstreamer-pbutils/src/auto/discoverer_audio_info.rs
+++ b/gstreamer-pbutils/src/auto/discoverer_audio_info.rs
@@ -8,7 +8,7 @@ use gst_pbutils_sys;
 use DiscovererStreamInfo;
 
 glib_wrapper! {
-    pub struct DiscovererAudioInfo(Object<gst_pbutils_sys::GstDiscovererAudioInfo, DiscovererAudioInfoClass>) @extends DiscovererStreamInfo;
+    pub struct DiscovererAudioInfo(Object<gst_pbutils_sys::GstDiscovererAudioInfo>) @extends DiscovererStreamInfo;
 
     match fn {
         get_type => || gst_pbutils_sys::gst_discoverer_audio_info_get_type(),
diff --git a/gstreamer-pbutils/src/auto/discoverer_container_info.rs b/gstreamer-pbutils/src/auto/discoverer_container_info.rs
index 4288f7d3a..af56df355 100644
--- a/gstreamer-pbutils/src/auto/discoverer_container_info.rs
+++ b/gstreamer-pbutils/src/auto/discoverer_container_info.rs
@@ -7,7 +7,7 @@ use gst_pbutils_sys;
 use DiscovererStreamInfo;
 
 glib_wrapper! {
-    pub struct DiscovererContainerInfo(Object<gst_pbutils_sys::GstDiscovererContainerInfo, DiscovererContainerInfoClass>) @extends DiscovererStreamInfo;
+    pub struct DiscovererContainerInfo(Object<gst_pbutils_sys::GstDiscovererContainerInfo>) @extends DiscovererStreamInfo;
 
     match fn {
         get_type => || gst_pbutils_sys::gst_discoverer_container_info_get_type(),
diff --git a/gstreamer-pbutils/src/auto/discoverer_info.rs b/gstreamer-pbutils/src/auto/discoverer_info.rs
index 6d456baed..fc77322ec 100644
--- a/gstreamer-pbutils/src/auto/discoverer_info.rs
+++ b/gstreamer-pbutils/src/auto/discoverer_info.rs
@@ -12,7 +12,7 @@ use DiscovererSerializeFlags;
 use DiscovererStreamInfo;
 
 glib_wrapper! {
-    pub struct DiscovererInfo(Object<gst_pbutils_sys::GstDiscovererInfo, DiscovererInfoClass>);
+    pub struct DiscovererInfo(Object<gst_pbutils_sys::GstDiscovererInfo>);
 
     match fn {
         get_type => || gst_pbutils_sys::gst_discoverer_info_get_type(),
diff --git a/gstreamer-pbutils/src/auto/discoverer_stream_info.rs b/gstreamer-pbutils/src/auto/discoverer_stream_info.rs
index bb7bbd0aa..bfed9279e 100644
--- a/gstreamer-pbutils/src/auto/discoverer_stream_info.rs
+++ b/gstreamer-pbutils/src/auto/discoverer_stream_info.rs
@@ -9,7 +9,7 @@ use gst;
 use gst_pbutils_sys;
 
 glib_wrapper! {
-    pub struct DiscovererStreamInfo(Object<gst_pbutils_sys::GstDiscovererStreamInfo, DiscovererStreamInfoClass>);
+    pub struct DiscovererStreamInfo(Object<gst_pbutils_sys::GstDiscovererStreamInfo>);
 
     match fn {
         get_type => || gst_pbutils_sys::gst_discoverer_stream_info_get_type(),
diff --git a/gstreamer-pbutils/src/auto/discoverer_subtitle_info.rs b/gstreamer-pbutils/src/auto/discoverer_subtitle_info.rs
index 7cef35fab..d41da6612 100644
--- a/gstreamer-pbutils/src/auto/discoverer_subtitle_info.rs
+++ b/gstreamer-pbutils/src/auto/discoverer_subtitle_info.rs
@@ -8,7 +8,7 @@ use gst_pbutils_sys;
 use DiscovererStreamInfo;
 
 glib_wrapper! {
-    pub struct DiscovererSubtitleInfo(Object<gst_pbutils_sys::GstDiscovererSubtitleInfo, DiscovererSubtitleInfoClass>) @extends DiscovererStreamInfo;
+    pub struct DiscovererSubtitleInfo(Object<gst_pbutils_sys::GstDiscovererSubtitleInfo>) @extends DiscovererStreamInfo;
 
     match fn {
         get_type => || gst_pbutils_sys::gst_discoverer_subtitle_info_get_type(),
diff --git a/gstreamer-pbutils/src/auto/discoverer_video_info.rs b/gstreamer-pbutils/src/auto/discoverer_video_info.rs
index 045ccd424..754bc2725 100644
--- a/gstreamer-pbutils/src/auto/discoverer_video_info.rs
+++ b/gstreamer-pbutils/src/auto/discoverer_video_info.rs
@@ -7,7 +7,7 @@ use gst_pbutils_sys;
 use DiscovererStreamInfo;
 
 glib_wrapper! {
-    pub struct DiscovererVideoInfo(Object<gst_pbutils_sys::GstDiscovererVideoInfo, DiscovererVideoInfoClass>) @extends DiscovererStreamInfo;
+    pub struct DiscovererVideoInfo(Object<gst_pbutils_sys::GstDiscovererVideoInfo>) @extends DiscovererStreamInfo;
 
     match fn {
         get_type => || gst_pbutils_sys::gst_discoverer_video_info_get_type(),
diff --git a/gstreamer-pbutils/src/auto/encoding_audio_profile.rs b/gstreamer-pbutils/src/auto/encoding_audio_profile.rs
index 6a5dc933b..ab9c41289 100644
--- a/gstreamer-pbutils/src/auto/encoding_audio_profile.rs
+++ b/gstreamer-pbutils/src/auto/encoding_audio_profile.rs
@@ -7,7 +7,7 @@ use gst_pbutils_sys;
 use EncodingProfile;
 
 glib_wrapper! {
-    pub struct EncodingAudioProfile(Object<gst_pbutils_sys::GstEncodingAudioProfile, gst_pbutils_sys::GstEncodingAudioProfileClass, EncodingAudioProfileClass>) @extends EncodingProfile;
+    pub struct EncodingAudioProfile(Object<gst_pbutils_sys::GstEncodingAudioProfile, gst_pbutils_sys::GstEncodingAudioProfileClass>) @extends EncodingProfile;
 
     match fn {
         get_type => || gst_pbutils_sys::gst_encoding_audio_profile_get_type(),
diff --git a/gstreamer-pbutils/src/auto/encoding_container_profile.rs b/gstreamer-pbutils/src/auto/encoding_container_profile.rs
index e547143ce..1edf452cd 100644
--- a/gstreamer-pbutils/src/auto/encoding_container_profile.rs
+++ b/gstreamer-pbutils/src/auto/encoding_container_profile.rs
@@ -8,7 +8,7 @@ use gst_pbutils_sys;
 use EncodingProfile;
 
 glib_wrapper! {
-    pub struct EncodingContainerProfile(Object<gst_pbutils_sys::GstEncodingContainerProfile, gst_pbutils_sys::GstEncodingContainerProfileClass, EncodingContainerProfileClass>) @extends EncodingProfile;
+    pub struct EncodingContainerProfile(Object<gst_pbutils_sys::GstEncodingContainerProfile, gst_pbutils_sys::GstEncodingContainerProfileClass>) @extends EncodingProfile;
 
     match fn {
         get_type => || gst_pbutils_sys::gst_encoding_container_profile_get_type(),
diff --git a/gstreamer-pbutils/src/auto/encoding_profile.rs b/gstreamer-pbutils/src/auto/encoding_profile.rs
index 5809901bb..a12ae8873 100644
--- a/gstreamer-pbutils/src/auto/encoding_profile.rs
+++ b/gstreamer-pbutils/src/auto/encoding_profile.rs
@@ -11,7 +11,7 @@ use gst_pbutils_sys;
 use DiscovererInfo;
 
 glib_wrapper! {
-    pub struct EncodingProfile(Object<gst_pbutils_sys::GstEncodingProfile, gst_pbutils_sys::GstEncodingProfileClass, EncodingProfileClass>);
+    pub struct EncodingProfile(Object<gst_pbutils_sys::GstEncodingProfile, gst_pbutils_sys::GstEncodingProfileClass>);
 
     match fn {
         get_type => || gst_pbutils_sys::gst_encoding_profile_get_type(),
diff --git a/gstreamer-pbutils/src/auto/encoding_target.rs b/gstreamer-pbutils/src/auto/encoding_target.rs
index fa2b19030..4b890ae52 100644
--- a/gstreamer-pbutils/src/auto/encoding_target.rs
+++ b/gstreamer-pbutils/src/auto/encoding_target.rs
@@ -11,7 +11,7 @@ use std::ptr;
 use EncodingProfile;
 
 glib_wrapper! {
-    pub struct EncodingTarget(Object<gst_pbutils_sys::GstEncodingTarget, EncodingTargetClass>);
+    pub struct EncodingTarget(Object<gst_pbutils_sys::GstEncodingTarget>);
 
     match fn {
         get_type => || gst_pbutils_sys::gst_encoding_target_get_type(),
diff --git a/gstreamer-pbutils/src/auto/encoding_video_profile.rs b/gstreamer-pbutils/src/auto/encoding_video_profile.rs
index 4cc0076af..f4793fb9b 100644
--- a/gstreamer-pbutils/src/auto/encoding_video_profile.rs
+++ b/gstreamer-pbutils/src/auto/encoding_video_profile.rs
@@ -7,7 +7,7 @@ use gst_pbutils_sys;
 use EncodingProfile;
 
 glib_wrapper! {
-    pub struct EncodingVideoProfile(Object<gst_pbutils_sys::GstEncodingVideoProfile, gst_pbutils_sys::GstEncodingVideoProfileClass, EncodingVideoProfileClass>) @extends EncodingProfile;
+    pub struct EncodingVideoProfile(Object<gst_pbutils_sys::GstEncodingVideoProfile, gst_pbutils_sys::GstEncodingVideoProfileClass>) @extends EncodingProfile;
 
     match fn {
         get_type => || gst_pbutils_sys::gst_encoding_video_profile_get_type(),
diff --git a/gstreamer-pbutils/src/auto/mod.rs b/gstreamer-pbutils/src/auto/mod.rs
index 40d5fd554..6123e8268 100644
--- a/gstreamer-pbutils/src/auto/mod.rs
+++ b/gstreamer-pbutils/src/auto/mod.rs
@@ -3,46 +3,42 @@
 // DO NOT EDIT
 
 mod discoverer;
-pub use self::discoverer::{Discoverer, DiscovererClass};
+pub use self::discoverer::Discoverer;
 
 mod discoverer_audio_info;
-pub use self::discoverer_audio_info::{DiscovererAudioInfo, DiscovererAudioInfoClass};
+pub use self::discoverer_audio_info::DiscovererAudioInfo;
 
 mod discoverer_container_info;
-pub use self::discoverer_container_info::{DiscovererContainerInfo, DiscovererContainerInfoClass};
+pub use self::discoverer_container_info::DiscovererContainerInfo;
 
 mod discoverer_info;
-pub use self::discoverer_info::{DiscovererInfo, DiscovererInfoClass};
+pub use self::discoverer_info::DiscovererInfo;
 
 mod discoverer_stream_info;
 pub use self::discoverer_stream_info::DiscovererStreamInfoExt;
-pub use self::discoverer_stream_info::{
-    DiscovererStreamInfo, DiscovererStreamInfoClass, NONE_DISCOVERER_STREAM_INFO,
-};
+pub use self::discoverer_stream_info::{DiscovererStreamInfo, NONE_DISCOVERER_STREAM_INFO};
 
 mod discoverer_subtitle_info;
-pub use self::discoverer_subtitle_info::{DiscovererSubtitleInfo, DiscovererSubtitleInfoClass};
+pub use self::discoverer_subtitle_info::DiscovererSubtitleInfo;
 
 mod discoverer_video_info;
-pub use self::discoverer_video_info::{DiscovererVideoInfo, DiscovererVideoInfoClass};
+pub use self::discoverer_video_info::DiscovererVideoInfo;
 
 mod encoding_audio_profile;
-pub use self::encoding_audio_profile::{EncodingAudioProfile, EncodingAudioProfileClass};
+pub use self::encoding_audio_profile::EncodingAudioProfile;
 
 mod encoding_container_profile;
-pub use self::encoding_container_profile::{
-    EncodingContainerProfile, EncodingContainerProfileClass,
-};
+pub use self::encoding_container_profile::EncodingContainerProfile;
 
 mod encoding_profile;
 pub use self::encoding_profile::EncodingProfileExt;
-pub use self::encoding_profile::{EncodingProfile, EncodingProfileClass, NONE_ENCODING_PROFILE};
+pub use self::encoding_profile::{EncodingProfile, NONE_ENCODING_PROFILE};
 
 mod encoding_target;
-pub use self::encoding_target::{EncodingTarget, EncodingTargetClass};
+pub use self::encoding_target::EncodingTarget;
 
 mod encoding_video_profile;
-pub use self::encoding_video_profile::{EncodingVideoProfile, EncodingVideoProfileClass};
+pub use self::encoding_video_profile::EncodingVideoProfile;
 
 mod enums;
 pub use self::enums::DiscovererResult;
diff --git a/gstreamer-pbutils/src/auto/versions.txt b/gstreamer-pbutils/src/auto/versions.txt
index d25d2aa4f..03f3faacf 100644
--- a/gstreamer-pbutils/src/auto/versions.txt
+++ b/gstreamer-pbutils/src/auto/versions.txt
@@ -1,2 +1,2 @@
-Generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+Generated by gir (https://github.com/gtk-rs/gir @ db37199)
+from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
diff --git a/gstreamer-pbutils/sys/build.rs b/gstreamer-pbutils/sys/build.rs
index f50829805..93a1b219b 100644
--- a/gstreamer-pbutils/sys/build.rs
+++ b/gstreamer-pbutils/sys/build.rs
@@ -1,5 +1,5 @@
-// This file was generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-// from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+// This file was generated by gir (https://github.com/gtk-rs/gir @ db37199)
+// from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
 // DO NOT EDIT
 
 #[cfg(not(feature = "dox"))]
diff --git a/gstreamer-pbutils/sys/src/lib.rs b/gstreamer-pbutils/sys/src/lib.rs
index 036a16ce6..030753ee7 100644
--- a/gstreamer-pbutils/sys/src/lib.rs
+++ b/gstreamer-pbutils/sys/src/lib.rs
@@ -1,5 +1,5 @@
-// This file was generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-// from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+// This file was generated by gir (https://github.com/gtk-rs/gir @ db37199)
+// from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
 // DO NOT EDIT
 
 #![allow(non_camel_case_types, non_upper_case_globals, non_snake_case)]
diff --git a/gstreamer-pbutils/sys/tests/abi.rs b/gstreamer-pbutils/sys/tests/abi.rs
index 06fcdf8c4..43cca0bf2 100644
--- a/gstreamer-pbutils/sys/tests/abi.rs
+++ b/gstreamer-pbutils/sys/tests/abi.rs
@@ -1,5 +1,5 @@
-// This file was generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-// from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+// This file was generated by gir (https://github.com/gtk-rs/gir @ db37199)
+// from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
 // DO NOT EDIT
 
 extern crate gstreamer_pbutils_sys;
diff --git a/gstreamer-pbutils/sys/tests/constant.c b/gstreamer-pbutils/sys/tests/constant.c
index 689d41c2c..7a1c810ac 100644
--- a/gstreamer-pbutils/sys/tests/constant.c
+++ b/gstreamer-pbutils/sys/tests/constant.c
@@ -1,5 +1,5 @@
-// This file was generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-// from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+// This file was generated by gir (https://github.com/gtk-rs/gir @ db37199)
+// from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
 // DO NOT EDIT
 
 #include "manual.h"
diff --git a/gstreamer-pbutils/sys/tests/layout.c b/gstreamer-pbutils/sys/tests/layout.c
index fef86c05f..291623e9a 100644
--- a/gstreamer-pbutils/sys/tests/layout.c
+++ b/gstreamer-pbutils/sys/tests/layout.c
@@ -1,5 +1,5 @@
-// This file was generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-// from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+// This file was generated by gir (https://github.com/gtk-rs/gir @ db37199)
+// from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
 // DO NOT EDIT
 
 #include "manual.h"
diff --git a/gstreamer-player/src/auto/mod.rs b/gstreamer-player/src/auto/mod.rs
index e1a1e3c32..46a7c1d6a 100644
--- a/gstreamer-player/src/auto/mod.rs
+++ b/gstreamer-player/src/auto/mod.rs
@@ -3,18 +3,16 @@
 // DO NOT EDIT
 
 mod player;
-pub use self::player::{Player, PlayerClass};
+pub use self::player::Player;
 
 mod player_audio_info;
-pub use self::player_audio_info::{PlayerAudioInfo, PlayerAudioInfoClass};
+pub use self::player_audio_info::PlayerAudioInfo;
 
 mod player_gmain_context_signal_dispatcher;
-pub use self::player_gmain_context_signal_dispatcher::{
-    PlayerGMainContextSignalDispatcher, PlayerGMainContextSignalDispatcherClass,
-};
+pub use self::player_gmain_context_signal_dispatcher::PlayerGMainContextSignalDispatcher;
 
 mod player_media_info;
-pub use self::player_media_info::{PlayerMediaInfo, PlayerMediaInfoClass};
+pub use self::player_media_info::PlayerMediaInfo;
 
 mod player_signal_dispatcher;
 pub use self::player_signal_dispatcher::PlayerSignalDispatcherExt;
@@ -22,20 +20,16 @@ pub use self::player_signal_dispatcher::{PlayerSignalDispatcher, NONE_PLAYER_SIG
 
 mod player_stream_info;
 pub use self::player_stream_info::PlayerStreamInfoExt;
-pub use self::player_stream_info::{
-    PlayerStreamInfo, PlayerStreamInfoClass, NONE_PLAYER_STREAM_INFO,
-};
+pub use self::player_stream_info::{PlayerStreamInfo, NONE_PLAYER_STREAM_INFO};
 
 mod player_subtitle_info;
-pub use self::player_subtitle_info::{PlayerSubtitleInfo, PlayerSubtitleInfoClass};
+pub use self::player_subtitle_info::PlayerSubtitleInfo;
 
 mod player_video_info;
-pub use self::player_video_info::{PlayerVideoInfo, PlayerVideoInfoClass};
+pub use self::player_video_info::PlayerVideoInfo;
 
 mod player_video_overlay_video_renderer;
-pub use self::player_video_overlay_video_renderer::{
-    PlayerVideoOverlayVideoRenderer, PlayerVideoOverlayVideoRendererClass,
-};
+pub use self::player_video_overlay_video_renderer::PlayerVideoOverlayVideoRenderer;
 
 mod player_video_renderer;
 pub use self::player_video_renderer::PlayerVideoRendererExt;
diff --git a/gstreamer-player/src/auto/player.rs b/gstreamer-player/src/auto/player.rs
index 89ff77063..deaf93605 100644
--- a/gstreamer-player/src/auto/player.rs
+++ b/gstreamer-player/src/auto/player.rs
@@ -28,7 +28,7 @@ use PlayerVideoInfo;
 use PlayerVisualization;
 
 glib_wrapper! {
-    pub struct Player(Object<gst_player_sys::GstPlayer, gst_player_sys::GstPlayerClass, PlayerClass>) @extends gst::Object;
+    pub struct Player(Object<gst_player_sys::GstPlayer, gst_player_sys::GstPlayerClass>) @extends gst::Object;
 
     match fn {
         get_type => || gst_player_sys::gst_player_get_type(),
diff --git a/gstreamer-player/src/auto/player_audio_info.rs b/gstreamer-player/src/auto/player_audio_info.rs
index e468c6d52..1cd65d46f 100644
--- a/gstreamer-player/src/auto/player_audio_info.rs
+++ b/gstreamer-player/src/auto/player_audio_info.rs
@@ -8,7 +8,7 @@ use gst_player_sys;
 use PlayerStreamInfo;
 
 glib_wrapper! {
-    pub struct PlayerAudioInfo(Object<gst_player_sys::GstPlayerAudioInfo, gst_player_sys::GstPlayerAudioInfoClass, PlayerAudioInfoClass>) @extends PlayerStreamInfo;
+    pub struct PlayerAudioInfo(Object<gst_player_sys::GstPlayerAudioInfo, gst_player_sys::GstPlayerAudioInfoClass>) @extends PlayerStreamInfo;
 
     match fn {
         get_type => || gst_player_sys::gst_player_audio_info_get_type(),
diff --git a/gstreamer-player/src/auto/player_gmain_context_signal_dispatcher.rs b/gstreamer-player/src/auto/player_gmain_context_signal_dispatcher.rs
index e5023724f..aeabbe45d 100644
--- a/gstreamer-player/src/auto/player_gmain_context_signal_dispatcher.rs
+++ b/gstreamer-player/src/auto/player_gmain_context_signal_dispatcher.rs
@@ -12,7 +12,7 @@ use gst_player_sys;
 use PlayerSignalDispatcher;
 
 glib_wrapper! {
-    pub struct PlayerGMainContextSignalDispatcher(Object<gst_player_sys::GstPlayerGMainContextSignalDispatcher, gst_player_sys::GstPlayerGMainContextSignalDispatcherClass, PlayerGMainContextSignalDispatcherClass>) @implements PlayerSignalDispatcher;
+    pub struct PlayerGMainContextSignalDispatcher(Object<gst_player_sys::GstPlayerGMainContextSignalDispatcher, gst_player_sys::GstPlayerGMainContextSignalDispatcherClass>) @implements PlayerSignalDispatcher;
 
     match fn {
         get_type => || gst_player_sys::gst_player_g_main_context_signal_dispatcher_get_type(),
diff --git a/gstreamer-player/src/auto/player_media_info.rs b/gstreamer-player/src/auto/player_media_info.rs
index b92e92a57..5f7c11f6d 100644
--- a/gstreamer-player/src/auto/player_media_info.rs
+++ b/gstreamer-player/src/auto/player_media_info.rs
@@ -12,7 +12,7 @@ use PlayerSubtitleInfo;
 use PlayerVideoInfo;
 
 glib_wrapper! {
-    pub struct PlayerMediaInfo(Object<gst_player_sys::GstPlayerMediaInfo, gst_player_sys::GstPlayerMediaInfoClass, PlayerMediaInfoClass>);
+    pub struct PlayerMediaInfo(Object<gst_player_sys::GstPlayerMediaInfo, gst_player_sys::GstPlayerMediaInfoClass>);
 
     match fn {
         get_type => || gst_player_sys::gst_player_media_info_get_type(),
diff --git a/gstreamer-player/src/auto/player_stream_info.rs b/gstreamer-player/src/auto/player_stream_info.rs
index c4b5f3e13..e30c95639 100644
--- a/gstreamer-player/src/auto/player_stream_info.rs
+++ b/gstreamer-player/src/auto/player_stream_info.rs
@@ -9,7 +9,7 @@ use gst;
 use gst_player_sys;
 
 glib_wrapper! {
-    pub struct PlayerStreamInfo(Object<gst_player_sys::GstPlayerStreamInfo, gst_player_sys::GstPlayerStreamInfoClass, PlayerStreamInfoClass>);
+    pub struct PlayerStreamInfo(Object<gst_player_sys::GstPlayerStreamInfo, gst_player_sys::GstPlayerStreamInfoClass>);
 
     match fn {
         get_type => || gst_player_sys::gst_player_stream_info_get_type(),
diff --git a/gstreamer-player/src/auto/player_subtitle_info.rs b/gstreamer-player/src/auto/player_subtitle_info.rs
index 62dd3dd4f..a584b40bb 100644
--- a/gstreamer-player/src/auto/player_subtitle_info.rs
+++ b/gstreamer-player/src/auto/player_subtitle_info.rs
@@ -8,7 +8,7 @@ use gst_player_sys;
 use PlayerStreamInfo;
 
 glib_wrapper! {
-    pub struct PlayerSubtitleInfo(Object<gst_player_sys::GstPlayerSubtitleInfo, gst_player_sys::GstPlayerSubtitleInfoClass, PlayerSubtitleInfoClass>) @extends PlayerStreamInfo;
+    pub struct PlayerSubtitleInfo(Object<gst_player_sys::GstPlayerSubtitleInfo, gst_player_sys::GstPlayerSubtitleInfoClass>) @extends PlayerStreamInfo;
 
     match fn {
         get_type => || gst_player_sys::gst_player_subtitle_info_get_type(),
diff --git a/gstreamer-player/src/auto/player_video_info.rs b/gstreamer-player/src/auto/player_video_info.rs
index dcdea1f9f..43faef577 100644
--- a/gstreamer-player/src/auto/player_video_info.rs
+++ b/gstreamer-player/src/auto/player_video_info.rs
@@ -7,7 +7,7 @@ use gst_player_sys;
 use PlayerStreamInfo;
 
 glib_wrapper! {
-    pub struct PlayerVideoInfo(Object<gst_player_sys::GstPlayerVideoInfo, gst_player_sys::GstPlayerVideoInfoClass, PlayerVideoInfoClass>) @extends PlayerStreamInfo;
+    pub struct PlayerVideoInfo(Object<gst_player_sys::GstPlayerVideoInfo, gst_player_sys::GstPlayerVideoInfoClass>) @extends PlayerStreamInfo;
 
     match fn {
         get_type => || gst_player_sys::gst_player_video_info_get_type(),
diff --git a/gstreamer-player/src/auto/player_video_overlay_video_renderer.rs b/gstreamer-player/src/auto/player_video_overlay_video_renderer.rs
index 13f3f8e02..f8b1aae23 100644
--- a/gstreamer-player/src/auto/player_video_overlay_video_renderer.rs
+++ b/gstreamer-player/src/auto/player_video_overlay_video_renderer.rs
@@ -20,7 +20,7 @@ use std::mem::transmute;
 use PlayerVideoRenderer;
 
 glib_wrapper! {
-    pub struct PlayerVideoOverlayVideoRenderer(Object<gst_player_sys::GstPlayerVideoOverlayVideoRenderer, gst_player_sys::GstPlayerVideoOverlayVideoRendererClass, PlayerVideoOverlayVideoRendererClass>) @implements PlayerVideoRenderer;
+    pub struct PlayerVideoOverlayVideoRenderer(Object<gst_player_sys::GstPlayerVideoOverlayVideoRenderer, gst_player_sys::GstPlayerVideoOverlayVideoRendererClass>) @implements PlayerVideoRenderer;
 
     match fn {
         get_type => || gst_player_sys::gst_player_video_overlay_video_renderer_get_type(),
diff --git a/gstreamer-player/src/auto/versions.txt b/gstreamer-player/src/auto/versions.txt
index d25d2aa4f..03f3faacf 100644
--- a/gstreamer-player/src/auto/versions.txt
+++ b/gstreamer-player/src/auto/versions.txt
@@ -1,2 +1,2 @@
-Generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+Generated by gir (https://github.com/gtk-rs/gir @ db37199)
+from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
diff --git a/gstreamer-player/sys/build.rs b/gstreamer-player/sys/build.rs
index f50829805..93a1b219b 100644
--- a/gstreamer-player/sys/build.rs
+++ b/gstreamer-player/sys/build.rs
@@ -1,5 +1,5 @@
-// This file was generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-// from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+// This file was generated by gir (https://github.com/gtk-rs/gir @ db37199)
+// from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
 // DO NOT EDIT
 
 #[cfg(not(feature = "dox"))]
diff --git a/gstreamer-player/sys/src/lib.rs b/gstreamer-player/sys/src/lib.rs
index 8c710a0a3..35d7b92ce 100644
--- a/gstreamer-player/sys/src/lib.rs
+++ b/gstreamer-player/sys/src/lib.rs
@@ -1,5 +1,5 @@
-// This file was generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-// from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+// This file was generated by gir (https://github.com/gtk-rs/gir @ db37199)
+// from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
 // DO NOT EDIT
 
 #![allow(non_camel_case_types, non_upper_case_globals, non_snake_case)]
diff --git a/gstreamer-player/sys/tests/abi.rs b/gstreamer-player/sys/tests/abi.rs
index b870fae89..8dd8fa314 100644
--- a/gstreamer-player/sys/tests/abi.rs
+++ b/gstreamer-player/sys/tests/abi.rs
@@ -1,5 +1,5 @@
-// This file was generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-// from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+// This file was generated by gir (https://github.com/gtk-rs/gir @ db37199)
+// from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
 // DO NOT EDIT
 
 extern crate gstreamer_player_sys;
diff --git a/gstreamer-player/sys/tests/constant.c b/gstreamer-player/sys/tests/constant.c
index 689d41c2c..7a1c810ac 100644
--- a/gstreamer-player/sys/tests/constant.c
+++ b/gstreamer-player/sys/tests/constant.c
@@ -1,5 +1,5 @@
-// This file was generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-// from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+// This file was generated by gir (https://github.com/gtk-rs/gir @ db37199)
+// from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
 // DO NOT EDIT
 
 #include "manual.h"
diff --git a/gstreamer-player/sys/tests/layout.c b/gstreamer-player/sys/tests/layout.c
index fef86c05f..291623e9a 100644
--- a/gstreamer-player/sys/tests/layout.c
+++ b/gstreamer-player/sys/tests/layout.c
@@ -1,5 +1,5 @@
-// This file was generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-// from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+// This file was generated by gir (https://github.com/gtk-rs/gir @ db37199)
+// from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
 // DO NOT EDIT
 
 #include "manual.h"
diff --git a/gstreamer-rtp/src/auto/versions.txt b/gstreamer-rtp/src/auto/versions.txt
index d25d2aa4f..03f3faacf 100644
--- a/gstreamer-rtp/src/auto/versions.txt
+++ b/gstreamer-rtp/src/auto/versions.txt
@@ -1,2 +1,2 @@
-Generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+Generated by gir (https://github.com/gtk-rs/gir @ db37199)
+from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
diff --git a/gstreamer-rtp/sys/build.rs b/gstreamer-rtp/sys/build.rs
index f50829805..93a1b219b 100644
--- a/gstreamer-rtp/sys/build.rs
+++ b/gstreamer-rtp/sys/build.rs
@@ -1,5 +1,5 @@
-// This file was generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-// from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+// This file was generated by gir (https://github.com/gtk-rs/gir @ db37199)
+// from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
 // DO NOT EDIT
 
 #[cfg(not(feature = "dox"))]
diff --git a/gstreamer-rtp/sys/src/lib.rs b/gstreamer-rtp/sys/src/lib.rs
index d40c30a50..cd15d268f 100644
--- a/gstreamer-rtp/sys/src/lib.rs
+++ b/gstreamer-rtp/sys/src/lib.rs
@@ -1,5 +1,5 @@
-// This file was generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-// from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+// This file was generated by gir (https://github.com/gtk-rs/gir @ db37199)
+// from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
 // DO NOT EDIT
 
 #![allow(non_camel_case_types, non_upper_case_globals, non_snake_case)]
diff --git a/gstreamer-rtp/sys/tests/abi.rs b/gstreamer-rtp/sys/tests/abi.rs
index 903d7233f..12f144842 100644
--- a/gstreamer-rtp/sys/tests/abi.rs
+++ b/gstreamer-rtp/sys/tests/abi.rs
@@ -1,5 +1,5 @@
-// This file was generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-// from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+// This file was generated by gir (https://github.com/gtk-rs/gir @ db37199)
+// from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
 // DO NOT EDIT
 
 extern crate gstreamer_rtp_sys;
diff --git a/gstreamer-rtp/sys/tests/constant.c b/gstreamer-rtp/sys/tests/constant.c
index 689d41c2c..7a1c810ac 100644
--- a/gstreamer-rtp/sys/tests/constant.c
+++ b/gstreamer-rtp/sys/tests/constant.c
@@ -1,5 +1,5 @@
-// This file was generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-// from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+// This file was generated by gir (https://github.com/gtk-rs/gir @ db37199)
+// from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
 // DO NOT EDIT
 
 #include "manual.h"
diff --git a/gstreamer-rtp/sys/tests/layout.c b/gstreamer-rtp/sys/tests/layout.c
index fef86c05f..291623e9a 100644
--- a/gstreamer-rtp/sys/tests/layout.c
+++ b/gstreamer-rtp/sys/tests/layout.c
@@ -1,5 +1,5 @@
-// This file was generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-// from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+// This file was generated by gir (https://github.com/gtk-rs/gir @ db37199)
+// from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
 // DO NOT EDIT
 
 #include "manual.h"
diff --git a/gstreamer-rtsp-server/src/auto/mod.rs b/gstreamer-rtsp-server/src/auto/mod.rs
index 30b112f57..57dc1c8aa 100644
--- a/gstreamer-rtsp-server/src/auto/mod.rs
+++ b/gstreamer-rtsp-server/src/auto/mod.rs
@@ -4,67 +4,59 @@
 
 mod rtsp_address_pool;
 pub use self::rtsp_address_pool::RTSPAddressPoolExt;
-pub use self::rtsp_address_pool::{RTSPAddressPool, RTSPAddressPoolClass, NONE_RTSP_ADDRESS_POOL};
+pub use self::rtsp_address_pool::{RTSPAddressPool, NONE_RTSP_ADDRESS_POOL};
 
 mod rtsp_auth;
 pub use self::rtsp_auth::RTSPAuthExt;
-pub use self::rtsp_auth::{RTSPAuth, RTSPAuthClass, NONE_RTSP_AUTH};
+pub use self::rtsp_auth::{RTSPAuth, NONE_RTSP_AUTH};
 
 mod rtsp_client;
 pub use self::rtsp_client::RTSPClientExt;
-pub use self::rtsp_client::{RTSPClient, RTSPClientClass, NONE_RTSP_CLIENT};
+pub use self::rtsp_client::{RTSPClient, NONE_RTSP_CLIENT};
 
 mod rtsp_media;
 pub use self::rtsp_media::RTSPMediaExt;
-pub use self::rtsp_media::{RTSPMedia, RTSPMediaClass, NONE_RTSP_MEDIA};
+pub use self::rtsp_media::{RTSPMedia, NONE_RTSP_MEDIA};
 
 mod rtsp_media_factory;
 pub use self::rtsp_media_factory::RTSPMediaFactoryExt;
-pub use self::rtsp_media_factory::{
-    RTSPMediaFactory, RTSPMediaFactoryClass, NONE_RTSP_MEDIA_FACTORY,
-};
+pub use self::rtsp_media_factory::{RTSPMediaFactory, NONE_RTSP_MEDIA_FACTORY};
 
 mod rtsp_media_factory_uri;
 pub use self::rtsp_media_factory_uri::RTSPMediaFactoryURIExt;
-pub use self::rtsp_media_factory_uri::{
-    RTSPMediaFactoryURI, RTSPMediaFactoryURIClass, NONE_RTSP_MEDIA_FACTORY_URI,
-};
+pub use self::rtsp_media_factory_uri::{RTSPMediaFactoryURI, NONE_RTSP_MEDIA_FACTORY_URI};
 
 mod rtsp_mount_points;
 pub use self::rtsp_mount_points::RTSPMountPointsExt;
-pub use self::rtsp_mount_points::{RTSPMountPoints, RTSPMountPointsClass, NONE_RTSP_MOUNT_POINTS};
+pub use self::rtsp_mount_points::{RTSPMountPoints, NONE_RTSP_MOUNT_POINTS};
 
 mod rtsp_server;
 pub use self::rtsp_server::RTSPServerExt;
-pub use self::rtsp_server::{RTSPServer, RTSPServerClass, NONE_RTSP_SERVER};
+pub use self::rtsp_server::{RTSPServer, NONE_RTSP_SERVER};
 
 mod rtsp_session;
 pub use self::rtsp_session::RTSPSessionExt;
-pub use self::rtsp_session::{RTSPSession, RTSPSessionClass, NONE_RTSP_SESSION};
+pub use self::rtsp_session::{RTSPSession, NONE_RTSP_SESSION};
 
 mod rtsp_session_media;
 pub use self::rtsp_session_media::RTSPSessionMediaExt;
-pub use self::rtsp_session_media::{
-    RTSPSessionMedia, RTSPSessionMediaClass, NONE_RTSP_SESSION_MEDIA,
-};
+pub use self::rtsp_session_media::{RTSPSessionMedia, NONE_RTSP_SESSION_MEDIA};
 
 mod rtsp_session_pool;
 pub use self::rtsp_session_pool::RTSPSessionPoolExt;
-pub use self::rtsp_session_pool::{RTSPSessionPool, RTSPSessionPoolClass, NONE_RTSP_SESSION_POOL};
+pub use self::rtsp_session_pool::{RTSPSessionPool, NONE_RTSP_SESSION_POOL};
 
 mod rtsp_stream;
 pub use self::rtsp_stream::RTSPStreamExt;
-pub use self::rtsp_stream::{RTSPStream, RTSPStreamClass, NONE_RTSP_STREAM};
+pub use self::rtsp_stream::{RTSPStream, NONE_RTSP_STREAM};
 
 mod rtsp_stream_transport;
 pub use self::rtsp_stream_transport::RTSPStreamTransportExt;
-pub use self::rtsp_stream_transport::{
-    RTSPStreamTransport, RTSPStreamTransportClass, NONE_RTSP_STREAM_TRANSPORT,
-};
+pub use self::rtsp_stream_transport::{RTSPStreamTransport, NONE_RTSP_STREAM_TRANSPORT};
 
 mod rtsp_thread_pool;
 pub use self::rtsp_thread_pool::RTSPThreadPoolExt;
-pub use self::rtsp_thread_pool::{RTSPThreadPool, RTSPThreadPoolClass, NONE_RTSP_THREAD_POOL};
+pub use self::rtsp_thread_pool::{RTSPThreadPool, NONE_RTSP_THREAD_POOL};
 
 mod rtsp_address;
 pub use self::rtsp_address::RTSPAddress;
diff --git a/gstreamer-rtsp-server/src/auto/rtsp_address_pool.rs b/gstreamer-rtsp-server/src/auto/rtsp_address_pool.rs
index 02ceee5f3..4c409af46 100644
--- a/gstreamer-rtsp-server/src/auto/rtsp_address_pool.rs
+++ b/gstreamer-rtsp-server/src/auto/rtsp_address_pool.rs
@@ -10,7 +10,7 @@ use RTSPAddress;
 use RTSPAddressFlags;
 
 glib_wrapper! {
-    pub struct RTSPAddressPool(Object<gst_rtsp_server_sys::GstRTSPAddressPool, gst_rtsp_server_sys::GstRTSPAddressPoolClass, RTSPAddressPoolClass>);
+    pub struct RTSPAddressPool(Object<gst_rtsp_server_sys::GstRTSPAddressPool, gst_rtsp_server_sys::GstRTSPAddressPoolClass>);
 
     match fn {
         get_type => || gst_rtsp_server_sys::gst_rtsp_address_pool_get_type(),
diff --git a/gstreamer-rtsp-server/src/auto/rtsp_auth.rs b/gstreamer-rtsp-server/src/auto/rtsp_auth.rs
index 28d674af3..5a2537f10 100644
--- a/gstreamer-rtsp-server/src/auto/rtsp_auth.rs
+++ b/gstreamer-rtsp-server/src/auto/rtsp_auth.rs
@@ -22,7 +22,7 @@ use std::mem::transmute;
 use RTSPToken;
 
 glib_wrapper! {
-    pub struct RTSPAuth(Object<gst_rtsp_server_sys::GstRTSPAuth, gst_rtsp_server_sys::GstRTSPAuthClass, RTSPAuthClass>);
+    pub struct RTSPAuth(Object<gst_rtsp_server_sys::GstRTSPAuth, gst_rtsp_server_sys::GstRTSPAuthClass>);
 
     match fn {
         get_type => || gst_rtsp_server_sys::gst_rtsp_auth_get_type(),
diff --git a/gstreamer-rtsp-server/src/auto/rtsp_client.rs b/gstreamer-rtsp-server/src/auto/rtsp_client.rs
index 9c7b96a45..7d9e12abc 100644
--- a/gstreamer-rtsp-server/src/auto/rtsp_client.rs
+++ b/gstreamer-rtsp-server/src/auto/rtsp_client.rs
@@ -29,7 +29,7 @@ use RTSPStreamTransport;
 use RTSPThreadPool;
 
 glib_wrapper! {
-    pub struct RTSPClient(Object<gst_rtsp_server_sys::GstRTSPClient, gst_rtsp_server_sys::GstRTSPClientClass, RTSPClientClass>);
+    pub struct RTSPClient(Object<gst_rtsp_server_sys::GstRTSPClient, gst_rtsp_server_sys::GstRTSPClientClass>);
 
     match fn {
         get_type => || gst_rtsp_server_sys::gst_rtsp_client_get_type(),
diff --git a/gstreamer-rtsp-server/src/auto/rtsp_media.rs b/gstreamer-rtsp-server/src/auto/rtsp_media.rs
index 7920d1487..4c6d3ddbe 100644
--- a/gstreamer-rtsp-server/src/auto/rtsp_media.rs
+++ b/gstreamer-rtsp-server/src/auto/rtsp_media.rs
@@ -31,7 +31,7 @@ use RTSPThread;
 use RTSPTransportMode;
 
 glib_wrapper! {
-    pub struct RTSPMedia(Object<gst_rtsp_server_sys::GstRTSPMedia, gst_rtsp_server_sys::GstRTSPMediaClass, RTSPMediaClass>);
+    pub struct RTSPMedia(Object<gst_rtsp_server_sys::GstRTSPMedia, gst_rtsp_server_sys::GstRTSPMediaClass>);
 
     match fn {
         get_type => || gst_rtsp_server_sys::gst_rtsp_media_get_type(),
diff --git a/gstreamer-rtsp-server/src/auto/rtsp_media_factory.rs b/gstreamer-rtsp-server/src/auto/rtsp_media_factory.rs
index 968c9f151..232fe92e1 100644
--- a/gstreamer-rtsp-server/src/auto/rtsp_media_factory.rs
+++ b/gstreamer-rtsp-server/src/auto/rtsp_media_factory.rs
@@ -25,7 +25,7 @@ use RTSPSuspendMode;
 use RTSPTransportMode;
 
 glib_wrapper! {
-    pub struct RTSPMediaFactory(Object<gst_rtsp_server_sys::GstRTSPMediaFactory, gst_rtsp_server_sys::GstRTSPMediaFactoryClass, RTSPMediaFactoryClass>);
+    pub struct RTSPMediaFactory(Object<gst_rtsp_server_sys::GstRTSPMediaFactory, gst_rtsp_server_sys::GstRTSPMediaFactoryClass>);
 
     match fn {
         get_type => || gst_rtsp_server_sys::gst_rtsp_media_factory_get_type(),
diff --git a/gstreamer-rtsp-server/src/auto/rtsp_media_factory_uri.rs b/gstreamer-rtsp-server/src/auto/rtsp_media_factory_uri.rs
index 8dc468fb9..fd577a3d2 100644
--- a/gstreamer-rtsp-server/src/auto/rtsp_media_factory_uri.rs
+++ b/gstreamer-rtsp-server/src/auto/rtsp_media_factory_uri.rs
@@ -18,7 +18,7 @@ use std::mem::transmute;
 use RTSPMediaFactory;
 
 glib_wrapper! {
-    pub struct RTSPMediaFactoryURI(Object<gst_rtsp_server_sys::GstRTSPMediaFactoryURI, gst_rtsp_server_sys::GstRTSPMediaFactoryURIClass, RTSPMediaFactoryURIClass>) @extends RTSPMediaFactory;
+    pub struct RTSPMediaFactoryURI(Object<gst_rtsp_server_sys::GstRTSPMediaFactoryURI, gst_rtsp_server_sys::GstRTSPMediaFactoryURIClass>) @extends RTSPMediaFactory;
 
     match fn {
         get_type => || gst_rtsp_server_sys::gst_rtsp_media_factory_uri_get_type(),
diff --git a/gstreamer-rtsp-server/src/auto/rtsp_mount_points.rs b/gstreamer-rtsp-server/src/auto/rtsp_mount_points.rs
index 30134be34..79ef1e005 100644
--- a/gstreamer-rtsp-server/src/auto/rtsp_mount_points.rs
+++ b/gstreamer-rtsp-server/src/auto/rtsp_mount_points.rs
@@ -12,7 +12,7 @@ use std::mem;
 use RTSPMediaFactory;
 
 glib_wrapper! {
-    pub struct RTSPMountPoints(Object<gst_rtsp_server_sys::GstRTSPMountPoints, gst_rtsp_server_sys::GstRTSPMountPointsClass, RTSPMountPointsClass>);
+    pub struct RTSPMountPoints(Object<gst_rtsp_server_sys::GstRTSPMountPoints, gst_rtsp_server_sys::GstRTSPMountPointsClass>);
 
     match fn {
         get_type => || gst_rtsp_server_sys::gst_rtsp_mount_points_get_type(),
diff --git a/gstreamer-rtsp-server/src/auto/rtsp_server.rs b/gstreamer-rtsp-server/src/auto/rtsp_server.rs
index 2bb0cc7c0..fab851f7c 100644
--- a/gstreamer-rtsp-server/src/auto/rtsp_server.rs
+++ b/gstreamer-rtsp-server/src/auto/rtsp_server.rs
@@ -26,7 +26,7 @@ use RTSPSessionPool;
 use RTSPThreadPool;
 
 glib_wrapper! {
-    pub struct RTSPServer(Object<gst_rtsp_server_sys::GstRTSPServer, gst_rtsp_server_sys::GstRTSPServerClass, RTSPServerClass>);
+    pub struct RTSPServer(Object<gst_rtsp_server_sys::GstRTSPServer, gst_rtsp_server_sys::GstRTSPServerClass>);
 
     match fn {
         get_type => || gst_rtsp_server_sys::gst_rtsp_server_get_type(),
diff --git a/gstreamer-rtsp-server/src/auto/rtsp_session.rs b/gstreamer-rtsp-server/src/auto/rtsp_session.rs
index f4e66901d..6daebab5e 100644
--- a/gstreamer-rtsp-server/src/auto/rtsp_session.rs
+++ b/gstreamer-rtsp-server/src/auto/rtsp_session.rs
@@ -22,7 +22,7 @@ use RTSPMedia;
 use RTSPSessionMedia;
 
 glib_wrapper! {
-    pub struct RTSPSession(Object<gst_rtsp_server_sys::GstRTSPSession, gst_rtsp_server_sys::GstRTSPSessionClass, RTSPSessionClass>);
+    pub struct RTSPSession(Object<gst_rtsp_server_sys::GstRTSPSession, gst_rtsp_server_sys::GstRTSPSessionClass>);
 
     match fn {
         get_type => || gst_rtsp_server_sys::gst_rtsp_session_get_type(),
diff --git a/gstreamer-rtsp-server/src/auto/rtsp_session_media.rs b/gstreamer-rtsp-server/src/auto/rtsp_session_media.rs
index 1f4527b7f..e5735a130 100644
--- a/gstreamer-rtsp-server/src/auto/rtsp_session_media.rs
+++ b/gstreamer-rtsp-server/src/auto/rtsp_session_media.rs
@@ -13,7 +13,7 @@ use RTSPMedia;
 use RTSPStreamTransport;
 
 glib_wrapper! {
-    pub struct RTSPSessionMedia(Object<gst_rtsp_server_sys::GstRTSPSessionMedia, gst_rtsp_server_sys::GstRTSPSessionMediaClass, RTSPSessionMediaClass>);
+    pub struct RTSPSessionMedia(Object<gst_rtsp_server_sys::GstRTSPSessionMedia, gst_rtsp_server_sys::GstRTSPSessionMediaClass>);
 
     match fn {
         get_type => || gst_rtsp_server_sys::gst_rtsp_session_media_get_type(),
diff --git a/gstreamer-rtsp-server/src/auto/rtsp_session_pool.rs b/gstreamer-rtsp-server/src/auto/rtsp_session_pool.rs
index 5649b946a..06bae0fd6 100644
--- a/gstreamer-rtsp-server/src/auto/rtsp_session_pool.rs
+++ b/gstreamer-rtsp-server/src/auto/rtsp_session_pool.rs
@@ -16,7 +16,7 @@ use RTSPFilterResult;
 use RTSPSession;
 
 glib_wrapper! {
-    pub struct RTSPSessionPool(Object<gst_rtsp_server_sys::GstRTSPSessionPool, gst_rtsp_server_sys::GstRTSPSessionPoolClass, RTSPSessionPoolClass>);
+    pub struct RTSPSessionPool(Object<gst_rtsp_server_sys::GstRTSPSessionPool, gst_rtsp_server_sys::GstRTSPSessionPoolClass>);
 
     match fn {
         get_type => || gst_rtsp_server_sys::gst_rtsp_session_pool_get_type(),
diff --git a/gstreamer-rtsp-server/src/auto/rtsp_stream.rs b/gstreamer-rtsp-server/src/auto/rtsp_stream.rs
index e7d73520d..e91173620 100644
--- a/gstreamer-rtsp-server/src/auto/rtsp_stream.rs
+++ b/gstreamer-rtsp-server/src/auto/rtsp_stream.rs
@@ -25,7 +25,7 @@ use RTSPPublishClockMode;
 use RTSPStreamTransport;
 
 glib_wrapper! {
-    pub struct RTSPStream(Object<gst_rtsp_server_sys::GstRTSPStream, gst_rtsp_server_sys::GstRTSPStreamClass, RTSPStreamClass>);
+    pub struct RTSPStream(Object<gst_rtsp_server_sys::GstRTSPStream, gst_rtsp_server_sys::GstRTSPStreamClass>);
 
     match fn {
         get_type => || gst_rtsp_server_sys::gst_rtsp_stream_get_type(),
diff --git a/gstreamer-rtsp-server/src/auto/rtsp_stream_transport.rs b/gstreamer-rtsp-server/src/auto/rtsp_stream_transport.rs
index 392146d0c..cc71ddf32 100644
--- a/gstreamer-rtsp-server/src/auto/rtsp_stream_transport.rs
+++ b/gstreamer-rtsp-server/src/auto/rtsp_stream_transport.rs
@@ -13,7 +13,7 @@ use std::boxed::Box as Box_;
 use RTSPStream;
 
 glib_wrapper! {
-    pub struct RTSPStreamTransport(Object<gst_rtsp_server_sys::GstRTSPStreamTransport, gst_rtsp_server_sys::GstRTSPStreamTransportClass, RTSPStreamTransportClass>);
+    pub struct RTSPStreamTransport(Object<gst_rtsp_server_sys::GstRTSPStreamTransport, gst_rtsp_server_sys::GstRTSPStreamTransportClass>);
 
     match fn {
         get_type => || gst_rtsp_server_sys::gst_rtsp_stream_transport_get_type(),
diff --git a/gstreamer-rtsp-server/src/auto/rtsp_thread_pool.rs b/gstreamer-rtsp-server/src/auto/rtsp_thread_pool.rs
index f5275b841..094bd4227 100644
--- a/gstreamer-rtsp-server/src/auto/rtsp_thread_pool.rs
+++ b/gstreamer-rtsp-server/src/auto/rtsp_thread_pool.rs
@@ -16,7 +16,7 @@ use RTSPThread;
 use RTSPThreadType;
 
 glib_wrapper! {
-    pub struct RTSPThreadPool(Object<gst_rtsp_server_sys::GstRTSPThreadPool, gst_rtsp_server_sys::GstRTSPThreadPoolClass, RTSPThreadPoolClass>);
+    pub struct RTSPThreadPool(Object<gst_rtsp_server_sys::GstRTSPThreadPool, gst_rtsp_server_sys::GstRTSPThreadPoolClass>);
 
     match fn {
         get_type => || gst_rtsp_server_sys::gst_rtsp_thread_pool_get_type(),
diff --git a/gstreamer-rtsp-server/src/auto/versions.txt b/gstreamer-rtsp-server/src/auto/versions.txt
index d25d2aa4f..03f3faacf 100644
--- a/gstreamer-rtsp-server/src/auto/versions.txt
+++ b/gstreamer-rtsp-server/src/auto/versions.txt
@@ -1,2 +1,2 @@
-Generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+Generated by gir (https://github.com/gtk-rs/gir @ db37199)
+from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
diff --git a/gstreamer-rtsp-server/sys/build.rs b/gstreamer-rtsp-server/sys/build.rs
index f50829805..93a1b219b 100644
--- a/gstreamer-rtsp-server/sys/build.rs
+++ b/gstreamer-rtsp-server/sys/build.rs
@@ -1,5 +1,5 @@
-// This file was generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-// from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+// This file was generated by gir (https://github.com/gtk-rs/gir @ db37199)
+// from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
 // DO NOT EDIT
 
 #[cfg(not(feature = "dox"))]
diff --git a/gstreamer-rtsp-server/sys/src/lib.rs b/gstreamer-rtsp-server/sys/src/lib.rs
index 3ba8ff9bd..328796691 100644
--- a/gstreamer-rtsp-server/sys/src/lib.rs
+++ b/gstreamer-rtsp-server/sys/src/lib.rs
@@ -1,5 +1,5 @@
-// This file was generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-// from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+// This file was generated by gir (https://github.com/gtk-rs/gir @ db37199)
+// from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
 // DO NOT EDIT
 
 #![allow(non_camel_case_types, non_upper_case_globals, non_snake_case)]
diff --git a/gstreamer-rtsp-server/sys/tests/abi.rs b/gstreamer-rtsp-server/sys/tests/abi.rs
index d4a3d57e8..1f499de3d 100644
--- a/gstreamer-rtsp-server/sys/tests/abi.rs
+++ b/gstreamer-rtsp-server/sys/tests/abi.rs
@@ -1,5 +1,5 @@
-// This file was generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-// from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+// This file was generated by gir (https://github.com/gtk-rs/gir @ db37199)
+// from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
 // DO NOT EDIT
 
 extern crate gstreamer_rtsp_server_sys;
diff --git a/gstreamer-rtsp-server/sys/tests/constant.c b/gstreamer-rtsp-server/sys/tests/constant.c
index 689d41c2c..7a1c810ac 100644
--- a/gstreamer-rtsp-server/sys/tests/constant.c
+++ b/gstreamer-rtsp-server/sys/tests/constant.c
@@ -1,5 +1,5 @@
-// This file was generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-// from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+// This file was generated by gir (https://github.com/gtk-rs/gir @ db37199)
+// from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
 // DO NOT EDIT
 
 #include "manual.h"
diff --git a/gstreamer-rtsp-server/sys/tests/layout.c b/gstreamer-rtsp-server/sys/tests/layout.c
index fef86c05f..291623e9a 100644
--- a/gstreamer-rtsp-server/sys/tests/layout.c
+++ b/gstreamer-rtsp-server/sys/tests/layout.c
@@ -1,5 +1,5 @@
-// This file was generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-// from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+// This file was generated by gir (https://github.com/gtk-rs/gir @ db37199)
+// from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
 // DO NOT EDIT
 
 #include "manual.h"
diff --git a/gstreamer-rtsp/src/auto/versions.txt b/gstreamer-rtsp/src/auto/versions.txt
index d25d2aa4f..03f3faacf 100644
--- a/gstreamer-rtsp/src/auto/versions.txt
+++ b/gstreamer-rtsp/src/auto/versions.txt
@@ -1,2 +1,2 @@
-Generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+Generated by gir (https://github.com/gtk-rs/gir @ db37199)
+from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
diff --git a/gstreamer-rtsp/sys/build.rs b/gstreamer-rtsp/sys/build.rs
index f50829805..93a1b219b 100644
--- a/gstreamer-rtsp/sys/build.rs
+++ b/gstreamer-rtsp/sys/build.rs
@@ -1,5 +1,5 @@
-// This file was generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-// from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+// This file was generated by gir (https://github.com/gtk-rs/gir @ db37199)
+// from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
 // DO NOT EDIT
 
 #[cfg(not(feature = "dox"))]
diff --git a/gstreamer-rtsp/sys/src/lib.rs b/gstreamer-rtsp/sys/src/lib.rs
index ad66ea83b..49e1b8e48 100644
--- a/gstreamer-rtsp/sys/src/lib.rs
+++ b/gstreamer-rtsp/sys/src/lib.rs
@@ -1,5 +1,5 @@
-// This file was generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-// from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+// This file was generated by gir (https://github.com/gtk-rs/gir @ db37199)
+// from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
 // DO NOT EDIT
 
 #![allow(non_camel_case_types, non_upper_case_globals, non_snake_case)]
diff --git a/gstreamer-rtsp/sys/tests/abi.rs b/gstreamer-rtsp/sys/tests/abi.rs
index 1854728ff..435655d55 100644
--- a/gstreamer-rtsp/sys/tests/abi.rs
+++ b/gstreamer-rtsp/sys/tests/abi.rs
@@ -1,5 +1,5 @@
-// This file was generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-// from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+// This file was generated by gir (https://github.com/gtk-rs/gir @ db37199)
+// from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
 // DO NOT EDIT
 
 extern crate gstreamer_rtsp_sys;
diff --git a/gstreamer-rtsp/sys/tests/constant.c b/gstreamer-rtsp/sys/tests/constant.c
index 689d41c2c..7a1c810ac 100644
--- a/gstreamer-rtsp/sys/tests/constant.c
+++ b/gstreamer-rtsp/sys/tests/constant.c
@@ -1,5 +1,5 @@
-// This file was generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-// from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+// This file was generated by gir (https://github.com/gtk-rs/gir @ db37199)
+// from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
 // DO NOT EDIT
 
 #include "manual.h"
diff --git a/gstreamer-rtsp/sys/tests/layout.c b/gstreamer-rtsp/sys/tests/layout.c
index fef86c05f..291623e9a 100644
--- a/gstreamer-rtsp/sys/tests/layout.c
+++ b/gstreamer-rtsp/sys/tests/layout.c
@@ -1,5 +1,5 @@
-// This file was generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-// from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+// This file was generated by gir (https://github.com/gtk-rs/gir @ db37199)
+// from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
 // DO NOT EDIT
 
 #include "manual.h"
diff --git a/gstreamer-sdp/src/auto/versions.txt b/gstreamer-sdp/src/auto/versions.txt
index d25d2aa4f..03f3faacf 100644
--- a/gstreamer-sdp/src/auto/versions.txt
+++ b/gstreamer-sdp/src/auto/versions.txt
@@ -1,2 +1,2 @@
-Generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+Generated by gir (https://github.com/gtk-rs/gir @ db37199)
+from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
diff --git a/gstreamer-sdp/sys/build.rs b/gstreamer-sdp/sys/build.rs
index f50829805..93a1b219b 100644
--- a/gstreamer-sdp/sys/build.rs
+++ b/gstreamer-sdp/sys/build.rs
@@ -1,5 +1,5 @@
-// This file was generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-// from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+// This file was generated by gir (https://github.com/gtk-rs/gir @ db37199)
+// from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
 // DO NOT EDIT
 
 #[cfg(not(feature = "dox"))]
diff --git a/gstreamer-sdp/sys/src/lib.rs b/gstreamer-sdp/sys/src/lib.rs
index 82bd59f60..0718f8d03 100644
--- a/gstreamer-sdp/sys/src/lib.rs
+++ b/gstreamer-sdp/sys/src/lib.rs
@@ -1,5 +1,5 @@
-// This file was generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-// from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+// This file was generated by gir (https://github.com/gtk-rs/gir @ db37199)
+// from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
 // DO NOT EDIT
 
 #![allow(non_camel_case_types, non_upper_case_globals, non_snake_case)]
diff --git a/gstreamer-sdp/sys/tests/abi.rs b/gstreamer-sdp/sys/tests/abi.rs
index a7c8aa79a..41f44c4f5 100644
--- a/gstreamer-sdp/sys/tests/abi.rs
+++ b/gstreamer-sdp/sys/tests/abi.rs
@@ -1,5 +1,5 @@
-// This file was generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-// from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+// This file was generated by gir (https://github.com/gtk-rs/gir @ db37199)
+// from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
 // DO NOT EDIT
 
 extern crate gstreamer_sdp_sys;
diff --git a/gstreamer-sdp/sys/tests/constant.c b/gstreamer-sdp/sys/tests/constant.c
index 689d41c2c..7a1c810ac 100644
--- a/gstreamer-sdp/sys/tests/constant.c
+++ b/gstreamer-sdp/sys/tests/constant.c
@@ -1,5 +1,5 @@
-// This file was generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-// from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+// This file was generated by gir (https://github.com/gtk-rs/gir @ db37199)
+// from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
 // DO NOT EDIT
 
 #include "manual.h"
diff --git a/gstreamer-sdp/sys/tests/layout.c b/gstreamer-sdp/sys/tests/layout.c
index fef86c05f..291623e9a 100644
--- a/gstreamer-sdp/sys/tests/layout.c
+++ b/gstreamer-sdp/sys/tests/layout.c
@@ -1,5 +1,5 @@
-// This file was generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-// from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+// This file was generated by gir (https://github.com/gtk-rs/gir @ db37199)
+// from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
 // DO NOT EDIT
 
 #include "manual.h"
diff --git a/gstreamer-tag/sys/build.rs b/gstreamer-tag/sys/build.rs
index f50829805..93a1b219b 100644
--- a/gstreamer-tag/sys/build.rs
+++ b/gstreamer-tag/sys/build.rs
@@ -1,5 +1,5 @@
-// This file was generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-// from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+// This file was generated by gir (https://github.com/gtk-rs/gir @ db37199)
+// from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
 // DO NOT EDIT
 
 #[cfg(not(feature = "dox"))]
diff --git a/gstreamer-tag/sys/src/lib.rs b/gstreamer-tag/sys/src/lib.rs
index 2e05c1395..68016f0c9 100644
--- a/gstreamer-tag/sys/src/lib.rs
+++ b/gstreamer-tag/sys/src/lib.rs
@@ -1,5 +1,5 @@
-// This file was generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-// from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+// This file was generated by gir (https://github.com/gtk-rs/gir @ db37199)
+// from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
 // DO NOT EDIT
 
 #![allow(non_camel_case_types, non_upper_case_globals, non_snake_case)]
diff --git a/gstreamer-tag/sys/tests/abi.rs b/gstreamer-tag/sys/tests/abi.rs
index f1374e6e0..0d6b14c9e 100644
--- a/gstreamer-tag/sys/tests/abi.rs
+++ b/gstreamer-tag/sys/tests/abi.rs
@@ -1,5 +1,5 @@
-// This file was generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-// from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+// This file was generated by gir (https://github.com/gtk-rs/gir @ db37199)
+// from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
 // DO NOT EDIT
 
 extern crate gstreamer_tag_sys;
diff --git a/gstreamer-tag/sys/tests/constant.c b/gstreamer-tag/sys/tests/constant.c
index 689d41c2c..7a1c810ac 100644
--- a/gstreamer-tag/sys/tests/constant.c
+++ b/gstreamer-tag/sys/tests/constant.c
@@ -1,5 +1,5 @@
-// This file was generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-// from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+// This file was generated by gir (https://github.com/gtk-rs/gir @ db37199)
+// from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
 // DO NOT EDIT
 
 #include "manual.h"
diff --git a/gstreamer-tag/sys/tests/layout.c b/gstreamer-tag/sys/tests/layout.c
index fef86c05f..291623e9a 100644
--- a/gstreamer-tag/sys/tests/layout.c
+++ b/gstreamer-tag/sys/tests/layout.c
@@ -1,5 +1,5 @@
-// This file was generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-// from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+// This file was generated by gir (https://github.com/gtk-rs/gir @ db37199)
+// from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
 // DO NOT EDIT
 
 #include "manual.h"
diff --git a/gstreamer-video/src/auto/mod.rs b/gstreamer-video/src/auto/mod.rs
index edd6ed9c7..aa2cde66d 100644
--- a/gstreamer-video/src/auto/mod.rs
+++ b/gstreamer-video/src/auto/mod.rs
@@ -3,18 +3,18 @@
 // DO NOT EDIT
 
 mod video_buffer_pool;
-pub use self::video_buffer_pool::{VideoBufferPool, VideoBufferPoolClass, NONE_VIDEO_BUFFER_POOL};
+pub use self::video_buffer_pool::{VideoBufferPool, NONE_VIDEO_BUFFER_POOL};
 
 mod video_decoder;
 pub use self::video_decoder::VideoDecoderExt;
-pub use self::video_decoder::{VideoDecoder, VideoDecoderClass, NONE_VIDEO_DECODER};
+pub use self::video_decoder::{VideoDecoder, NONE_VIDEO_DECODER};
 
 mod video_encoder;
 pub use self::video_encoder::VideoEncoderExt;
-pub use self::video_encoder::{VideoEncoder, VideoEncoderClass, NONE_VIDEO_ENCODER};
+pub use self::video_encoder::{VideoEncoder, NONE_VIDEO_ENCODER};
 
 mod video_filter;
-pub use self::video_filter::{VideoFilter, VideoFilterClass, NONE_VIDEO_FILTER};
+pub use self::video_filter::{VideoFilter, NONE_VIDEO_FILTER};
 
 mod video_overlay;
 pub use self::video_overlay::VideoOverlayExt;
@@ -22,7 +22,7 @@ pub use self::video_overlay::{VideoOverlay, NONE_VIDEO_OVERLAY};
 
 mod video_sink;
 pub use self::video_sink::VideoSinkExt;
-pub use self::video_sink::{VideoSink, VideoSinkClass, NONE_VIDEO_SINK};
+pub use self::video_sink::{VideoSink, NONE_VIDEO_SINK};
 
 mod enums;
 #[cfg(any(feature = "v1_18", feature = "dox"))]
diff --git a/gstreamer-video/src/auto/versions.txt b/gstreamer-video/src/auto/versions.txt
index d25d2aa4f..03f3faacf 100644
--- a/gstreamer-video/src/auto/versions.txt
+++ b/gstreamer-video/src/auto/versions.txt
@@ -1,2 +1,2 @@
-Generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+Generated by gir (https://github.com/gtk-rs/gir @ db37199)
+from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
diff --git a/gstreamer-video/src/auto/video_buffer_pool.rs b/gstreamer-video/src/auto/video_buffer_pool.rs
index f19d5ed72..01c36d631 100644
--- a/gstreamer-video/src/auto/video_buffer_pool.rs
+++ b/gstreamer-video/src/auto/video_buffer_pool.rs
@@ -8,7 +8,7 @@ use gst;
 use gst_video_sys;
 
 glib_wrapper! {
-    pub struct VideoBufferPool(Object<gst_video_sys::GstVideoBufferPool, gst_video_sys::GstVideoBufferPoolClass, VideoBufferPoolClass>) @extends gst::BufferPool, gst::Object;
+    pub struct VideoBufferPool(Object<gst_video_sys::GstVideoBufferPool, gst_video_sys::GstVideoBufferPoolClass>) @extends gst::BufferPool, gst::Object;
 
     match fn {
         get_type => || gst_video_sys::gst_video_buffer_pool_get_type(),
diff --git a/gstreamer-video/src/auto/video_decoder.rs b/gstreamer-video/src/auto/video_decoder.rs
index a4b49ae07..cf6694bb5 100644
--- a/gstreamer-video/src/auto/video_decoder.rs
+++ b/gstreamer-video/src/auto/video_decoder.rs
@@ -28,7 +28,7 @@ use std::mem::transmute;
 use VideoCodecFrame;
 
 glib_wrapper! {
-    pub struct VideoDecoder(Object<gst_video_sys::GstVideoDecoder, gst_video_sys::GstVideoDecoderClass, VideoDecoderClass>) @extends gst::Element, gst::Object;
+    pub struct VideoDecoder(Object<gst_video_sys::GstVideoDecoder, gst_video_sys::GstVideoDecoderClass>) @extends gst::Element, gst::Object;
 
     match fn {
         get_type => || gst_video_sys::gst_video_decoder_get_type(),
diff --git a/gstreamer-video/src/auto/video_encoder.rs b/gstreamer-video/src/auto/video_encoder.rs
index a6a2718ca..a70bb005d 100644
--- a/gstreamer-video/src/auto/video_encoder.rs
+++ b/gstreamer-video/src/auto/video_encoder.rs
@@ -20,7 +20,7 @@ use std::mem::transmute;
 use VideoCodecFrame;
 
 glib_wrapper! {
-    pub struct VideoEncoder(Object<gst_video_sys::GstVideoEncoder, gst_video_sys::GstVideoEncoderClass, VideoEncoderClass>) @extends gst::Element, gst::Object;
+    pub struct VideoEncoder(Object<gst_video_sys::GstVideoEncoder, gst_video_sys::GstVideoEncoderClass>) @extends gst::Element, gst::Object;
 
     match fn {
         get_type => || gst_video_sys::gst_video_encoder_get_type(),
diff --git a/gstreamer-video/src/auto/video_filter.rs b/gstreamer-video/src/auto/video_filter.rs
index fc595a85e..0701dbe13 100644
--- a/gstreamer-video/src/auto/video_filter.rs
+++ b/gstreamer-video/src/auto/video_filter.rs
@@ -8,7 +8,7 @@ use gst_base;
 use gst_video_sys;
 
 glib_wrapper! {
-    pub struct VideoFilter(Object<gst_video_sys::GstVideoFilter, gst_video_sys::GstVideoFilterClass, VideoFilterClass>) @extends gst_base::BaseTransform, gst::Element, gst::Object;
+    pub struct VideoFilter(Object<gst_video_sys::GstVideoFilter, gst_video_sys::GstVideoFilterClass>) @extends gst_base::BaseTransform, gst::Element, gst::Object;
 
     match fn {
         get_type => || gst_video_sys::gst_video_filter_get_type(),
diff --git a/gstreamer-video/src/auto/video_sink.rs b/gstreamer-video/src/auto/video_sink.rs
index e249d8b08..be1914bb0 100644
--- a/gstreamer-video/src/auto/video_sink.rs
+++ b/gstreamer-video/src/auto/video_sink.rs
@@ -18,7 +18,7 @@ use std::boxed::Box as Box_;
 use std::mem::transmute;
 
 glib_wrapper! {
-    pub struct VideoSink(Object<gst_video_sys::GstVideoSink, gst_video_sys::GstVideoSinkClass, VideoSinkClass>) @extends gst_base::BaseSink, gst::Element, gst::Object;
+    pub struct VideoSink(Object<gst_video_sys::GstVideoSink, gst_video_sys::GstVideoSinkClass>) @extends gst_base::BaseSink, gst::Element, gst::Object;
 
     match fn {
         get_type => || gst_video_sys::gst_video_sink_get_type(),
diff --git a/gstreamer-video/sys/build.rs b/gstreamer-video/sys/build.rs
index f50829805..93a1b219b 100644
--- a/gstreamer-video/sys/build.rs
+++ b/gstreamer-video/sys/build.rs
@@ -1,5 +1,5 @@
-// This file was generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-// from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+// This file was generated by gir (https://github.com/gtk-rs/gir @ db37199)
+// from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
 // DO NOT EDIT
 
 #[cfg(not(feature = "dox"))]
diff --git a/gstreamer-video/sys/src/lib.rs b/gstreamer-video/sys/src/lib.rs
index 6f8a3f2dd..0cd4ad81f 100644
--- a/gstreamer-video/sys/src/lib.rs
+++ b/gstreamer-video/sys/src/lib.rs
@@ -1,5 +1,5 @@
-// This file was generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-// from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+// This file was generated by gir (https://github.com/gtk-rs/gir @ db37199)
+// from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
 // DO NOT EDIT
 
 #![allow(non_camel_case_types, non_upper_case_globals, non_snake_case)]
diff --git a/gstreamer-video/sys/tests/abi.rs b/gstreamer-video/sys/tests/abi.rs
index 6132fdf84..ccfe9aa6f 100644
--- a/gstreamer-video/sys/tests/abi.rs
+++ b/gstreamer-video/sys/tests/abi.rs
@@ -1,5 +1,5 @@
-// This file was generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-// from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+// This file was generated by gir (https://github.com/gtk-rs/gir @ db37199)
+// from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
 // DO NOT EDIT
 
 extern crate gstreamer_video_sys;
diff --git a/gstreamer-video/sys/tests/constant.c b/gstreamer-video/sys/tests/constant.c
index 689d41c2c..7a1c810ac 100644
--- a/gstreamer-video/sys/tests/constant.c
+++ b/gstreamer-video/sys/tests/constant.c
@@ -1,5 +1,5 @@
-// This file was generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-// from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+// This file was generated by gir (https://github.com/gtk-rs/gir @ db37199)
+// from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
 // DO NOT EDIT
 
 #include "manual.h"
diff --git a/gstreamer-video/sys/tests/layout.c b/gstreamer-video/sys/tests/layout.c
index fef86c05f..291623e9a 100644
--- a/gstreamer-video/sys/tests/layout.c
+++ b/gstreamer-video/sys/tests/layout.c
@@ -1,5 +1,5 @@
-// This file was generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-// from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+// This file was generated by gir (https://github.com/gtk-rs/gir @ db37199)
+// from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
 // DO NOT EDIT
 
 #include "manual.h"
diff --git a/gstreamer-webrtc/src/auto/mod.rs b/gstreamer-webrtc/src/auto/mod.rs
index 88656a6f0..723f2b500 100644
--- a/gstreamer-webrtc/src/auto/mod.rs
+++ b/gstreamer-webrtc/src/auto/mod.rs
@@ -3,24 +3,24 @@
 // DO NOT EDIT
 
 mod web_rtcdtls_transport;
-pub use self::web_rtcdtls_transport::{WebRTCDTLSTransport, WebRTCDTLSTransportClass};
+pub use self::web_rtcdtls_transport::WebRTCDTLSTransport;
 
 #[cfg(any(feature = "v1_18", feature = "dox"))]
 mod web_rtc_data_channel;
 #[cfg(any(feature = "v1_18", feature = "dox"))]
-pub use self::web_rtc_data_channel::{WebRTCDataChannel, WebRTCDataChannelClass};
+pub use self::web_rtc_data_channel::WebRTCDataChannel;
 
 mod web_rtcice_transport;
-pub use self::web_rtcice_transport::{WebRTCICETransport, WebRTCICETransportClass};
+pub use self::web_rtcice_transport::WebRTCICETransport;
 
 mod web_rtcrtp_receiver;
-pub use self::web_rtcrtp_receiver::{WebRTCRTPReceiver, WebRTCRTPReceiverClass};
+pub use self::web_rtcrtp_receiver::WebRTCRTPReceiver;
 
 mod web_rtcrtp_sender;
-pub use self::web_rtcrtp_sender::{WebRTCRTPSender, WebRTCRTPSenderClass};
+pub use self::web_rtcrtp_sender::WebRTCRTPSender;
 
 mod web_rtcrtp_transceiver;
-pub use self::web_rtcrtp_transceiver::{WebRTCRTPTransceiver, WebRTCRTPTransceiverClass};
+pub use self::web_rtcrtp_transceiver::WebRTCRTPTransceiver;
 
 mod web_rtc_session_description;
 pub use self::web_rtc_session_description::WebRTCSessionDescription;
diff --git a/gstreamer-webrtc/src/auto/versions.txt b/gstreamer-webrtc/src/auto/versions.txt
index d25d2aa4f..03f3faacf 100644
--- a/gstreamer-webrtc/src/auto/versions.txt
+++ b/gstreamer-webrtc/src/auto/versions.txt
@@ -1,2 +1,2 @@
-Generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+Generated by gir (https://github.com/gtk-rs/gir @ db37199)
+from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
diff --git a/gstreamer-webrtc/src/auto/web_rtc_data_channel.rs b/gstreamer-webrtc/src/auto/web_rtc_data_channel.rs
index 33ac809d5..172b67bee 100644
--- a/gstreamer-webrtc/src/auto/web_rtc_data_channel.rs
+++ b/gstreamer-webrtc/src/auto/web_rtc_data_channel.rs
@@ -21,7 +21,7 @@ use WebRTCDataChannelState;
 use WebRTCPriorityType;
 
 glib_wrapper! {
-    pub struct WebRTCDataChannel(Object<gst_web_rtc_sys::GstWebRTCDataChannel, gst_web_rtc_sys::GstWebRTCDataChannelClass, WebRTCDataChannelClass>);
+    pub struct WebRTCDataChannel(Object<gst_web_rtc_sys::GstWebRTCDataChannel, gst_web_rtc_sys::GstWebRTCDataChannelClass>);
 
     match fn {
         get_type => || gst_web_rtc_sys::gst_webrtc_data_channel_get_type(),
diff --git a/gstreamer-webrtc/src/auto/web_rtcdtls_transport.rs b/gstreamer-webrtc/src/auto/web_rtcdtls_transport.rs
index 94a4b9bc1..13f93b82e 100644
--- a/gstreamer-webrtc/src/auto/web_rtcdtls_transport.rs
+++ b/gstreamer-webrtc/src/auto/web_rtcdtls_transport.rs
@@ -18,7 +18,7 @@ use WebRTCDTLSTransportState;
 use WebRTCICETransport;
 
 glib_wrapper! {
-    pub struct WebRTCDTLSTransport(Object<gst_web_rtc_sys::GstWebRTCDTLSTransport, gst_web_rtc_sys::GstWebRTCDTLSTransportClass, WebRTCDTLSTransportClass>);
+    pub struct WebRTCDTLSTransport(Object<gst_web_rtc_sys::GstWebRTCDTLSTransport, gst_web_rtc_sys::GstWebRTCDTLSTransportClass>);
 
     match fn {
         get_type => || gst_web_rtc_sys::gst_webrtc_dtls_transport_get_type(),
diff --git a/gstreamer-webrtc/src/auto/web_rtcice_transport.rs b/gstreamer-webrtc/src/auto/web_rtcice_transport.rs
index cea082ae9..9b09bd0da 100644
--- a/gstreamer-webrtc/src/auto/web_rtcice_transport.rs
+++ b/gstreamer-webrtc/src/auto/web_rtcice_transport.rs
@@ -20,7 +20,7 @@ use WebRTCICEConnectionState;
 use WebRTCICEGatheringState;
 
 glib_wrapper! {
-    pub struct WebRTCICETransport(Object<gst_web_rtc_sys::GstWebRTCICETransport, gst_web_rtc_sys::GstWebRTCICETransportClass, WebRTCICETransportClass>);
+    pub struct WebRTCICETransport(Object<gst_web_rtc_sys::GstWebRTCICETransport, gst_web_rtc_sys::GstWebRTCICETransportClass>);
 
     match fn {
         get_type => || gst_web_rtc_sys::gst_webrtc_ice_transport_get_type(),
diff --git a/gstreamer-webrtc/src/auto/web_rtcrtp_receiver.rs b/gstreamer-webrtc/src/auto/web_rtcrtp_receiver.rs
index 49dfcf5e6..8858869a2 100644
--- a/gstreamer-webrtc/src/auto/web_rtcrtp_receiver.rs
+++ b/gstreamer-webrtc/src/auto/web_rtcrtp_receiver.rs
@@ -7,7 +7,7 @@ use gst_web_rtc_sys;
 use WebRTCDTLSTransport;
 
 glib_wrapper! {
-    pub struct WebRTCRTPReceiver(Object<gst_web_rtc_sys::GstWebRTCRTPReceiver, gst_web_rtc_sys::GstWebRTCRTPReceiverClass, WebRTCRTPReceiverClass>);
+    pub struct WebRTCRTPReceiver(Object<gst_web_rtc_sys::GstWebRTCRTPReceiver, gst_web_rtc_sys::GstWebRTCRTPReceiverClass>);
 
     match fn {
         get_type => || gst_web_rtc_sys::gst_webrtc_rtp_receiver_get_type(),
diff --git a/gstreamer-webrtc/src/auto/web_rtcrtp_sender.rs b/gstreamer-webrtc/src/auto/web_rtcrtp_sender.rs
index 5eff55dbe..7e72b1c2b 100644
--- a/gstreamer-webrtc/src/auto/web_rtcrtp_sender.rs
+++ b/gstreamer-webrtc/src/auto/web_rtcrtp_sender.rs
@@ -7,7 +7,7 @@ use gst_web_rtc_sys;
 use WebRTCDTLSTransport;
 
 glib_wrapper! {
-    pub struct WebRTCRTPSender(Object<gst_web_rtc_sys::GstWebRTCRTPSender, gst_web_rtc_sys::GstWebRTCRTPSenderClass, WebRTCRTPSenderClass>);
+    pub struct WebRTCRTPSender(Object<gst_web_rtc_sys::GstWebRTCRTPSender, gst_web_rtc_sys::GstWebRTCRTPSenderClass>);
 
     match fn {
         get_type => || gst_web_rtc_sys::gst_webrtc_rtp_sender_get_type(),
diff --git a/gstreamer-webrtc/src/auto/web_rtcrtp_transceiver.rs b/gstreamer-webrtc/src/auto/web_rtcrtp_transceiver.rs
index 47c8041ea..008c9d2c4 100644
--- a/gstreamer-webrtc/src/auto/web_rtcrtp_transceiver.rs
+++ b/gstreamer-webrtc/src/auto/web_rtcrtp_transceiver.rs
@@ -24,7 +24,7 @@ use WebRTCRTPSender;
 use WebRTCRTPTransceiverDirection;
 
 glib_wrapper! {
-    pub struct WebRTCRTPTransceiver(Object<gst_web_rtc_sys::GstWebRTCRTPTransceiver, gst_web_rtc_sys::GstWebRTCRTPTransceiverClass, WebRTCRTPTransceiverClass>);
+    pub struct WebRTCRTPTransceiver(Object<gst_web_rtc_sys::GstWebRTCRTPTransceiver, gst_web_rtc_sys::GstWebRTCRTPTransceiverClass>);
 
     match fn {
         get_type => || gst_web_rtc_sys::gst_webrtc_rtp_transceiver_get_type(),
diff --git a/gstreamer-webrtc/sys/build.rs b/gstreamer-webrtc/sys/build.rs
index f50829805..93a1b219b 100644
--- a/gstreamer-webrtc/sys/build.rs
+++ b/gstreamer-webrtc/sys/build.rs
@@ -1,5 +1,5 @@
-// This file was generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-// from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+// This file was generated by gir (https://github.com/gtk-rs/gir @ db37199)
+// from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
 // DO NOT EDIT
 
 #[cfg(not(feature = "dox"))]
diff --git a/gstreamer-webrtc/sys/src/lib.rs b/gstreamer-webrtc/sys/src/lib.rs
index b26249e30..0c2af7acc 100644
--- a/gstreamer-webrtc/sys/src/lib.rs
+++ b/gstreamer-webrtc/sys/src/lib.rs
@@ -1,5 +1,5 @@
-// This file was generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-// from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+// This file was generated by gir (https://github.com/gtk-rs/gir @ db37199)
+// from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
 // DO NOT EDIT
 
 #![allow(non_camel_case_types, non_upper_case_globals, non_snake_case)]
diff --git a/gstreamer-webrtc/sys/tests/abi.rs b/gstreamer-webrtc/sys/tests/abi.rs
index 941adb369..22d968929 100644
--- a/gstreamer-webrtc/sys/tests/abi.rs
+++ b/gstreamer-webrtc/sys/tests/abi.rs
@@ -1,5 +1,5 @@
-// This file was generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-// from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+// This file was generated by gir (https://github.com/gtk-rs/gir @ db37199)
+// from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
 // DO NOT EDIT
 
 extern crate gstreamer_webrtc_sys;
diff --git a/gstreamer-webrtc/sys/tests/constant.c b/gstreamer-webrtc/sys/tests/constant.c
index 689d41c2c..7a1c810ac 100644
--- a/gstreamer-webrtc/sys/tests/constant.c
+++ b/gstreamer-webrtc/sys/tests/constant.c
@@ -1,5 +1,5 @@
-// This file was generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-// from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+// This file was generated by gir (https://github.com/gtk-rs/gir @ db37199)
+// from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
 // DO NOT EDIT
 
 #include "manual.h"
diff --git a/gstreamer-webrtc/sys/tests/layout.c b/gstreamer-webrtc/sys/tests/layout.c
index fef86c05f..291623e9a 100644
--- a/gstreamer-webrtc/sys/tests/layout.c
+++ b/gstreamer-webrtc/sys/tests/layout.c
@@ -1,5 +1,5 @@
-// This file was generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-// from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+// This file was generated by gir (https://github.com/gtk-rs/gir @ db37199)
+// from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
 // DO NOT EDIT
 
 #include "manual.h"
diff --git a/gstreamer/src/auto/allocator.rs b/gstreamer/src/auto/allocator.rs
index 1c595cb62..c490e8c72 100644
--- a/gstreamer/src/auto/allocator.rs
+++ b/gstreamer/src/auto/allocator.rs
@@ -8,7 +8,7 @@ use gst_sys;
 use Object;
 
 glib_wrapper! {
-    pub struct Allocator(Object<gst_sys::GstAllocator, gst_sys::GstAllocatorClass, AllocatorClass>) @extends Object;
+    pub struct Allocator(Object<gst_sys::GstAllocator, gst_sys::GstAllocatorClass>) @extends Object;
 
     match fn {
         get_type => || gst_sys::gst_allocator_get_type(),
diff --git a/gstreamer/src/auto/bin.rs b/gstreamer/src/auto/bin.rs
index fedfe6ab5..ade01df14 100644
--- a/gstreamer/src/auto/bin.rs
+++ b/gstreamer/src/auto/bin.rs
@@ -24,7 +24,7 @@ use Pad;
 use PadDirection;
 
 glib_wrapper! {
-    pub struct Bin(Object<gst_sys::GstBin, gst_sys::GstBinClass, BinClass>) @extends Element, Object, @implements ChildProxy;
+    pub struct Bin(Object<gst_sys::GstBin, gst_sys::GstBinClass>) @extends Element, Object, @implements ChildProxy;
 
     match fn {
         get_type => || gst_sys::gst_bin_get_type(),
diff --git a/gstreamer/src/auto/buffer_pool.rs b/gstreamer/src/auto/buffer_pool.rs
index 55d22c5d8..de57ac856 100644
--- a/gstreamer/src/auto/buffer_pool.rs
+++ b/gstreamer/src/auto/buffer_pool.rs
@@ -10,7 +10,7 @@ use gst_sys;
 use Object;
 
 glib_wrapper! {
-    pub struct BufferPool(Object<gst_sys::GstBufferPool, gst_sys::GstBufferPoolClass, BufferPoolClass>) @extends Object;
+    pub struct BufferPool(Object<gst_sys::GstBufferPool, gst_sys::GstBufferPoolClass>) @extends Object;
 
     match fn {
         get_type => || gst_sys::gst_buffer_pool_get_type(),
diff --git a/gstreamer/src/auto/bus.rs b/gstreamer/src/auto/bus.rs
index 721c96cb6..1139aa90c 100644
--- a/gstreamer/src/auto/bus.rs
+++ b/gstreamer/src/auto/bus.rs
@@ -16,7 +16,7 @@ use Message;
 use Object;
 
 glib_wrapper! {
-    pub struct Bus(Object<gst_sys::GstBus, gst_sys::GstBusClass, BusClass>) @extends Object;
+    pub struct Bus(Object<gst_sys::GstBus, gst_sys::GstBusClass>) @extends Object;
 
     match fn {
         get_type => || gst_sys::gst_bus_get_type(),
diff --git a/gstreamer/src/auto/clock.rs b/gstreamer/src/auto/clock.rs
index 3cc75a846..b80856e84 100644
--- a/gstreamer/src/auto/clock.rs
+++ b/gstreamer/src/auto/clock.rs
@@ -20,7 +20,7 @@ use ClockTime;
 use Object;
 
 glib_wrapper! {
-    pub struct Clock(Object<gst_sys::GstClock, gst_sys::GstClockClass, ClockClass>) @extends Object;
+    pub struct Clock(Object<gst_sys::GstClock, gst_sys::GstClockClass>) @extends Object;
 
     match fn {
         get_type => || gst_sys::gst_clock_get_type(),
diff --git a/gstreamer/src/auto/control_binding.rs b/gstreamer/src/auto/control_binding.rs
index 68a7f02ca..8312004cc 100644
--- a/gstreamer/src/auto/control_binding.rs
+++ b/gstreamer/src/auto/control_binding.rs
@@ -13,7 +13,7 @@ use ClockTime;
 use Object;
 
 glib_wrapper! {
-    pub struct ControlBinding(Object<gst_sys::GstControlBinding, gst_sys::GstControlBindingClass, ControlBindingClass>) @extends Object;
+    pub struct ControlBinding(Object<gst_sys::GstControlBinding, gst_sys::GstControlBindingClass>) @extends Object;
 
     match fn {
         get_type => || gst_sys::gst_control_binding_get_type(),
diff --git a/gstreamer/src/auto/control_source.rs b/gstreamer/src/auto/control_source.rs
index baf4fe67a..787f26bf6 100644
--- a/gstreamer/src/auto/control_source.rs
+++ b/gstreamer/src/auto/control_source.rs
@@ -10,7 +10,7 @@ use ClockTime;
 use Object;
 
 glib_wrapper! {
-    pub struct ControlSource(Object<gst_sys::GstControlSource, gst_sys::GstControlSourceClass, ControlSourceClass>) @extends Object;
+    pub struct ControlSource(Object<gst_sys::GstControlSource, gst_sys::GstControlSourceClass>) @extends Object;
 
     match fn {
         get_type => || gst_sys::gst_control_source_get_type(),
diff --git a/gstreamer/src/auto/device.rs b/gstreamer/src/auto/device.rs
index 86de1e604..3207ef82c 100644
--- a/gstreamer/src/auto/device.rs
+++ b/gstreamer/src/auto/device.rs
@@ -19,7 +19,7 @@ use Object;
 use Structure;
 
 glib_wrapper! {
-    pub struct Device(Object<gst_sys::GstDevice, gst_sys::GstDeviceClass, DeviceClass>) @extends Object;
+    pub struct Device(Object<gst_sys::GstDevice, gst_sys::GstDeviceClass>) @extends Object;
 
     match fn {
         get_type => || gst_sys::gst_device_get_type(),
diff --git a/gstreamer/src/auto/device_monitor.rs b/gstreamer/src/auto/device_monitor.rs
index 9de62b52a..123f1f122 100644
--- a/gstreamer/src/auto/device_monitor.rs
+++ b/gstreamer/src/auto/device_monitor.rs
@@ -21,7 +21,7 @@ use Device;
 use Object;
 
 glib_wrapper! {
-    pub struct DeviceMonitor(Object<gst_sys::GstDeviceMonitor, gst_sys::GstDeviceMonitorClass, DeviceMonitorClass>) @extends Object;
+    pub struct DeviceMonitor(Object<gst_sys::GstDeviceMonitor, gst_sys::GstDeviceMonitorClass>) @extends Object;
 
     match fn {
         get_type => || gst_sys::gst_device_monitor_get_type(),
diff --git a/gstreamer/src/auto/device_provider.rs b/gstreamer/src/auto/device_provider.rs
index 10a4bc865..47cc05297 100644
--- a/gstreamer/src/auto/device_provider.rs
+++ b/gstreamer/src/auto/device_provider.rs
@@ -20,7 +20,7 @@ use DeviceProviderFactory;
 use Object;
 
 glib_wrapper! {
-    pub struct DeviceProvider(Object<gst_sys::GstDeviceProvider, gst_sys::GstDeviceProviderClass, DeviceProviderClass>) @extends Object;
+    pub struct DeviceProvider(Object<gst_sys::GstDeviceProvider, gst_sys::GstDeviceProviderClass>) @extends Object;
 
     match fn {
         get_type => || gst_sys::gst_device_provider_get_type(),
diff --git a/gstreamer/src/auto/device_provider_factory.rs b/gstreamer/src/auto/device_provider_factory.rs
index a78dd9317..629ba9138 100644
--- a/gstreamer/src/auto/device_provider_factory.rs
+++ b/gstreamer/src/auto/device_provider_factory.rs
@@ -12,7 +12,7 @@ use PluginFeature;
 use Rank;
 
 glib_wrapper! {
-    pub struct DeviceProviderFactory(Object<gst_sys::GstDeviceProviderFactory, gst_sys::GstDeviceProviderFactoryClass, DeviceProviderFactoryClass>) @extends PluginFeature, Object;
+    pub struct DeviceProviderFactory(Object<gst_sys::GstDeviceProviderFactory, gst_sys::GstDeviceProviderFactoryClass>) @extends PluginFeature, Object;
 
     match fn {
         get_type => || gst_sys::gst_device_provider_factory_get_type(),
diff --git a/gstreamer/src/auto/element.rs b/gstreamer/src/auto/element.rs
index 374f3f7ad..4364d9d76 100644
--- a/gstreamer/src/auto/element.rs
+++ b/gstreamer/src/auto/element.rs
@@ -26,7 +26,7 @@ use PadTemplate;
 use URIType;
 
 glib_wrapper! {
-    pub struct Element(Object<gst_sys::GstElement, gst_sys::GstElementClass, ElementClass>) @extends Object;
+    pub struct Element(Object<gst_sys::GstElement, gst_sys::GstElementClass>) @extends Object;
 
     match fn {
         get_type => || gst_sys::gst_element_get_type(),
diff --git a/gstreamer/src/auto/element_factory.rs b/gstreamer/src/auto/element_factory.rs
index 8270907bf..eb9484e65 100644
--- a/gstreamer/src/auto/element_factory.rs
+++ b/gstreamer/src/auto/element_factory.rs
@@ -17,7 +17,7 @@ use StaticPadTemplate;
 use URIType;
 
 glib_wrapper! {
-    pub struct ElementFactory(Object<gst_sys::GstElementFactory, gst_sys::GstElementFactoryClass, ElementFactoryClass>) @extends PluginFeature, Object;
+    pub struct ElementFactory(Object<gst_sys::GstElementFactory, gst_sys::GstElementFactoryClass>) @extends PluginFeature, Object;
 
     match fn {
         get_type => || gst_sys::gst_element_factory_get_type(),
diff --git a/gstreamer/src/auto/ghost_pad.rs b/gstreamer/src/auto/ghost_pad.rs
index 2650fee93..5c7d29e28 100644
--- a/gstreamer/src/auto/ghost_pad.rs
+++ b/gstreamer/src/auto/ghost_pad.rs
@@ -11,7 +11,7 @@ use Pad;
 use ProxyPad;
 
 glib_wrapper! {
-    pub struct GhostPad(Object<gst_sys::GstGhostPad, gst_sys::GstGhostPadClass, GhostPadClass>) @extends ProxyPad, Pad, Object;
+    pub struct GhostPad(Object<gst_sys::GstGhostPad, gst_sys::GstGhostPadClass>) @extends ProxyPad, Pad, Object;
 
     match fn {
         get_type => || gst_sys::gst_ghost_pad_get_type(),
diff --git a/gstreamer/src/auto/mod.rs b/gstreamer/src/auto/mod.rs
index 989e0c4d3..f0bedf637 100644
--- a/gstreamer/src/auto/mod.rs
+++ b/gstreamer/src/auto/mod.rs
@@ -4,18 +4,18 @@
 
 mod allocator;
 pub use self::allocator::AllocatorExt;
-pub use self::allocator::{Allocator, AllocatorClass, NONE_ALLOCATOR};
+pub use self::allocator::{Allocator, NONE_ALLOCATOR};
 
 mod bin;
 pub use self::bin::GstBinExt;
-pub use self::bin::{Bin, BinClass, NONE_BIN};
+pub use self::bin::{Bin, NONE_BIN};
 
 mod buffer_pool;
 pub use self::buffer_pool::BufferPoolExt;
-pub use self::buffer_pool::{BufferPool, BufferPoolClass, NONE_BUFFER_POOL};
+pub use self::buffer_pool::{BufferPool, NONE_BUFFER_POOL};
 
 mod bus;
-pub use self::bus::{Bus, BusClass};
+pub use self::bus::Bus;
 
 mod child_proxy;
 pub use self::child_proxy::ChildProxyExt;
@@ -23,63 +23,63 @@ pub use self::child_proxy::{ChildProxy, NONE_CHILD_PROXY};
 
 mod clock;
 pub use self::clock::ClockExt;
-pub use self::clock::{Clock, ClockClass, NONE_CLOCK};
+pub use self::clock::{Clock, NONE_CLOCK};
 
 mod control_binding;
 pub use self::control_binding::ControlBindingExt;
-pub use self::control_binding::{ControlBinding, ControlBindingClass, NONE_CONTROL_BINDING};
+pub use self::control_binding::{ControlBinding, NONE_CONTROL_BINDING};
 
 mod control_source;
 pub use self::control_source::ControlSourceExt;
-pub use self::control_source::{ControlSource, ControlSourceClass, NONE_CONTROL_SOURCE};
+pub use self::control_source::{ControlSource, NONE_CONTROL_SOURCE};
 
 mod device;
 pub use self::device::DeviceExt;
-pub use self::device::{Device, DeviceClass, NONE_DEVICE};
+pub use self::device::{Device, NONE_DEVICE};
 
 mod device_monitor;
 pub use self::device_monitor::DeviceMonitorExt;
-pub use self::device_monitor::{DeviceMonitor, DeviceMonitorClass, NONE_DEVICE_MONITOR};
+pub use self::device_monitor::{DeviceMonitor, NONE_DEVICE_MONITOR};
 
 mod device_provider;
 pub use self::device_provider::DeviceProviderExt;
-pub use self::device_provider::{DeviceProvider, DeviceProviderClass, NONE_DEVICE_PROVIDER};
+pub use self::device_provider::{DeviceProvider, NONE_DEVICE_PROVIDER};
 
 mod device_provider_factory;
-pub use self::device_provider_factory::{DeviceProviderFactory, DeviceProviderFactoryClass};
+pub use self::device_provider_factory::DeviceProviderFactory;
 
 mod element;
 pub use self::element::ElementExt;
-pub use self::element::{Element, ElementClass, NONE_ELEMENT};
+pub use self::element::{Element, NONE_ELEMENT};
 
 mod element_factory;
-pub use self::element_factory::{ElementFactory, ElementFactoryClass};
+pub use self::element_factory::ElementFactory;
 
 mod ghost_pad;
 pub use self::ghost_pad::GhostPadExt;
-pub use self::ghost_pad::{GhostPad, GhostPadClass, NONE_GHOST_PAD};
+pub use self::ghost_pad::{GhostPad, NONE_GHOST_PAD};
 
 mod object;
 pub use self::object::GstObjectExt;
-pub use self::object::{Object, ObjectClass, NONE_OBJECT};
+pub use self::object::{Object, NONE_OBJECT};
 
 mod pad;
 pub use self::pad::PadExt;
-pub use self::pad::{Pad, PadClass, NONE_PAD};
+pub use self::pad::{Pad, NONE_PAD};
 
 mod pad_template;
-pub use self::pad_template::{PadTemplate, PadTemplateClass};
+pub use self::pad_template::PadTemplate;
 
 mod pipeline;
 pub use self::pipeline::PipelineExt;
-pub use self::pipeline::{Pipeline, PipelineClass, NONE_PIPELINE};
+pub use self::pipeline::{Pipeline, NONE_PIPELINE};
 
 mod plugin;
-pub use self::plugin::{Plugin, PluginClass};
+pub use self::plugin::Plugin;
 
 mod plugin_feature;
 pub use self::plugin_feature::PluginFeatureExt;
-pub use self::plugin_feature::{PluginFeature, PluginFeatureClass, NONE_PLUGIN_FEATURE};
+pub use self::plugin_feature::{PluginFeature, NONE_PLUGIN_FEATURE};
 
 mod preset;
 pub use self::preset::PresetExt;
@@ -87,24 +87,24 @@ pub use self::preset::{Preset, NONE_PRESET};
 
 mod proxy_pad;
 pub use self::proxy_pad::ProxyPadExt;
-pub use self::proxy_pad::{ProxyPad, ProxyPadClass, NONE_PROXY_PAD};
+pub use self::proxy_pad::{ProxyPad, NONE_PROXY_PAD};
 
 mod registry;
-pub use self::registry::{Registry, RegistryClass};
+pub use self::registry::Registry;
 
 #[cfg(any(feature = "v1_10", feature = "dox"))]
 mod stream;
 #[cfg(any(feature = "v1_10", feature = "dox"))]
-pub use self::stream::{Stream, StreamClass};
+pub use self::stream::Stream;
 
 #[cfg(any(feature = "v1_10", feature = "dox"))]
 mod stream_collection;
 #[cfg(any(feature = "v1_10", feature = "dox"))]
-pub use self::stream_collection::{StreamCollection, StreamCollectionClass};
+pub use self::stream_collection::StreamCollection;
 
 mod system_clock;
 pub use self::system_clock::SystemClockExt;
-pub use self::system_clock::{SystemClock, SystemClockClass, NONE_SYSTEM_CLOCK};
+pub use self::system_clock::{SystemClock, NONE_SYSTEM_CLOCK};
 
 mod tag_setter;
 pub use self::tag_setter::TagSetterExt;
@@ -115,7 +115,7 @@ pub use self::toc_setter::TocSetterExt;
 pub use self::toc_setter::{TocSetter, NONE_TOC_SETTER};
 
 mod type_find_factory;
-pub use self::type_find_factory::{TypeFindFactory, TypeFindFactoryClass};
+pub use self::type_find_factory::TypeFindFactory;
 
 mod uri_handler;
 pub use self::uri_handler::URIHandlerExt;
diff --git a/gstreamer/src/auto/object.rs b/gstreamer/src/auto/object.rs
index c8e737fe8..4c4c1c3ae 100644
--- a/gstreamer/src/auto/object.rs
+++ b/gstreamer/src/auto/object.rs
@@ -17,7 +17,7 @@ use ClockTime;
 use ControlBinding;
 
 glib_wrapper! {
-    pub struct Object(Object<gst_sys::GstObject, gst_sys::GstObjectClass, ObjectClass>);
+    pub struct Object(Object<gst_sys::GstObject, gst_sys::GstObjectClass>);
 
     match fn {
         get_type => || gst_sys::gst_object_get_type(),
diff --git a/gstreamer/src/auto/pad.rs b/gstreamer/src/auto/pad.rs
index 6a8857c15..c5306a4f8 100644
--- a/gstreamer/src/auto/pad.rs
+++ b/gstreamer/src/auto/pad.rs
@@ -32,7 +32,7 @@ use Stream;
 use TaskState;
 
 glib_wrapper! {
-    pub struct Pad(Object<gst_sys::GstPad, gst_sys::GstPadClass, PadClass>) @extends Object;
+    pub struct Pad(Object<gst_sys::GstPad, gst_sys::GstPadClass>) @extends Object;
 
     match fn {
         get_type => || gst_sys::gst_pad_get_type(),
diff --git a/gstreamer/src/auto/pad_template.rs b/gstreamer/src/auto/pad_template.rs
index fc183f90d..59209ebdb 100644
--- a/gstreamer/src/auto/pad_template.rs
+++ b/gstreamer/src/auto/pad_template.rs
@@ -23,7 +23,7 @@ use PadDirection;
 use PadPresence;
 
 glib_wrapper! {
-    pub struct PadTemplate(Object<gst_sys::GstPadTemplate, gst_sys::GstPadTemplateClass, PadTemplateClass>) @extends Object;
+    pub struct PadTemplate(Object<gst_sys::GstPadTemplate, gst_sys::GstPadTemplateClass>) @extends Object;
 
     match fn {
         get_type => || gst_sys::gst_pad_template_get_type(),
diff --git a/gstreamer/src/auto/pipeline.rs b/gstreamer/src/auto/pipeline.rs
index 6cef2d49e..01ce8393d 100644
--- a/gstreamer/src/auto/pipeline.rs
+++ b/gstreamer/src/auto/pipeline.rs
@@ -19,7 +19,7 @@ use Element;
 use Object;
 
 glib_wrapper! {
-    pub struct Pipeline(Object<gst_sys::GstPipeline, gst_sys::GstPipelineClass, PipelineClass>) @extends Bin, Element, Object, @implements ChildProxy;
+    pub struct Pipeline(Object<gst_sys::GstPipeline, gst_sys::GstPipelineClass>) @extends Bin, Element, Object, @implements ChildProxy;
 
     match fn {
         get_type => || gst_sys::gst_pipeline_get_type(),
diff --git a/gstreamer/src/auto/plugin.rs b/gstreamer/src/auto/plugin.rs
index a4ee5d74f..4ffea279f 100644
--- a/gstreamer/src/auto/plugin.rs
+++ b/gstreamer/src/auto/plugin.rs
@@ -12,7 +12,7 @@ use Object;
 use PluginDependencyFlags;
 
 glib_wrapper! {
-    pub struct Plugin(Object<gst_sys::GstPlugin, gst_sys::GstPluginClass, PluginClass>) @extends Object;
+    pub struct Plugin(Object<gst_sys::GstPlugin, gst_sys::GstPluginClass>) @extends Object;
 
     match fn {
         get_type => || gst_sys::gst_plugin_get_type(),
diff --git a/gstreamer/src/auto/plugin_feature.rs b/gstreamer/src/auto/plugin_feature.rs
index 0a1ef2a51..3fb765b3a 100644
--- a/gstreamer/src/auto/plugin_feature.rs
+++ b/gstreamer/src/auto/plugin_feature.rs
@@ -11,7 +11,7 @@ use Object;
 use Plugin;
 
 glib_wrapper! {
-    pub struct PluginFeature(Object<gst_sys::GstPluginFeature, gst_sys::GstPluginFeatureClass, PluginFeatureClass>) @extends Object;
+    pub struct PluginFeature(Object<gst_sys::GstPluginFeature, gst_sys::GstPluginFeatureClass>) @extends Object;
 
     match fn {
         get_type => || gst_sys::gst_plugin_feature_get_type(),
diff --git a/gstreamer/src/auto/proxy_pad.rs b/gstreamer/src/auto/proxy_pad.rs
index ae507779e..4684a10b1 100644
--- a/gstreamer/src/auto/proxy_pad.rs
+++ b/gstreamer/src/auto/proxy_pad.rs
@@ -9,7 +9,7 @@ use Object;
 use Pad;
 
 glib_wrapper! {
-    pub struct ProxyPad(Object<gst_sys::GstProxyPad, gst_sys::GstProxyPadClass, ProxyPadClass>) @extends Pad, Object;
+    pub struct ProxyPad(Object<gst_sys::GstProxyPad, gst_sys::GstProxyPadClass>) @extends Pad, Object;
 
     match fn {
         get_type => || gst_sys::gst_proxy_pad_get_type(),
diff --git a/gstreamer/src/auto/registry.rs b/gstreamer/src/auto/registry.rs
index c5f0d0bb1..1600471dc 100644
--- a/gstreamer/src/auto/registry.rs
+++ b/gstreamer/src/auto/registry.rs
@@ -18,7 +18,7 @@ use Plugin;
 use PluginFeature;
 
 glib_wrapper! {
-    pub struct Registry(Object<gst_sys::GstRegistry, gst_sys::GstRegistryClass, RegistryClass>) @extends Object;
+    pub struct Registry(Object<gst_sys::GstRegistry, gst_sys::GstRegistryClass>) @extends Object;
 
     match fn {
         get_type => || gst_sys::gst_registry_get_type(),
diff --git a/gstreamer/src/auto/stream.rs b/gstreamer/src/auto/stream.rs
index 167f1b692..02ca81f62 100644
--- a/gstreamer/src/auto/stream.rs
+++ b/gstreamer/src/auto/stream.rs
@@ -29,7 +29,7 @@ use StreamType;
 use TagList;
 
 glib_wrapper! {
-    pub struct Stream(Object<gst_sys::GstStream, gst_sys::GstStreamClass, StreamClass>) @extends Object;
+    pub struct Stream(Object<gst_sys::GstStream, gst_sys::GstStreamClass>) @extends Object;
 
     match fn {
         get_type => || gst_sys::gst_stream_get_type(),
diff --git a/gstreamer/src/auto/stream_collection.rs b/gstreamer/src/auto/stream_collection.rs
index eef8eff0a..1532f093e 100644
--- a/gstreamer/src/auto/stream_collection.rs
+++ b/gstreamer/src/auto/stream_collection.rs
@@ -11,7 +11,7 @@ use Object;
 use Stream;
 
 glib_wrapper! {
-    pub struct StreamCollection(Object<gst_sys::GstStreamCollection, gst_sys::GstStreamCollectionClass, StreamCollectionClass>) @extends Object;
+    pub struct StreamCollection(Object<gst_sys::GstStreamCollection, gst_sys::GstStreamCollectionClass>) @extends Object;
 
     match fn {
         get_type => || gst_sys::gst_stream_collection_get_type(),
diff --git a/gstreamer/src/auto/system_clock.rs b/gstreamer/src/auto/system_clock.rs
index 8824aee92..320ee01da 100644
--- a/gstreamer/src/auto/system_clock.rs
+++ b/gstreamer/src/auto/system_clock.rs
@@ -19,7 +19,7 @@ use ClockType;
 use Object;
 
 glib_wrapper! {
-    pub struct SystemClock(Object<gst_sys::GstSystemClock, gst_sys::GstSystemClockClass, SystemClockClass>) @extends Clock, Object;
+    pub struct SystemClock(Object<gst_sys::GstSystemClock, gst_sys::GstSystemClockClass>) @extends Clock, Object;
 
     match fn {
         get_type => || gst_sys::gst_system_clock_get_type(),
diff --git a/gstreamer/src/auto/type_find_factory.rs b/gstreamer/src/auto/type_find_factory.rs
index 4e156b27e..760362c13 100644
--- a/gstreamer/src/auto/type_find_factory.rs
+++ b/gstreamer/src/auto/type_find_factory.rs
@@ -10,7 +10,7 @@ use Object;
 use PluginFeature;
 
 glib_wrapper! {
-    pub struct TypeFindFactory(Object<gst_sys::GstTypeFindFactory, gst_sys::GstTypeFindFactoryClass, TypeFindFactoryClass>) @extends PluginFeature, Object;
+    pub struct TypeFindFactory(Object<gst_sys::GstTypeFindFactory, gst_sys::GstTypeFindFactoryClass>) @extends PluginFeature, Object;
 
     match fn {
         get_type => || gst_sys::gst_type_find_factory_get_type(),
diff --git a/gstreamer/src/auto/versions.txt b/gstreamer/src/auto/versions.txt
index d25d2aa4f..03f3faacf 100644
--- a/gstreamer/src/auto/versions.txt
+++ b/gstreamer/src/auto/versions.txt
@@ -1,2 +1,2 @@
-Generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+Generated by gir (https://github.com/gtk-rs/gir @ db37199)
+from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
diff --git a/gstreamer/sys/build.rs b/gstreamer/sys/build.rs
index f50829805..93a1b219b 100644
--- a/gstreamer/sys/build.rs
+++ b/gstreamer/sys/build.rs
@@ -1,5 +1,5 @@
-// This file was generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-// from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+// This file was generated by gir (https://github.com/gtk-rs/gir @ db37199)
+// from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
 // DO NOT EDIT
 
 #[cfg(not(feature = "dox"))]
diff --git a/gstreamer/sys/src/lib.rs b/gstreamer/sys/src/lib.rs
index 59c8214e7..f17217d28 100644
--- a/gstreamer/sys/src/lib.rs
+++ b/gstreamer/sys/src/lib.rs
@@ -1,5 +1,5 @@
-// This file was generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-// from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+// This file was generated by gir (https://github.com/gtk-rs/gir @ db37199)
+// from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
 // DO NOT EDIT
 
 #![allow(non_camel_case_types, non_upper_case_globals, non_snake_case)]
diff --git a/gstreamer/sys/tests/abi.rs b/gstreamer/sys/tests/abi.rs
index 959b837f4..ec35a2103 100644
--- a/gstreamer/sys/tests/abi.rs
+++ b/gstreamer/sys/tests/abi.rs
@@ -1,5 +1,5 @@
-// This file was generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-// from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+// This file was generated by gir (https://github.com/gtk-rs/gir @ db37199)
+// from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
 // DO NOT EDIT
 
 extern crate gstreamer_sys;
diff --git a/gstreamer/sys/tests/constant.c b/gstreamer/sys/tests/constant.c
index 689d41c2c..7a1c810ac 100644
--- a/gstreamer/sys/tests/constant.c
+++ b/gstreamer/sys/tests/constant.c
@@ -1,5 +1,5 @@
-// This file was generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-// from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+// This file was generated by gir (https://github.com/gtk-rs/gir @ db37199)
+// from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
 // DO NOT EDIT
 
 #include "manual.h"
diff --git a/gstreamer/sys/tests/layout.c b/gstreamer/sys/tests/layout.c
index fef86c05f..291623e9a 100644
--- a/gstreamer/sys/tests/layout.c
+++ b/gstreamer/sys/tests/layout.c
@@ -1,5 +1,5 @@
-// This file was generated by gir (https://github.com/gtk-rs/gir @ cea2f7c)
-// from gir-files (https://github.com/gtk-rs/gir-files @ 0dd9275b)
+// This file was generated by gir (https://github.com/gtk-rs/gir @ db37199)
+// from gir-files (https://github.com/gtk-rs/gir-files @ 54e2ef5e)
 // DO NOT EDIT
 
 #include "manual.h"