From 94ace068837aeb995ec43d95f9058d9b12f507ff Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Sebastian=20Dr=C3=B6ge?= <sebastian@centricular.com>
Date: Sat, 11 Apr 2020 19:39:04 +0300
Subject: [PATCH] Remove deprecated std::error::Error::description() impls

---
 gstreamer-pbutils/src/encoding_profile.rs | 10 +---------
 gstreamer/src/format.rs                   | 12 ++----------
 gstreamer/src/structure.rs                |  6 +-----
 3 files changed, 4 insertions(+), 24 deletions(-)

diff --git a/gstreamer-pbutils/src/encoding_profile.rs b/gstreamer-pbutils/src/encoding_profile.rs
index 8ddb6e27e..f2a071d1d 100644
--- a/gstreamer-pbutils/src/encoding_profile.rs
+++ b/gstreamer-pbutils/src/encoding_profile.rs
@@ -266,15 +266,7 @@ impl fmt::Display for EncodingProfileBuilderError {
     }
 }
 
-impl error::Error for EncodingProfileBuilderError {
-    fn description(&self) -> &str {
-        "invalid parameters to build encoding profile"
-    }
-
-    fn cause(&self) -> Option<&dyn error::Error> {
-        None
-    }
-}
+impl error::Error for EncodingProfileBuilderError {}
 
 #[derive(Debug)]
 struct EncodingProfileBuilderCommonData<'a> {
diff --git a/gstreamer/src/format.rs b/gstreamer/src/format.rs
index 451d15066..c4e2fbfbd 100644
--- a/gstreamer/src/format.rs
+++ b/gstreamer/src/format.rs
@@ -39,11 +39,7 @@ pub struct Percent(pub Option<u32>);
 #[derive(Clone, Copy, Debug, PartialEq, Eq)]
 pub struct TryFromGenericFormattedValueError(());
 
-impl std::error::Error for TryFromGenericFormattedValueError {
-    fn description(&self) -> &str {
-        "invalid generic value format"
-    }
-}
+impl std::error::Error for TryFromGenericFormattedValueError {}
 
 impl std::fmt::Display for TryFromGenericFormattedValueError {
     fn fmt(&self, fmt: &mut std::fmt::Formatter) -> std::fmt::Result {
@@ -667,11 +663,7 @@ impl AsMut<Option<u32>> for Percent {
 #[derive(Clone, Copy, Debug, PartialEq, Eq)]
 pub struct TryPercentFromFloatError(());
 
-impl std::error::Error for TryPercentFromFloatError {
-    fn description(&self) -> &str {
-        "value out of range"
-    }
-}
+impl std::error::Error for TryPercentFromFloatError {}
 
 impl std::fmt::Display for TryPercentFromFloatError {
     fn fmt(&self, fmt: &mut std::fmt::Formatter) -> std::fmt::Result {
diff --git a/gstreamer/src/structure.rs b/gstreamer/src/structure.rs
index 2a0b5f861..9ba834529 100644
--- a/gstreamer/src/structure.rs
+++ b/gstreamer/src/structure.rs
@@ -73,11 +73,7 @@ impl<'name> fmt::Display for GetError<'name> {
     }
 }
 
-impl<'name> error::Error for GetError<'name> {
-    fn description(&self) -> &str {
-        "GetError: Structure field value"
-    }
-}
+impl<'name> error::Error for GetError<'name> {}
 
 pub struct Structure(ptr::NonNull<StructureRef>, PhantomData<StructureRef>);
 unsafe impl Send for Structure {}