Fix various new 1.73 clippy warnings

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer-rs/-/merge_requests/1317>

gstreamer-audio/src/audio_converter.rs

@@ -160,7 +160,7 @@ impl AudioConverterConfig {
                     })
                     .collect::<Vec<_>>()
             })
-            .unwrap_or_else(Vec::new)
+            .unwrap_or_default()
     }
 
     #[cfg(feature = "v1_22")]

gstreamer-audio/src/audio_format.rs

@@ -148,13 +148,14 @@ impl str::FromStr for crate::AudioFormat {
 }
 
 impl PartialOrd for crate::AudioFormat {
+    #[inline]
     fn partial_cmp(&self, other: &Self) -> Option<std::cmp::Ordering> {
-        crate::AudioFormatInfo::from_format(*self)
-            .partial_cmp(&crate::AudioFormatInfo::from_format(*other))
+        Some(self.cmp(other))
     }
 }
 
 impl Ord for crate::AudioFormat {
+    #[inline]
     fn cmp(&self, other: &Self) -> std::cmp::Ordering {
         crate::AudioFormatInfo::from_format(*self).cmp(&crate::AudioFormatInfo::from_format(*other))
     }

gstreamer-video/src/video_format.rs

@@ -305,13 +305,14 @@ impl str::FromStr for crate::VideoFormat {
 }
 
 impl PartialOrd for crate::VideoFormat {
+    #[inline]
     fn partial_cmp(&self, other: &Self) -> Option<std::cmp::Ordering> {
-        crate::VideoFormatInfo::from_format(*self)
-            .partial_cmp(&crate::VideoFormatInfo::from_format(*other))
+        Some(self.cmp(other))
     }
 }
 
 impl Ord for crate::VideoFormat {
+    #[inline]
     fn cmp(&self, other: &Self) -> std::cmp::Ordering {
         crate::VideoFormatInfo::from_format(*self).cmp(&crate::VideoFormatInfo::from_format(*other))
     }

gstreamer-video/src/video_time_code.rs

@@ -461,7 +461,7 @@ impl Eq for ValidVideoTimeCode {}
 impl PartialOrd for ValidVideoTimeCode {
     #[inline]
     fn partial_cmp(&self, other: &Self) -> Option<cmp::Ordering> {
-        self.compare(other).partial_cmp(&0)
+        Some(self.cmp(other))
     }
 }
 

gstreamer/src/enums.rs

@@ -483,7 +483,7 @@ impl Eq for crate::TypeFindProbability {}
 impl PartialOrd for crate::TypeFindProbability {
     #[inline]
     fn partial_cmp(&self, other: &Self) -> Option<cmp::Ordering> {
-        (self.into_glib() as u32).partial_cmp(&(other.into_glib() as u32))
+        Some(self.cmp(other))
     }
 }
 
@@ -542,7 +542,7 @@ impl Eq for crate::Rank {}
 impl PartialOrd for crate::Rank {
     #[inline]
     fn partial_cmp(&self, other: &Self) -> Option<cmp::Ordering> {
-        (self.into_glib() as u32).partial_cmp(&(other.into_glib() as u32))
+        Some(self.cmp(other))
     }
 }
 

gstreamer/src/pad.rs

@@ -2047,7 +2047,6 @@ mod tests {
 
         {
             let buffers = buffers.clone();
-            let flow_override = flow_override;
             pad.add_probe(crate::PadProbeType::BUFFER, move |_, info| {
                 if let Some(PadProbeData::Buffer(buffer)) = info.data.take() {
                     let mut buffers = buffers.lock().unwrap();

gstreamer/src/subclass/task_pool.rs

@@ -215,7 +215,7 @@ impl Eq for TaskPoolFunction {}
 
 impl PartialOrd for TaskPoolFunction {
     fn partial_cmp(&self, other: &Self) -> Option<std::cmp::Ordering> {
-        self.as_ptr().partial_cmp(&other.as_ptr())
+        Some(self.cmp(other))
     }
 }
 

gstreamer/src/task.rs

@@ -80,7 +80,7 @@ impl<F: FnMut(&Task) + Send + 'static> TaskBuilder<F> {
 
             (*func_ptr).1 = task.to_glib_none().0;
 
-            let lock = self.lock.unwrap_or_else(TaskLock::new);
+            let lock = self.lock.unwrap_or_default();
             ffi::gst_task_set_lock(task.to_glib_none().0, mut_override(&lock.0 .0));
             task.set_data("gstreamer-rs-task-lock", Arc::clone(&lock.0));