diff --git a/dom/media/AudioSink.cpp b/dom/media/AudioSink.cpp
index 71b0b643f22e..d932943d36b0 100644
--- a/dom/media/AudioSink.cpp
+++ b/dom/media/AudioSink.cpp
@@ -36,13 +36,7 @@ AudioSink::AudioSink(MediaQueue<MediaData>& aAudioQueue,
   , mLastGoodPosition(0)
   , mInfo(aInfo)
   , mChannel(aChannel)
-  , mVolume(1.0)
-  , mPlaybackRate(1.0)
-  , mPreservesPitch(false)
   , mStopAudioThread(false)
-  , mSetVolume(false)
-  , mSetPlaybackRate(false)
-  , mSetPreservesPitch(false)
   , mPlaying(true)
 {
 }
@@ -226,7 +220,6 @@ AudioSink::InitializeAudioStream()
 
   ReentrantMonitorAutoEnter mon(GetReentrantMonitor());
   mAudioStream = audioStream;
-  UpdateStreamSettings();
 
   return NS_OK;
 }
@@ -290,8 +283,6 @@ AudioSink::IsPlaybackContinuing()
     return false;
   }
 
-  UpdateStreamSettings();
-
   return true;
 }
 
@@ -450,40 +441,6 @@ AudioSink::PlayFromAudioQueue()
   return audio->mFrames;
 }
 
-void
-AudioSink::UpdateStreamSettings()
-{
-  AssertCurrentThreadInMonitor();
-
-  bool setVolume = mSetVolume;
-  bool setPlaybackRate = mSetPlaybackRate;
-  bool setPreservesPitch = mSetPreservesPitch;
-  double volume = mVolume;
-  double playbackRate = mPlaybackRate;
-  bool preservesPitch = mPreservesPitch;
-
-  mSetVolume = false;
-  mSetPlaybackRate = false;
-  mSetPreservesPitch = false;
-
-  {
-    ReentrantMonitorAutoExit exit(GetReentrantMonitor());
-    if (setVolume) {
-      mAudioStream->SetVolume(volume);
-    }
-
-    if (setPlaybackRate &&
-        NS_FAILED(mAudioStream->SetPlaybackRate(playbackRate))) {
-      NS_WARNING("Setting the playback rate failed in AudioSink.");
-    }
-
-    if (setPreservesPitch &&
-      NS_FAILED(mAudioStream->SetPreservesPitch(preservesPitch))) {
-      NS_WARNING("Setting the pitch preservation failed in AudioSink.");
-    }
-  }
-}
-
 void
 AudioSink::StartAudioStreamPlaybackIfNeeded()
 {
diff --git a/dom/media/AudioSink.h b/dom/media/AudioSink.h
index 8a3cd36f80f6..ab3e5b3b4cde 100644
--- a/dom/media/AudioSink.h
+++ b/dom/media/AudioSink.h
@@ -114,8 +114,6 @@ private:
   // audio data to the audio hardware.  Called on the audio thread.
   uint32_t PlayFromAudioQueue();
 
-  void UpdateStreamSettings();
-
   // If we have already written enough frames to the AudioStream, start the
   // playback.
   void StartAudioStreamPlaybackIfNeeded();
@@ -172,16 +170,8 @@ private:
 
   dom::AudioChannel mChannel;
 
-  double mVolume;
-  double mPlaybackRate;
-  bool mPreservesPitch;
-
   bool mStopAudioThread;
 
-  bool mSetVolume;
-  bool mSetPlaybackRate;
-  bool mSetPreservesPitch;
-
   bool mPlaying;
 
   MozPromiseHolder<GenericPromise> mEndPromise;