--- a/dom/media/MediaDecoderStateMachine.cpp
+++ b/dom/media/MediaDecoderStateMachine.cpp
@@ -866,21 +866,16 @@ public:
 
   void HandleAudioDecoded(MediaData* aAudio) override
   {
     MOZ_ASSERT(!mDoneAudioSeeking || !mDoneVideoSeeking, "Seek shouldn't be finished");
 
     RefPtr<MediaData> audio(aAudio);
     MOZ_ASSERT(audio);
 
-    // The MDSM::mDecodedAudioEndTime will be updated once the whole SeekTask is
-    // resolved.
-
-    SSAMPLELOG("HandleAudioDecoded [%lld,%lld]", audio->mTime, audio->GetEndTime());
-
     // Video-only seek doesn't reset audio decoder. There might be pending audio
     // requests when AccurateSeekTask::Seek() begins. We will just store the data
     // without checking |mDiscontinuity| or calling DropAudioUpToSeekTarget().
     if (mSeekJob.mTarget.IsVideoOnly()) {
       mSeekedAudioData = audio.forget();
       return;
     }
 
@@ -907,21 +902,16 @@ public:
 
   void HandleVideoDecoded(MediaData* aVideo, TimeStamp aDecodeStart) override
   {
     MOZ_ASSERT(!mDoneAudioSeeking || !mDoneVideoSeeking, "Seek shouldn't be finished");
 
     RefPtr<MediaData> video(aVideo);
     MOZ_ASSERT(video);
 
-    // The MDSM::mDecodedVideoEndTime will be updated once the whole SeekTask is
-    // resolved.
-
-    SSAMPLELOG("HandleVideoDecoded [%lld,%lld]", video->mTime, video->GetEndTime());
-
     AdjustFastSeekIfNeeded(video);
 
     if (mSeekJob.mTarget.IsFast()) {
       // Non-precise seek. We can stop the seek at the first sample.
       mSeekedVideoData = video;
       mDoneVideoSeeking = true;
     } else {
       nsresult rv = DropVideoUpToSeekTarget(video.get());
@@ -937,18 +927,16 @@ public:
     }
     MaybeFinishSeek();
   }
 
   void HandleNotDecoded(MediaData::Type aType, const MediaResult& aError) override
   {
     MOZ_ASSERT(!mDoneAudioSeeking || !mDoneVideoSeeking, "Seek shouldn't be finished");
 
-    SSAMPLELOG("OnNotDecoded type=%d reason=%u", aType, aError.Code());
-
     // Ignore pending requests from video-only seek.
     if (aType == MediaData::AUDIO_DATA && mSeekJob.mTarget.IsVideoOnly()) {
       return;
     }
 
     // If the decoder is waiting for data, we tell it to call us back when the
     // data arrives.
     if (aError == NS_ERROR_DOM_MEDIA_WAITING_FOR_DATA) {