Bug 1360123 P1 - don't bother creating a new track list in HTMLMediaElement::RemoveMediaTracks() r=jwwang

MozReview-Commit-ID: 6lmSxmKMrDK
2017-04-10 18:09:35 +08:00
parent 0d16a6a63f
commit 310c951228
1 changed files with 4 additions and 6 deletions
--- a/dom/html/HTMLMediaElement.cpp
+++ b/dom/html/HTMLMediaElement.cpp
@@ -7366,14 +7366,12 @@ HTMLMediaElement::ConstructMediaTracks(const MediaInfo* aInfo)
 void
 HTMLMediaElement::RemoveMediaTracks()
 {
-  AudioTrackList* audioList = AudioTracks();
-  if (audioList) {
-    audioList->RemoveTracks();
+  if (mAudioTrackList) {
+    mAudioTrackList->RemoveTracks();
  }

-  VideoTrackList* videoList = VideoTracks();
-  if (videoList) {
-    videoList->RemoveTracks();
+  if (mVideoTrackList) {
+    mVideoTrackList->RemoveTracks();
  }
 }