Bug 1294142 - TextTrackManager::mTextTracks is null after CC. r=jwwang

MozReview-Commit-ID: 7EU54n1erpZ
2016-08-11 18:09:06 +08:00
parent c883dfd007
commit bf02f3914b
1 changed files with 1 additions and 1 deletions
--- a/dom/html/TextTrackManager.cpp
+++ b/dom/html/TextTrackManager.cpp
@@ -561,7 +561,7 @@ TextTrackManager::TimeMarchesOn()
  mTimeMarchesOnDispatched = false;

  // Early return if we don't have any TextTracks.
-  if (mTextTracks->Length() == 0) {
+  if (!mTextTracks || mTextTracks->Length() == 0) {
    return;
  }