Bug 1259788 - Fix MediaStreamTrack logging. r=jesup

MozReview-Commit-ID: 43Pz8VcSXQ

--HG--
extra : rebase_source : e5fc6dc4cc1e3e5a7d65a5d742100dad89317b35

dom/media/MediaStreamTrack.cpp

@@ -18,7 +18,7 @@
 #undef LOG
 #endif
 
-static PRLogModuleInfo* gMediaStreamTrackLog;
+static mozilla::LazyLogModule gMediaStreamTrackLog("MediaStreamTrack");
 #define LOG(type, msg) MOZ_LOG(gMediaStreamTrackLog, type, msg)
 
 namespace mozilla {
@@ -120,10 +120,6 @@ MediaStreamTrack::MediaStreamTrack(DOMMediaStream* aStream, TrackID aTrackID,
     mConstraints(aConstraints)
 {
 
-  if (!gMediaStreamTrackLog) {
-    gMediaStreamTrackLog = PR_NewLogModule("MediaStreamTrack");
-  }
-
   GetSource().RegisterSink(this);
 
   mPrincipalHandleListener = new PrincipalHandleListener(this);