Move mediastream module to oilpan transition types

Source/modules/mediastream/MediaStreamTrack.h

Index: Source/modules/mediastream/MediaStreamTrack.h
diff --git a/Source/modules/mediastream/MediaStreamTrack.h b/Source/modules/mediastream/MediaStreamTrack.h
index 40347d006b4b56b2f069956f833a9f2cee161ea7..ca44c8797c04a25fa6f59eb99bf7b24465767ada 100644
--- a/Source/modules/mediastream/MediaStreamTrack.h
+++ b/Source/modules/mediastream/MediaStreamTrack.h
@@ -45,8 +45,8 @@ class ExceptionState;
 class MediaStreamComponent;
 class MediaStreamTrackSourcesCallback;
 
-class MediaStreamTrack FINAL : public RefCounted<MediaStreamTrack>, public ScriptWrappable, public ActiveDOMObject, public EventTargetWithInlineData, public MediaStreamSource::Observer {
-    REFCOUNTED_EVENT_TARGET(MediaStreamTrack);
+class MediaStreamTrack FINAL : public RefCountedWillBeRefCountedGarbageCollected<MediaStreamTrack>, public ScriptWrappable, public ActiveDOMObject, public EventTargetWithInlineData, public MediaStreamSource::Observer {
+    DEFINE_EVENT_TARGET_REFCOUNTING(RefCountedWillBeRefCountedGarbageCollected<MediaStreamTrack>);
 public:
     class Observer {
     public:
@@ -54,7 +54,7 @@ public:
         virtual void trackEnded() = 0;
     };
 
-    static PassRefPtr<MediaStreamTrack> create(ExecutionContext*, MediaStreamComponent*);
+    static PassRefPtrWillBeRawPtr<MediaStreamTrack> create(ExecutionContext*, MediaStreamComponent*);
     virtual ~MediaStreamTrack();
 
     String kind() const;
@@ -68,7 +68,7 @@ public:
 
     static void getSources(ExecutionContext*, PassOwnPtr<MediaStreamTrackSourcesCallback>, ExceptionState&);
     void stopTrack(ExceptionState&);
-    PassRefPtr<MediaStreamTrack> clone(ExecutionContext*);
+    PassRefPtrWillBeRawPtr<MediaStreamTrack> clone(ExecutionContext*);
 
     DEFINE_ATTRIBUTE_EVENT_LISTENER(mute);
     DEFINE_ATTRIBUTE_EVENT_LISTENER(unmute);
@@ -89,6 +89,8 @@ public:
 
     PassOwnPtr<AudioSourceProvider> createWebAudioSource();
 
+    void trace(Visitor*) { }
+
 private:
     MediaStreamTrack(ExecutionContext*, MediaStreamComponent*);
 
@@ -105,7 +107,7 @@ private:
     RefPtr<MediaStreamComponent> m_component;
 };
 
-typedef Vector<RefPtr<MediaStreamTrack> > MediaStreamTrackVector;
+typedef WillBeHeapVector<RefPtrWillBeMember<MediaStreamTrack> > MediaStreamTrackVector;
 
 } // namespace WebCore