Move mediastream module to oilpan transition types

Source/modules/mediastream/MediaStreamTrackSourcesRequestImpl.h

Index: Source/modules/mediastream/MediaStreamTrackSourcesRequestImpl.h
diff --git a/Source/modules/mediastream/MediaStreamTrackSourcesRequestImpl.h b/Source/modules/mediastream/MediaStreamTrackSourcesRequestImpl.h
index c02bc7826de59d3308a37c8c2f3fc82d35990043..3aa6584c009ebab425ebb89da94088081e871b46 100644
--- a/Source/modules/mediastream/MediaStreamTrackSourcesRequestImpl.h
+++ b/Source/modules/mediastream/MediaStreamTrackSourcesRequestImpl.h
@@ -43,12 +43,14 @@ class MediaStreamTrackSourcesCallback;
 
 class MediaStreamTrackSourcesRequestImpl FINAL : public MediaStreamTrackSourcesRequest {
 public:
-    static PassRefPtr<MediaStreamTrackSourcesRequestImpl> create(const String&, PassOwnPtr<MediaStreamTrackSourcesCallback>);
+    static PassRefPtrWillBeRawPtr<MediaStreamTrackSourcesRequestImpl> create(const String&, PassOwnPtr<MediaStreamTrackSourcesCallback>);
     ~MediaStreamTrackSourcesRequestImpl();
 
     virtual String origin() { return m_origin; }
     virtual void requestSucceeded(const blink::WebVector<blink::WebSourceInfo>&);
 
+    virtual void trace(Visitor*) OVERRIDE;
+
 private:
     MediaStreamTrackSourcesRequestImpl(const String&, PassOwnPtr<MediaStreamTrackSourcesCallback>);
 
@@ -58,7 +60,7 @@ private:
     String m_origin;
     Timer<MediaStreamTrackSourcesRequestImpl> m_scheduledEventTimer;
     SourceInfoVector m_sourceInfos;
-    RefPtr<MediaStreamTrackSourcesRequest> m_protect;
+    RefPtrWillBeMember<MediaStreamTrackSourcesRequest> m_protect;
 };
 
 } // namespace WebCore