Move mediastream module to oilpan transition types

Source/modules/mediastream/MediaDeviceInfo.h

Index: Source/modules/mediastream/MediaDeviceInfo.h
diff --git a/Source/modules/mediastream/MediaDeviceInfo.h b/Source/modules/mediastream/MediaDeviceInfo.h
index 36546208886c6071e8369def3b46bc0ab96a6240..64903434136d161f4b962287d76d9d29bdb3e9ac 100644
--- a/Source/modules/mediastream/MediaDeviceInfo.h
+++ b/Source/modules/mediastream/MediaDeviceInfo.h
@@ -26,6 +26,7 @@
 #ifndef MediaDeviceInfo_h
 #define MediaDeviceInfo_h
 
+#include "platform/heap/Handle.h"
 #include "public/platform/WebMediaDeviceInfo.h"
 #include "wtf/PassRefPtr.h"
 #include "wtf/RefCounted.h"
@@ -33,22 +34,24 @@
 
 namespace WebCore {
 
-class MediaDeviceInfo : public RefCounted<MediaDeviceInfo> {
+class MediaDeviceInfo FINAL : public RefCountedWillBeGarbageCollectedFinalized<MediaDeviceInfo> {
 public:
-    static PassRefPtr<MediaDeviceInfo> create(const blink::WebMediaDeviceInfo&);
+    static PassRefPtrWillBeRawPtr<MediaDeviceInfo> create(const blink::WebMediaDeviceInfo&);
 
     String deviceId() const;
     String kind() const;
     String label() const;
     String groupId() const;
 
+    void trace(Visitor*) { }
+
 private:
     explicit MediaDeviceInfo(const blink::WebMediaDeviceInfo&);
 
     blink::WebMediaDeviceInfo m_webMediaDeviceInfo;
 };
 
-typedef Vector<RefPtr<MediaDeviceInfo> > MediaDeviceInfoVector;
+typedef WillBeHeapVector<RefPtrWillBeMember<MediaDeviceInfo> > MediaDeviceInfoVector;
 
 } // namespace WebCore