Add [WillBeGarbageCollected] to Event.idl

Source/modules/mediastream/MediaStreamTrackEvent.cpp

 /*
  * Copyright (C) 2012 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1.  Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer.
  * 2.  Redistributions in binary form must reproduce the above copyright
  *     notice, this list of conditions and the following disclaimer in the
@@ skipping 12 matching lines @@
  */
 
 #include "config.h"
 #include "modules/mediastream/MediaStreamTrackEvent.h"
 
 #include "core/events/ThreadLocalEventNames.h"
 #include "modules/mediastream/MediaStreamTrack.h"
 
 namespace WebCore {
 
-PassRefPtr<MediaStreamTrackEvent> MediaStreamTrackEvent::create()
+PassRefPtrWillBeRawPtr<MediaStreamTrackEvent> MediaStreamTrackEvent::create()
 {
-    return adoptRef(new MediaStreamTrackEvent);
+    return adoptRefCountedWillBeRefCountedGarbageCollected(new MediaStreamTrackEvent);
 }
 
-PassRefPtr<MediaStreamTrackEvent> MediaStreamTrackEvent::create(const AtomicString& type, bool canBubble, bool cancelable, PassRefPtr<MediaStreamTrack> track)
+PassRefPtrWillBeRawPtr<MediaStreamTrackEvent> MediaStreamTrackEvent::create(const AtomicString& type, bool canBubble, bool cancelable, PassRefPtr<MediaStreamTrack> track)
 {
-    return adoptRef(new MediaStreamTrackEvent(type, canBubble, cancelable, track));
+    return adoptRefCountedWillBeRefCountedGarbageCollected(new MediaStreamTrackEvent(type, canBubble, cancelable, track));
 }
 
 
 MediaStreamTrackEvent::MediaStreamTrackEvent()
 {
     ScriptWrappable::init(this);
 }
 
 MediaStreamTrackEvent::MediaStreamTrackEvent(const AtomicString& type, bool canBubble, bool cancelable, PassRefPtr<MediaStreamTrack> track)
     : Event(type, canBubble, cancelable)
@@ skipping 15 matching lines @@
 {
     return EventNames::MediaStreamTrackEvent;
 }
 
 void MediaStreamTrackEvent::trace(Visitor* visitor)
 {
     Event::trace(visitor);
 }
 
 } // namespace WebCore