Add [WillBeGarbageCollected] to Event.idl

Source/modules/mediastream/RTCDataChannelEvent.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 11 matching lines @@
  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #include "config.h"
 #include "modules/mediastream/RTCDataChannelEvent.h"
 
 #include "core/events/ThreadLocalEventNames.h"
 
 namespace WebCore {
 
-PassRefPtr<RTCDataChannelEvent> RTCDataChannelEvent::create()
+PassRefPtrWillBeRawPtr<RTCDataChannelEvent> RTCDataChannelEvent::create()
 {
-    return adoptRef(new RTCDataChannelEvent);
+    return adoptRefCountedWillBeRefCountedGarbageCollected(new RTCDataChannelEvent);
 }
 
-PassRefPtr<RTCDataChannelEvent> RTCDataChannelEvent::create(const AtomicString& type, bool canBubble, bool cancelable, PassRefPtr<RTCDataChannel> channel)
+PassRefPtrWillBeRawPtr<RTCDataChannelEvent> RTCDataChannelEvent::create(const AtomicString& type, bool canBubble, bool cancelable, PassRefPtr<RTCDataChannel> channel)
 {
-    return adoptRef(new RTCDataChannelEvent(type, canBubble, cancelable, channel));
+    return adoptRefCountedWillBeRefCountedGarbageCollected(new RTCDataChannelEvent(type, canBubble, cancelable, channel));
 }
 
 
 RTCDataChannelEvent::RTCDataChannelEvent()
 {
     ScriptWrappable::init(this);
 }
 
 RTCDataChannelEvent::RTCDataChannelEvent(const AtomicString& type, bool canBubble, bool cancelable, PassRefPtr<RTCDataChannel> channel)
     : Event(type, canBubble, cancelable)
@@ skipping 15 matching lines @@
 {
     return EventNames::RTCDataChannelEvent;
 }
 
 void RTCDataChannelEvent::trace(Visitor* visitor)
 {
     Event::trace(visitor);
 }
 
 } // namespace WebCore