Add [WillBeGarbageCollected] to Event.idl

Source/modules/mediastream/RTCDTMFToneChangeEvent.cpp

 /*
  * Copyright (C) 2013 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 @@
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #include "config.h"
 #include "modules/mediastream/RTCDTMFToneChangeEvent.h"
 
 #include "core/events/ThreadLocalEventNames.h"
 
 namespace WebCore {
 
-PassRefPtr<RTCDTMFToneChangeEvent> RTCDTMFToneChangeEvent::create()
+PassRefPtrWillBeRawPtr<RTCDTMFToneChangeEvent> RTCDTMFToneChangeEvent::create()
 {
-    return adoptRef(new RTCDTMFToneChangeEvent);
+    return adoptRefCountedWillBeRefCountedGarbageCollected(new RTCDTMFToneChangeEvent);
 }
 
-PassRefPtr<RTCDTMFToneChangeEvent> RTCDTMFToneChangeEvent::create(const String& tone)
+PassRefPtrWillBeRawPtr<RTCDTMFToneChangeEvent> RTCDTMFToneChangeEvent::create(const String& tone)
 {
-    return adoptRef(new RTCDTMFToneChangeEvent(tone));
+    return adoptRefCountedWillBeRefCountedGarbageCollected(new RTCDTMFToneChangeEvent(tone));
 }
 
-PassRefPtr<RTCDTMFToneChangeEvent> RTCDTMFToneChangeEvent::create(const AtomicString& type, const RTCDTMFToneChangeEventInit& initializer)
+PassRefPtrWillBeRawPtr<RTCDTMFToneChangeEvent> RTCDTMFToneChangeEvent::create(const AtomicString& type, const RTCDTMFToneChangeEventInit& initializer)
 {
     ASSERT(type == EventTypeNames::tonechange);
-    return adoptRef(new RTCDTMFToneChangeEvent(initializer));
+    return adoptRefCountedWillBeRefCountedGarbageCollected(new RTCDTMFToneChangeEvent(initializer));
 }
 
 RTCDTMFToneChangeEvent::RTCDTMFToneChangeEvent()
 {
     ScriptWrappable::init(this);
 }
 
 RTCDTMFToneChangeEvent::RTCDTMFToneChangeEvent(const String& tone)
     : Event(EventTypeNames::tonechange, false, false)
     , m_tone(tone)
@@ skipping 22 matching lines @@
     return EventNames::RTCDTMFToneChangeEvent;
 }
 
 void RTCDTMFToneChangeEvent::trace(Visitor* visitor)
 {
     Event::trace(visitor);
 }
 
 } // namespace WebCore