Clean up macros around DEFINE_EVENT_TARGET_REFCOUNTING

Source/modules/mediastream/RTCDataChannel.h

 /*
  * 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 27 matching lines @@
 class DOMArrayBufferView;
 class ExceptionState;
 class RTCPeerConnection;
 class WebRTCDataChannelHandler;
 class WebRTCPeerConnectionHandler;
 struct WebRTCDataChannelInit;
 
 class RTCDataChannel final
     : public RefCountedGarbageCollectedEventTargetWithInlineData<RTCDataChannel>
     , public WebRTCDataChannelHandlerClient {
-    DEFINE_EVENT_TARGET_REFCOUNTING_WILL_BE_REMOVED(RefCountedGarbageCollectedWillBeGarbageCollectedFinalized<RTCDataChannel>);
+    REFCOUNTED_GARBAGE_COLLECTED_EVENT_TARGET(RTCDataChannel);
     DEFINE_WRAPPERTYPEINFO();
 public:
     static RTCDataChannel* create(ExecutionContext*, RTCPeerConnection*, PassOwnPtr<WebRTCDataChannelHandler>);
     static RTCDataChannel* create(ExecutionContext*, RTCPeerConnection*, WebRTCPeerConnectionHandler*, const String& label, const WebRTCDataChannelInit&, ExceptionState&);
     virtual ~RTCDataChannel();
 
     ReadyState getHandlerState() const;
 
     String label() const;
 
@@ skipping 64 matching lines @@
 
     Timer<RTCDataChannel> m_scheduledEventTimer;
     WillBeHeapVector<RefPtrWillBeMember<Event>> m_scheduledEvents;
 
     WeakMember<RTCPeerConnection> m_connection;
 };
 
 } // namespace blink
 
 #endif // RTCDataChannel_h