Oilpan: Remove GC_INFO_{DEFINE,DECLARE} macros

Source/modules/webmidi/MIDIPort.h

 /*
  * 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:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 25 matching lines @@
 #include "heap/Handle.h"
 #include "wtf/RefCounted.h"
 #include "wtf/RefPtr.h"
 #include "wtf/Vector.h"
 
 namespace WebCore {
 
 class MIDIAccess;
 
 class MIDIPort : public RefCountedWillBeRefCountedGarbageCollected<MIDIPort>, public ScriptWrappable, public EventTargetWithInlineData {
-    DECLARE_GC_INFO;
     DEFINE_EVENT_TARGET_REFCOUNTING(RefCountedWillBeRefCountedGarbageCollected<MIDIPort>);
 public:
     enum MIDIPortTypeCode {
         MIDIPortTypeInput,
         MIDIPortTypeOutput
     };
 
     virtual ~MIDIPort() { }
 
     String id() const { return m_id; }
@@ skipping 20 matching lines @@
     String m_manufacturer;
     String m_name;
     MIDIPortTypeCode m_type;
     String m_version;
     RawPtrWillBeMember<MIDIAccess> m_access;
 };
 
 } // namespace WebCore
 
 #endif // MIDIPort_h