Oilpan: Remove GC_INFO_{DEFINE,DECLARE} macros

Source/modules/encryptedmedia/MediaKeySession.cpp

 /*
  * Copyright (C) 2013 Apple 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 20 matching lines @@
 #include "core/dom/ExceptionCode.h"
 #include "core/events/GenericEventQueue.h"
 #include "core/html/MediaKeyError.h"
 #include "modules/encryptedmedia/MediaKeyMessageEvent.h"
 #include "modules/encryptedmedia/MediaKeys.h"
 #include "platform/Logging.h"
 #include "platform/drm/ContentDecryptionModule.h"
 
 namespace WebCore {
 
-DEFINE_GC_INFO(MediaKeySession);
-
 PassOwnPtr<MediaKeySession::PendingAction> MediaKeySession::PendingAction::CreatePendingUpdate(PassRefPtr<Uint8Array> data)
 {
     return adoptPtr(new PendingAction(Update, data));
 }
 
 PassOwnPtr<MediaKeySession::PendingAction> MediaKeySession::PendingAction::CreatePendingRelease()
 {
     return adoptPtr(new PendingAction(Release, PassRefPtr<Uint8Array>()));
 }
 
@@ skipping 211 matching lines @@
     m_session.clear();
     m_isClosed = true;
 
     if (m_actionTimer.isActive())
         m_actionTimer.stop();
     m_pendingActions.clear();
     m_asyncEventQueue->close();
 }
 
 }