Oilpan: move platform speech objects to the heap.

Source/modules/speech/testing/PlatformSpeechSynthesizerMock.h

 /*
  * Copyright (C) 2013 Apple Computer, 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
  *    documentation and/or other materials provided with the distribution.
  *
  * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
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 #ifndef PlatformSpeechSynthesizerMock_h
 #define PlatformSpeechSynthesizerMock_h
 
 #include "platform/Timer.h"
+#include "platform/heap/Handle.h"
 #include "platform/speech/PlatformSpeechSynthesizer.h"
-#include "wtf/PassOwnPtr.h"
 
 namespace WebCore {
 
 class PlatformSpeechSynthesizerMock FINAL : public PlatformSpeechSynthesizer {
 public:
-    static PassOwnPtr<PlatformSpeechSynthesizerMock> create(PlatformSpeechSynthesizerClient*);
+    static PlatformSpeechSynthesizerMock* create(PlatformSpeechSynthesizerClient*);
 
     virtual ~PlatformSpeechSynthesizerMock();
-    virtual void speak(PassRefPtr<PlatformSpeechSynthesisUtterance>) OVERRIDE;
+    virtual void speak(PlatformSpeechSynthesisUtterance*) OVERRIDE;
     virtual void pause() OVERRIDE;
     virtual void resume() OVERRIDE;
     virtual void cancel() OVERRIDE;
 
+    virtual void trace(Visitor*) OVERRIDE;
+
 private:
     explicit PlatformSpeechSynthesizerMock(PlatformSpeechSynthesizerClient*);
     virtual void initializeVoiceList() OVERRIDE;
     void speakingFinished(Timer<PlatformSpeechSynthesizerMock>*);
     void speakingErrorOccurred(Timer<PlatformSpeechSynthesizerMock>*);
 
     Timer<PlatformSpeechSynthesizerMock> m_speakingFinishedTimer;
     Timer<PlatformSpeechSynthesizerMock> m_speakingErrorOccurredTimer;
-    RefPtr<PlatformSpeechSynthesisUtterance> m_utterance;
+    Member<PlatformSpeechSynthesisUtterance> m_utterance;
 };
 
 } // namespace WebCore
 
 #endif // PlatformSpeechSynthesizer_h