Oilpan: move platform speech objects to the heap.

Source/platform/exported/WebSpeechSynthesizerClientImpl.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 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 THE COPYRIGHT HOLDERS ``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 THE COPYRIGHT OWNER OR
  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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  * 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 WebSpeechSynthesizerClientImpl_h
 #define WebSpeechSynthesizerClientImpl_h
 
+#include "platform/heap/Handle.h"
 #include "platform/speech/PlatformSpeechSynthesizer.h"
 #include "public/platform/WebSpeechSynthesisUtterance.h"
 #include "public/platform/WebSpeechSynthesisVoice.h"
 #include "public/platform/WebSpeechSynthesizerClient.h"
-#include "wtf/HashMap.h"
-#include "wtf/Vector.h"
 
 namespace WebCore {
 
 class PlatformSpeechSynthesizer;
 class PlatformSpeechSynthesizerClient;
 
-class WebSpeechSynthesizerClientImpl : public blink::WebSpeechSynthesizerClient {
+class WebSpeechSynthesizerClientImpl FINAL : public GarbageCollectedFinalized<WebSpeechSynthesizerClientImpl>, public blink::WebSpeechSynthesizerClient {
 public:
-    explicit WebSpeechSynthesizerClientImpl(PlatformSpeechSynthesizer*, PlatformSpeechSynthesizerClient*);
+    WebSpeechSynthesizerClientImpl(PlatformSpeechSynthesizer*, PlatformSpeechSynthesizerClient*);
     virtual ~WebSpeechSynthesizerClientImpl();
 
     virtual void setVoiceList(const blink::WebVector<blink::WebSpeechSynthesisVoice>& voices);
     virtual void didStartSpeaking(const blink::WebSpeechSynthesisUtterance&);
     virtual void didFinishSpeaking(const blink::WebSpeechSynthesisUtterance&);
     virtual void didPauseSpeaking(const blink::WebSpeechSynthesisUtterance&);
     virtual void didResumeSpeaking(const blink::WebSpeechSynthesisUtterance&);
     virtual void speakingErrorOccurred(const blink::WebSpeechSynthesisUtterance&);
     virtual void wordBoundaryEventOccurred(const blink::WebSpeechSynthesisUtterance&, unsigned charIndex);
     virtual void sentenceBoundaryEventOccurred(const blink::WebSpeechSynthesisUtterance&, unsigned charIndex);
 
+    void trace(Visitor*);
+
 private:
-    PlatformSpeechSynthesizer* m_synthesizer;
-    PlatformSpeechSynthesizerClient* m_client;
+    Member<PlatformSpeechSynthesizer> m_synthesizer;
+    Member<PlatformSpeechSynthesizerClient> m_client;
 };
 
 } // namespace WebCore
 
 #endif // WebSpeechSynthesizerClientImpl_h