Oilpan: move platform speech objects to the heap.

Source/platform/speech/PlatformSpeechSynthesisVoice.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
  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #ifndef PlatformSpeechSynthesisVoice_h
 #define PlatformSpeechSynthesisVoice_h
 
 #include "platform/PlatformExport.h"
-#include "wtf/PassRefPtr.h"
-#include "wtf/RefCounted.h"
+#include "platform/heap/Handle.h"
 #include "wtf/text/WTFString.h"
 
 namespace WebCore {
 
-class PLATFORM_EXPORT PlatformSpeechSynthesisVoice : public RefCounted<PlatformSpeechSynthesisVoice> {
+class PLATFORM_EXPORT PlatformSpeechSynthesisVoice FINAL : public GarbageCollectedFinalized<PlatformSpeechSynthesisVoice> {
 public:
-    static PassRefPtr<PlatformSpeechSynthesisVoice> create(const String& voiceURI, const String& name, const String& lang, bool localService, bool isDefault);
-    static PassRefPtr<PlatformSpeechSynthesisVoice> create();
+    static PlatformSpeechSynthesisVoice* create(const String& voiceURI, const String& name, const String& lang, bool localService, bool isDefault);
+    static PlatformSpeechSynthesisVoice* create();
 
     const String& voiceURI() const { return m_voiceURI; }
     void setVoiceURI(const String& voiceURI) { m_voiceURI = voiceURI; }
 
     const String& name() const { return m_name; }
     void setName(const String& name) { m_name = name; }
 
     const String& lang() const { return m_lang; }
     void setLang(const String& lang) { m_lang = lang; }
 
     bool localService() const { return m_localService; }
     void setLocalService(bool localService) { m_localService = localService; }
 
     bool isDefault() const { return m_default; }
     void setIsDefault(bool isDefault) { m_default = isDefault; }
 
+    void trace(Visitor*) { }
+
 private:
     PlatformSpeechSynthesisVoice(const String& voiceURI, const String& name, const String& lang, bool localService, bool isDefault);
     PlatformSpeechSynthesisVoice();
 
     String m_voiceURI;
     String m_name;
     String m_lang;
     bool m_localService;
     bool m_default;
 };
 
 } // namespace WebCore
 
 #endif // PlatformSpeechSynthesisVoice_h