[WIP]Add WebPrivateHeapPtr and use it for speech platform layer.

Source/modules/speech/SpeechRecognitionResult.cpp

 /*
  * Copyright (C) 2012 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
@@ skipping 17 matching lines @@
 #include "modules/speech/SpeechRecognitionResult.h"
 
 namespace WebCore {
 
 DEFINE_GC_INFO(SpeechRecognitionResult);
 
 SpeechRecognitionResult::~SpeechRecognitionResult()
 {
 }
 
-PassRefPtr<SpeechRecognitionResult> SpeechRecognitionResult::create(const WillBeHeapVector<RefPtrWillBeMember<SpeechRecognitionAlternative> >& alternatives, bool final)
+PassRefPtrWillBeRawPtr<SpeechRecognitionResult> SpeechRecognitionResult::create(const WillBeHeapVector<RefPtrWillBeMember<SpeechRecognitionAlternative> >& alternatives, bool final)
 {
-    return adoptRef(new SpeechRecognitionResult(alternatives, final));
+    return adoptRefWillBeNoop(new SpeechRecognitionResult(alternatives, final));
 }
 
 SpeechRecognitionAlternative* SpeechRecognitionResult::item(unsigned long index)
 {
     if (index >= m_alternatives.size())
         return 0;
 
     return m_alternatives[index].get();
 }
 
 SpeechRecognitionResult::SpeechRecognitionResult(const WillBeHeapVector<RefPtrWillBeMember<SpeechRecognitionAlternative> >& alternatives, bool final)
     : m_final(final)
     , m_alternatives(alternatives)
 {
     ScriptWrappable::init(this);
 }
 
 void SpeechRecognitionResult::trace(Visitor* visitor)
 {
     visitor->trace(m_alternatives);
 }
 
 } // namespace WebCore