Make WebPrivatePtr capable of wrapping garbage collected objects.

Source/web/WebSpeechRecognitionResult.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 16 matching lines @@
 #include "WebSpeechRecognitionResult.h"
 
 #include "heap/Handle.h"
 #include "modules/speech/SpeechRecognitionAlternative.h"
 #include "modules/speech/SpeechRecognitionResult.h"
 #include "wtf/PassRefPtr.h"
 #include "wtf/RawPtr.h"
 #include "wtf/RefPtr.h"
 #include "wtf/Vector.h"
 
-// FIXME: oilpan: If the WebCore-qualified Oilpan transition types
-// used below map to CPP #defines, move the type names they expand to
-// into the WebCore namespace. When Oilpan is always enabled, this
-// block can be removed.
-namespace WebCore {
-using WTF::RawPtr;
-using WTF::RefPtr;
-using WTF::Vector;
-};
-
 namespace blink {
 
 void WebSpeechRecognitionResult::assign(const WebSpeechRecognitionResult& other)
 {
     m_private = other.m_private;
 }
 
 void WebSpeechRecognitionResult::assign(const WebVector<WebString>& transcripts, const WebVector<float>& confidences, bool final)
 {
     ASSERT(transcripts.size() == confidences.size());
 
-    WebCore::WillBeHeapVector<WebCore::RefPtrWillBeMember<WebCore::SpeechRecognitionAlternative> > alternatives(transcripts.size());
+    WillBeHeapVector<RefPtrWillBeMember<WebCore::SpeechRecognitionAlternative> > alternatives(transcripts.size());
     for (size_t i = 0; i < transcripts.size(); ++i)
         alternatives[i] = WebCore::SpeechRecognitionAlternative::create(transcripts[i], confidences[i]);
 
     m_private = WebCore::SpeechRecognitionResult::create(alternatives, final);
 }
 
 void WebSpeechRecognitionResult::reset()
 {
     m_private.reset();
 }
 
-WebSpeechRecognitionResult::operator PassRefPtr<WebCore::SpeechRecognitionResult>() const
+WebSpeechRecognitionResult::operator PassRefPtrWillBeRawPtr<WebCore::SpeechRecognitionResult>() const
 {
     return m_private.get();
 }
 
 } // namespace blink