Move PlatformSpeechSynthesisVoice off the heap.

third_party/WebKit/Source/platform/exported/WebSpeechSynthesizerClientImpl.cpp

 /*
  * 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
@@ skipping 23 matching lines @@
     , m_client(client)
 {
 }
 
 WebSpeechSynthesizerClientImpl::~WebSpeechSynthesizerClientImpl()
 {
 }
 
 void WebSpeechSynthesizerClientImpl::setVoiceList(const WebVector<WebSpeechSynthesisVoice>& voices)
 {
-    HeapVector<Member<PlatformSpeechSynthesisVoice>> outVoices;
+    Vector<RefPtr<PlatformSpeechSynthesisVoice>> outVoices;
     for (size_t i = 0; i < voices.size(); i++)
         outVoices.append(voices[i]);
     m_synthesizer->setVoiceList(outVoices);
     m_client->voicesDidChange();
 }
 
 void WebSpeechSynthesizerClientImpl::didStartSpeaking(const WebSpeechSynthesisUtterance& utterance)
 {
     m_client->didStartSpeaking(utterance);
 }
@@ skipping 28 matching lines @@
     m_client->boundaryEventOccurred(utterance, SpeechSentenceBoundary, charIndex);
 }
 
 DEFINE_TRACE(WebSpeechSynthesizerClientImpl)
 {
     visitor->trace(m_synthesizer);
     visitor->trace(m_client);
 }
 
 } // namespace blink