Migrate WTF::Deque::append() to ::push_back()

third_party/WebKit/Source/modules/speech/testing/PlatformSpeechSynthesizerMock.cpp

 /*
  * 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
@@ skipping 77 matching lines @@
       true));
 }
 
 void PlatformSpeechSynthesizerMock::speak(
     PlatformSpeechSynthesisUtterance* utterance) {
   if (!m_currentUtterance) {
     m_currentUtterance = utterance;
     speakNow();
     return;
   }
-  m_queuedUtterances.append(utterance);
+  m_queuedUtterances.push_back(utterance);
 }
 
 void PlatformSpeechSynthesizerMock::speakNow() {
   ASSERT(m_currentUtterance);
   client()->didStartSpeaking(m_currentUtterance);
 
   // Fire a fake word and then sentence boundary event.
   client()->boundaryEventOccurred(m_currentUtterance, SpeechWordBoundary, 0);
   client()->boundaryEventOccurred(m_currentUtterance, SpeechSentenceBoundary,
                                   m_currentUtterance->text().length());
@@ skipping 28 matching lines @@
   client()->didResumeSpeaking(m_currentUtterance);
 }
 
 DEFINE_TRACE(PlatformSpeechSynthesizerMock) {
   visitor->trace(m_currentUtterance);
   visitor->trace(m_queuedUtterances);
   PlatformSpeechSynthesizer::trace(visitor);
 }
 
 }  // namespace blink