bindings: Retires ScriptWrappable::init, etc.

Source/modules/speech/SpeechSynthesisVoice.cpp

 /*
  * Copyright (C) 2013 Apple 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 18 matching lines @@
 namespace blink {
 
 SpeechSynthesisVoice* SpeechSynthesisVoice::create(PlatformSpeechSynthesisVoice* voice)
 {
     return new SpeechSynthesisVoice(voice);
 }
 
 SpeechSynthesisVoice::SpeechSynthesisVoice(PlatformSpeechSynthesisVoice* voice)
     : m_platformVoice(voice)
 {
-    ScriptWrappable::init(this);
 }
 
 void SpeechSynthesisVoice::trace(Visitor* visitor)
 {
     visitor->trace(m_platformVoice);
 }
 
 } // namespace blink