ActiveScriptWrappable: GC wrappers in detached ExecutionContexts.

third_party/WebKit/Source/modules/speech/SpeechRecognition.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 144 matching lines @@
   m_controller = nullptr;
   if (hasPendingActivity())
     abort();
 }
 
 bool SpeechRecognition::hasPendingActivity() const {
   return m_started;
 }
 
 SpeechRecognition::SpeechRecognition(Page* page, ExecutionContext* context)
-    : ActiveScriptWrappable(this),
+    : ActiveScriptWrappable<SpeechRecognition>(this),
       SuspendableObject(context),
       m_grammars(SpeechGrammarList::create()),  // FIXME: The spec is not clear
                                                 // on the default value for the
                                                 // grammars attribute.
       m_audioTrack(nullptr),
       m_continuous(false),
       m_interimResults(false),
       m_maxAlternatives(1),
       m_controller(SpeechRecognitionController::from(page)),
       m_started(false),
       m_stopping(false) {
   // FIXME: Need to hook up with Page to get notified when the visibility
   // changes.
 }
 
 SpeechRecognition::~SpeechRecognition() {}
 
 DEFINE_TRACE(SpeechRecognition) {
   visitor->trace(m_grammars);
   visitor->trace(m_audioTrack);
   visitor->trace(m_controller);
   visitor->trace(m_finalResults);
   EventTargetWithInlineData::trace(visitor);
   SuspendableObject::trace(visitor);
 }
 
 }  // namespace blink