ActiveScriptWrappable: GC wrappers in detached ExecutionContexts.

third_party/WebKit/Source/modules/speech/SpeechRecognition.h

 /*
  * 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 28 matching lines @@
 
 namespace blink {
 
 class ExceptionState;
 class ExecutionContext;
 class MediaStreamTrack;
 class Page;
 class SpeechRecognitionController;
 class SpeechRecognitionError;
 
-class MODULES_EXPORT SpeechRecognition final : public EventTargetWithInlineData,
-                                               public ActiveScriptWrappable,
-                                               public SuspendableObject {
+class MODULES_EXPORT SpeechRecognition final
+    : public EventTargetWithInlineData,
+      public ActiveScriptWrappable<SpeechRecognition>,
+      public SuspendableObject {
   USING_GARBAGE_COLLECTED_MIXIN(SpeechRecognition);
   DEFINE_WRAPPERTYPEINFO();
 
  public:
   static SpeechRecognition* create(ExecutionContext*);
   ~SpeechRecognition() override;
 
   // SpeechRecognition.idl implemementation.
   // Attributes.
   SpeechGrammarList* grammars() { return m_grammars; }
@@ skipping 71 matching lines @@
 
   Member<SpeechRecognitionController> m_controller;
   bool m_started;
   bool m_stopping;
   HeapVector<Member<SpeechRecognitionResult>> m_finalResults;
 };
 
 }  // namespace blink
 
 #endif  // SpeechRecognition_h