[v8 gc] Introduce a base class for all objects that can have pending activity

third_party/WebKit/Source/core/workers/SharedWorker.cpp

 /*
  * Copyright (C) 2009 Google Inc. All rights reserved.
  * Copyright (C) 2010 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:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
@@ skipping 31 matching lines @@
 #include "core/loader/FrameLoader.h"
 #include "core/loader/FrameLoaderClient.h"
 #include "core/workers/SharedWorkerRepositoryClient.h"
 #include "platform/weborigin/KURL.h"
 #include "platform/weborigin/SecurityOrigin.h"
 
 namespace blink {
 
 inline SharedWorker::SharedWorker(ExecutionContext* context)
     : AbstractWorker(context)
+    , ActiveScriptWrappable(this)
     , m_isBeingConnected(false)
 {
 }
 
 SharedWorker* SharedWorker::create(ExecutionContext* context, const String& url, const String& name, ExceptionState& exceptionState)
 {
     ASSERT(isMainThread());
     ASSERT_WITH_SECURITY_IMPLICATION(context->isDocument());
 
     UseCounter::count(context, UseCounter::SharedWorkerStart);
@@ skipping 39 matching lines @@
 }
 
 DEFINE_TRACE(SharedWorker)
 {
     visitor->trace(m_port);
     HeapSupplementable<SharedWorker>::trace(visitor);
     AbstractWorker::trace(visitor);
 }
 
 } // namespace blink