Introduce WorkerBackingThread

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

 /*
  * Copyright (C) 2009 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
@@ skipping 13 matching lines @@
  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #include "core/workers/DedicatedWorkerThread.h"
 
 #include "core/workers/DedicatedWorkerGlobalScope.h"
+#include "core/workers/WorkerBackingThread.h"
 #include "core/workers/WorkerObjectProxy.h"
 #include "core/workers/WorkerThreadStartupData.h"
 
 namespace blink {
 
 PassOwnPtr<DedicatedWorkerThread> DedicatedWorkerThread::create(PassRefPtr<WorkerLoaderProxy> workerLoaderProxy, WorkerObjectProxy& workerObjectProxy, double timeOrigin)
 {
     return adoptPtr(new DedicatedWorkerThread(workerLoaderProxy, workerObjectProxy, timeOrigin));
 }
 
 DedicatedWorkerThread::DedicatedWorkerThread(PassRefPtr<WorkerLoaderProxy> workerLoaderProxy, WorkerObjectProxy& workerObjectProxy, double timeOrigin)
     : WorkerThread(workerLoaderProxy, workerObjectProxy)
+    , m_workerBackingThread(WorkerBackingThread::create("DedicatedWorker Thread"))
     , m_workerObjectProxy(workerObjectProxy)
     , m_timeOrigin(timeOrigin)
 {
 }
 
 DedicatedWorkerThread::~DedicatedWorkerThread()
 {
 }
 
 WorkerGlobalScope* DedicatedWorkerThread::createWorkerGlobalScope(PassOwnPtr<WorkerThreadStartupData> startupData)
 {
     return DedicatedWorkerGlobalScope::create(this, startupData, m_timeOrigin);
 }
 
-WebThreadSupportingGC& DedicatedWorkerThread::backingThread()
-{
-    if (!m_thread)
-        m_thread = WebThreadSupportingGC::create("DedicatedWorker Thread");
-    return *m_thread.get();
-}
-
 void DedicatedWorkerThread::postInitialize()
 {
     // Notify the parent object of our current active state before the event
     // loop starts processing tasks.
     m_workerObjectProxy.reportPendingActivity(false);
 }
 
 } // namespace blink