Introduce WorkerBackingThread

third_party/WebKit/Source/modules/serviceworkers/ServiceWorkerThread.cpp

 /*
  * Copyright (C) 2013 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 12 matching lines @@
  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  * 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 "modules/serviceworkers/ServiceWorkerThread.h"
 
+#include "core/workers/WorkerBackingThread.h"
 #include "core/workers/WorkerThreadStartupData.h"
 #include "modules/serviceworkers/ServiceWorkerGlobalScope.h"
 
 namespace blink {
 
 PassOwnPtr<ServiceWorkerThread> ServiceWorkerThread::create(PassRefPtr<WorkerLoaderProxy> workerLoaderProxy, WorkerReportingProxy& workerReportingProxy)
 {
     return adoptPtr(new ServiceWorkerThread(workerLoaderProxy, workerReportingProxy));
 }
 
 ServiceWorkerThread::ServiceWorkerThread(PassRefPtr<WorkerLoaderProxy> workerLoaderProxy, WorkerReportingProxy& workerReportingProxy)
     : WorkerThread(workerLoaderProxy, workerReportingProxy)
+    , m_workerBackingThread(WorkerBackingThread::create("ServiceWorker Thread"))
 {
 }
 
 ServiceWorkerThread::~ServiceWorkerThread()
 {
 }
 
 WorkerGlobalScope* ServiceWorkerThread::createWorkerGlobalScope(PassOwnPtr<WorkerThreadStartupData> startupData)
 {
     return ServiceWorkerGlobalScope::create(this, startupData);
 }
 
-WebThreadSupportingGC& ServiceWorkerThread::backingThread()
-{
-    if (!m_thread)
-        m_thread = WebThreadSupportingGC::create("ServiceWorker Thread");
-    return *m_thread.get();
-}
-
 } // namespace blink