(WIP) Worker: Merge ParentFrameTaskRunners into TaskRunnerHelper

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

 /*
  * Copyright (C) 2008 Apple Inc. All Rights Reserved.
  * Copyright (C) 2009, 2011 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:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
@@ skipping 332 matching lines @@
 }
 
 void WorkerGlobalScope::exceptionThrown(ErrorEvent* event) {
   int nextId = ++m_lastPendingErrorEventId;
   m_pendingErrorEvents.set(nextId, event);
   thread()->workerReportingProxy().reportException(
       event->messageForConsole(), event->location()->clone(), nextId);
 }
 
 void WorkerGlobalScope::removeURLFromMemoryCache(const KURL& url) {
-  m_thread->getParentFrameTaskRunners()
-      ->get(TaskType::Networking)
+  FrameTaskRunnerHelper::get(TaskType::Networking, this)
       ->postTask(BLINK_FROM_HERE,
                  crossThreadBind(&removeURLFromMemoryCacheInternal, url));
 }
 
 KURL WorkerGlobalScope::virtualCompleteURL(const String& url) const {
   return completeURL(url);
 }
 
 DEFINE_TRACE(WorkerGlobalScope) {
   visitor->trace(m_location);
   visitor->trace(m_navigator);
   visitor->trace(m_scriptController);
   visitor->trace(m_eventQueue);
   visitor->trace(m_timers);
   visitor->trace(m_eventListeners);
   visitor->trace(m_pendingErrorEvents);
   ExecutionContext::trace(visitor);
   EventTargetWithInlineData::trace(visitor);
   SecurityContext::trace(visitor);
   Supplementable<WorkerGlobalScope>::trace(visitor);
 }
 
 }  // namespace blink