Worker: Introduce per-global-scope task scheduler

third_party/WebKit/Source/core/loader/ThreadableLoaderTest.cpp

 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "core/loader/ThreadableLoader.h"
 
 #include <memory>
+#include "core/dom/TaskRunnerHelper.h"
 #include "core/loader/DocumentThreadableLoader.h"
 #include "core/loader/ThreadableLoaderClient.h"
 #include "core/loader/ThreadableLoadingContext.h"
 #include "core/loader/WorkerThreadableLoader.h"
 #include "core/testing/DummyPageHolder.h"
 #include "core/workers/WorkerLoaderProxy.h"
 #include "core/workers/WorkerReportingProxy.h"
 #include "core/workers/WorkerThreadTestHelper.h"
 #include "platform/WaitableEvent.h"
 #include "platform/geometry/IntSize.h"
@@ skipping 305 matching lines @@
     DCHECK(m_workerThread);
     DCHECK(m_workerThread->isCurrentThread());
     m_parentFrameTaskRunners->get(TaskType::Networking)
         ->postTask(BLINK_FROM_HERE, std::move(task));
   }
 
   void postTaskToWorkerGlobalScope(
       const WebTraceLocation& location,
       std::unique_ptr<WTF::CrossThreadClosure> task) override {
     DCHECK(m_workerThread);
-    m_workerThread->postTask(location, std::move(task));
+    TaskRunnerHelper::get(TaskType::Networking, m_workerThread.get())
+        ->postTask(location, std::move(task));
   }
 
   ThreadableLoadingContext* getThreadableLoadingContext() override {
     return m_loadingContext.get();
   }
 
   RefPtr<SecurityOrigin> m_securityOrigin;
   std::unique_ptr<WorkerReportingProxy> m_reportingProxy;
   std::unique_ptr<WorkerThreadForTest> m_workerThread;
 
@@ skipping 535 matching lines @@
   // test is not saying that didFailAccessControlCheck should be dispatched
   // synchronously, but is saying that even when a response is served
   // synchronously it should not lead to a crash.
   startLoader(KURL(KURL(), "about:blank"));
   callCheckpoint(2);
 }
 
 }  // namespace
 
 }  // namespace blink