Use ParentFrameTaskRunners in WorkerLoaderProxyProvider::postTaskToLoader impls

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 "core/dom/ExecutionContextTask.h"
 #include "core/fetch/MemoryCache.h"
 #include "core/fetch/ResourceLoaderOptions.h"
 #include "core/loader/DocumentThreadableLoader.h"
@@ skipping 222 matching lines @@
         createCrossThreadTask(
             &WorkerThreadableLoaderTestHelper::workerCallCheckpoint,
             crossThreadUnretained(this),
             crossThreadUnretained(completionEvent.get()), n));
     completionEvent->wait();
   }
 
   void onSetUp() override {
     m_mockWorkerReportingProxy = WTF::makeUnique<MockWorkerReportingProxy>();
     m_securityOrigin = document().getSecurityOrigin();
+    m_parentFrameTaskRunners =
+        ParentFrameTaskRunners::create(&m_dummyPageHolder->frame());
     m_workerThread = WTF::wrapUnique(new WorkerThreadForTest(
         this, *m_mockWorkerReportingProxy, m_threadHeapMode));
 
     expectWorkerLifetimeReportingCalls();
     m_workerThread->startWithSourceCode(m_securityOrigin.get(),
                                         "//fake source code");
     m_workerThread->waitForInit();
   }
 
   void onServeRequests() override { testing::runPendingTasks(); }
@@ skipping 69 matching lines @@
     DCHECK(m_workerThread->isCurrentThread());
     m_checkpoint.Call(n);
     event->signal();
   }
 
   // WorkerLoaderProxyProvider methods.
   void postTaskToLoader(const WebTraceLocation& location,
                         std::unique_ptr<ExecutionContextTask> task) override {
     DCHECK(m_workerThread);
     DCHECK(m_workerThread->isCurrentThread());
-    document().postTask(location, std::move(task));
+    m_parentFrameTaskRunners->get(TaskType::Networking)
+        ->postTask(
+            BLINK_FROM_HERE,
+            crossThreadBind(&ExecutionContextTask::performTaskIfContextIsValid,
+                            WTF::passed(std::move(task)),
+                            wrapCrossThreadWeakPersistent(&document())));
   }
 
   void postTaskToWorkerGlobalScope(
       const WebTraceLocation& location,
       std::unique_ptr<ExecutionContextTask> task) override {
     DCHECK(m_workerThread);
     m_workerThread->postTask(location, std::move(task));
   }
 
   RefPtr<SecurityOrigin> m_securityOrigin;
   std::unique_ptr<MockWorkerReportingProxy> m_mockWorkerReportingProxy;
   std::unique_ptr<WorkerThreadForTest> m_workerThread;
 
   std::unique_ptr<DummyPageHolder> m_dummyPageHolder;
+  Persistent<ParentFrameTaskRunners> m_parentFrameTaskRunners;
   Checkpoint m_checkpoint;
   // |m_loader| must be touched only from the worker thread only.
   CrossThreadPersistent<ThreadableLoader> m_loader;
   const BlinkGC::ThreadHeapMode m_threadHeapMode;
 };
 
 class ThreadableLoaderTest
     : public ::testing::TestWithParam<ThreadableLoaderToTest> {
  public:
   ThreadableLoaderTest() {
@@ skipping 530 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