Remove FetchManager::m_isStopped

third_party/WebKit/Source/modules/fetch/GlobalFetch.cpp

 // Copyright 2014 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 "modules/fetch/GlobalFetch.h"
 
 #include "core/frame/LocalDOMWindow.h"
 #include "core/frame/UseCounter.h"
 #include "core/inspector/InspectorInstrumentation.h"
 #include "core/workers/WorkerGlobalScope.h"
@@ skipping 27 matching lines @@
 
   ScriptPromise fetch(ScriptState* scriptState,
                       const RequestInfo& input,
                       const Dictionary& init,
                       ExceptionState& exceptionState) override {
     if (!scriptState->contextIsValid()) {
       // TODO(yhirano): Should this be moved to bindings?
       exceptionState.throwTypeError("The global scope is shutting down.");
       return ScriptPromise();
     }
-    if (m_fetchManager->isStopped()) {

[haraken, 2016/12/07 06:05:29]

If this returns true, scriptState->contextIsValid() should have returned false
already at line 43.

-      exceptionState.throwTypeError("The global scope is shutting down.");
-      return ScriptPromise();
-    }
 
     // "Let |r| be the associated request of the result of invoking the
     // initial value of Request as constructor with |input| and |init| as
     // arguments. If this throws an exception, reject |p| with it."
     Request* r = Request::create(scriptState, input, init, exceptionState);
     if (exceptionState.hadException())
       return ScriptPromise();
 
     if (ExecutionContext* executionContext =
             m_fetchManager->getExecutionContext())
@@ skipping 50 matching lines @@
                                  const RequestInfo& input,
                                  const Dictionary& init,
                                  ExceptionState& exceptionState) {
   // Note that UseCounter doesn't work with SharedWorker or ServiceWorker.
   UseCounter::count(worker.getExecutionContext(), UseCounter::Fetch);
   return ScopedFetcher::from(worker)->fetch(scriptState, input, init,
                                             exceptionState);
 }
 
 }  // namespace blink