Aborts all pending fetch event callbacks in ServiceWorkerContextClient::willDestroyWorkerContext.

content/renderer/service_worker/service_worker_context_client.cc

 // Copyright 2015 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 "content/renderer/service_worker/service_worker_context_client.h"
 
 #include <memory>
 #include <utility>
 
 #include "base/lazy_instance.h"
@@ skipping 454 matching lines @@
   // (while we're still on the worker thread).
   proxy_ = NULL;
 
   // Aborts the all pending sync event callbacks.
   for (WorkerContextData::SyncEventCallbacksMap::iterator it(
            &context_->sync_event_callbacks);
        !it.IsAtEnd(); it.Advance()) {
     it.GetCurrentValue()->Run(blink::mojom::ServiceWorkerEventStatus::ABORTED,
                               base::Time::Now());
   }
+  // Aborts the all pending fetch event callbacks.
+  for (WorkerContextData::FetchEventCallbacksMap::iterator it(
+           &context_->fetch_event_callbacks);
+       !it.IsAtEnd(); it.Advance()) {
+    it.GetCurrentValue()->Run(SERVICE_WORKER_ERROR_ABORT, base::Time::Now());
+  }
 
   // We have to clear callbacks now, as they need to be freed on the
   // same thread.
   context_.reset();
 
   // This also lets the message filter stop dispatching messages to
   // this client.
   g_worker_client_tls.Pointer()->Set(NULL);
 
   GetContentClient()->renderer()->WillDestroyServiceWorkerContextOnWorkerThread(
@@ skipping 627 matching lines @@
 }
 
 base::WeakPtr<ServiceWorkerContextClient>
 ServiceWorkerContextClient::GetWeakPtr() {
   DCHECK(worker_task_runner_->RunsTasksOnCurrentThread());
   DCHECK(context_);
   return context_->weak_factory.GetWeakPtr();
 }
 
 }  // namespace content