Limit timeout for foreign fetch events when triggered by another service worker.

content/browser/service_worker/service_worker_fetch_dispatcher.h

 // 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.
 
 #ifndef CONTENT_BROWSER_SERVICE_WORKER_SERVICE_WORKER_FETCH_DISPATCHER_H_
 #define CONTENT_BROWSER_SERVICE_WORKER_SERVICE_WORKER_FETCH_DISPATCHER_H_
 
 #include <memory>
 
 #include "base/callback.h"
 #include "base/macros.h"
 #include "base/memory/weak_ptr.h"
+#include "base/optional.h"
+#include "base/time/time.h"
 #include "content/browser/service_worker/service_worker_metrics.h"
 #include "content/common/content_export.h"
 #include "content/common/service_worker/service_worker_event_dispatcher.mojom.h"
 #include "content/common/service_worker/service_worker_status_code.h"
 #include "content/common/service_worker/service_worker_types.h"
 #include "content/common/url_loader.mojom.h"
 #include "content/common/url_loader_factory.mojom.h"
 #include "content/public/common/resource_type.h"
 #include "net/log/net_log_with_source.h"
 
@@ skipping 11 matching lines @@
   using FetchCallback =
       base::Callback<void(ServiceWorkerStatusCode,
                           ServiceWorkerFetchEventResult,
                           const ServiceWorkerResponse&,
                           const scoped_refptr<ServiceWorkerVersion>&)>;
 
   ServiceWorkerFetchDispatcher(
       std::unique_ptr<ServiceWorkerFetchRequest> request,
       ServiceWorkerVersion* version,
       ResourceType resource_type,
+      const base::Optional<base::TimeDelta>& timeout,
       const net::NetLogWithSource& net_log,
       const base::Closure& prepare_callback,
       const FetchCallback& fetch_callback);
   ~ServiceWorkerFetchDispatcher();
 
   // If appropriate, starts the navigation preload request and creates
   // |preload_handle_|.
   void MaybeStartNavigationPreload(net::URLRequest* original_request);
 
   // Dispatches a fetch event to the |version| given in ctor, and fires
@@ skipping 20 matching lines @@
                 const ServiceWorkerResponse& response);
 
   ServiceWorkerMetrics::EventType GetEventType() const;
 
   scoped_refptr<ServiceWorkerVersion> version_;
   net::NetLogWithSource net_log_;
   base::Closure prepare_callback_;
   FetchCallback fetch_callback_;
   std::unique_ptr<ServiceWorkerFetchRequest> request_;
   ResourceType resource_type_;
+  base::Optional<base::TimeDelta> timeout_;
   bool did_complete_;
   mojom::URLLoaderFactoryPtr url_loader_factory_;
   std::unique_ptr<mojom::URLLoader> url_loader_;
   std::unique_ptr<mojom::URLLoaderClient> url_loader_client_;
   mojom::FetchEventPreloadHandlePtr preload_handle_;
 
   base::WeakPtrFactory<ServiceWorkerFetchDispatcher> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(ServiceWorkerFetchDispatcher);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_SERVICE_WORKER_SERVICE_WORKER_FETCH_DISPATCHER_H_