[Offline Pages] Breaks out new TIMED_OUT Offliner status for RequestCoordinator watchdog timeout in…

components/offline_pages/background/request_coordinator.h

 // 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.
 
 #ifndef COMPONENTS_OFFLINE_PAGES_BACKGROUND_REQUEST_COORDINATOR_H_
 #define COMPONENTS_OFFLINE_PAGES_BACKGROUND_REQUEST_COORDINATOR_H_
 
 #include <memory>
 
 #include "base/callback.h"
@@ skipping 197 matching lines @@
   void ScheduleAsNeeded();
 
   // Callback from the request picker when it has chosen our next request.
   void RequestPicked(const SavePageRequest& request);
 
   // Callback from the request picker when no more requests are in the queue.
   // The parameter is a signal for what (if any) conditions to schedule future
   // processing for.
   void RequestNotPicked(bool non_user_requested_tasks_remaining);
 
+  void HandleWatchdogTimeout();
+
+  void StopProcessingWithStatus(Offliner::RequestStatus stop_status);
+
   // Cancels an in progress pre-rendering, and updates state appropriately.
-  void StopPrerendering();
+  void StopPrerendering(Offliner::RequestStatus stop_status);
 
   void SendRequestToOffliner(const SavePageRequest& request);
 
   // Called by the offliner when an offlining request is completed. (and by
   // tests).
   void OfflinerDoneCallback(const SavePageRequest& request,
                             Offliner::RequestStatus status);
 
   void TryNextRequest();
 
@@ skipping 77 matching lines @@
   base::TimeDelta offliner_timeout_;
   // Allows us to pass a weak pointer to callbacks.
   base::WeakPtrFactory<RequestCoordinator> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(RequestCoordinator);
 };
 
 }  // namespace offline_pages
 
 #endif  // COMPONENTS_OFFLINE_PAGES_BACKGROUND_REQUEST_COORDINATOR_H_