[Offline Pages] Define separate watchdog timeout for concurrent bg loads

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 <set>
 
@@ skipping 93 matching lines @@
 
   // Resume a list of previously paused requests, making them available.
   void ResumeRequests(const std::vector<int64_t>& request_ids);
 
   // Get all save page request items in the callback.
   void GetAllRequests(const GetRequestsCallback& callback);
 
   // Starts processing of one or more queued save page later requests.
   // Returns whether processing was started and that caller should expect
   // a callback. If processing was already active, returns false.
-  bool StartProcessing(const DeviceConditions& device_conditions,
+  bool StartProcessing(bool is_background_scheduled,
+                       const DeviceConditions& device_conditions,
                        const base::Callback<void(bool)>& callback);
 
   // Stops the current request processing if active. This is a way for
   // caller to abort processing; otherwise, processing will complete on
   // its own. In either case, the callback will be called when processing
   // is stopped or complete.
   void StopProcessing(Offliner::RequestStatus stop_status);
 
   // Used to denote that the foreground thread is ready for the offliner
   // to start work on a previously entered, but unavailable request.
@@ skipping 238 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_