Only re-enable remote service if the task used the network.

chrome/browser/sync_file_system/sync_task_manager.h

 // Copyright 2013 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 CHROME_BROWSER_SYNC_FILE_SYSTEM_SYNC_TASK_MANAGER_H_
 #define CHROME_BROWSER_SYNC_FILE_SYSTEM_SYNC_TASK_MANAGER_H_
 
 #include <queue>
 #include <vector>
 
@@ skipping 26 matching lines @@
 
   class Client {
    public:
     virtual ~Client() {}
 
     // Called when the manager is idle.
     virtual void MaybeScheduleNextTask() = 0;
 
     // Called when the manager is notified a task is done.
     virtual void NotifyLastOperationStatus(
-        SyncStatusCode last_operation_status) = 0;
+        SyncStatusCode last_operation_status,
+        bool last_operation_used_network) = 0;
   };
 
   explicit SyncTaskManager(base::WeakPtr<Client> client);
   virtual ~SyncTaskManager();
 
   // This needs to be called to start task scheduling.
   // If |status| is not SYNC_STATUS_OK calling this may change the
   // service status. This should not be called more than once.
   void Initialize(SyncStatusCode status);
 
@@ skipping 59 matching lines @@
   // until it finished. And the task must return the instance through
   // NotifyTaskDone when the task finished.
   scoped_ptr<TaskToken> token_;
 
   DISALLOW_COPY_AND_ASSIGN(SyncTaskManager);
 };
 
 }  // namespace sync_file_system
 
 #endif  // CHROME_BROWSER_SYNC_FILE_SYSTEM_SYNC_TASK_MANAGER_H_