Add DefaultNetworkChanged signal for ConnectivityStateHelper observers

chrome/browser/chromeos/extensions/file_manager/file_manager_event_router.h

 // Copyright (c) 2012 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_CHROMEOS_EXTENSIONS_FILE_MANAGER_FILE_MANAGER_EVENT_ROUTER_H_
 #define CHROME_BROWSER_CHROMEOS_EXTENSIONS_FILE_MANAGER_FILE_MANAGER_EVENT_ROUTER_H_
 
 #include <map>
 #include <string>
 
@@ skipping 75 matching lines @@
       chromeos::MountError error_code,
       const chromeos::disks::DiskMountManager::MountPointInfo& mount_info)
       OVERRIDE;
   virtual void OnFormatEvent(
       chromeos::disks::DiskMountManager::FormatEvent event,
       chromeos::FormatError error_code,
       const std::string& device_path) OVERRIDE;
 
   // chromeos::ConnectivityStateHelperObserver override.
   virtual void NetworkManagerChanged() OVERRIDE;
+  virtual void DefaultNetworkChanged() OVERRIDE;
 
   // drive::JobListObserver overrides.
   virtual void OnJobAdded(const drive::JobInfo& job_info) OVERRIDE;
   virtual void OnJobUpdated(const drive::JobInfo& job_info) OVERRIDE;
   virtual void OnJobDone(const drive::JobInfo& job_info,
                          drive::FileError error) OVERRIDE;
 
   // drive::DriveServiceObserver overrides.
   virtual void OnRefreshTokenInvalid() OVERRIDE;
 
@@ skipping 116 matching lines @@
   scoped_ptr<SuspendStateDelegate> suspend_state_delegate_;
   Profile* profile_;
 
   // Note: This should remain the last member so it'll be destroyed and
   // invalidate the weak pointers before any other members are destroyed.
   base::WeakPtrFactory<FileManagerEventRouter> weak_factory_;
   DISALLOW_COPY_AND_ASSIGN(FileManagerEventRouter);
 };
 
 #endif  // CHROME_BROWSER_CHROMEOS_EXTENSIONS_FILE_MANAGER_FILE_MANAGER_EVENT_ROUTER_H_