SyncFS: store disabled origins in DriveMetadataStore

chrome/browser/sync_file_system/sync_file_system_service.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_SYNC_FILE_SYSTEM_SYNC_FILE_SYSTEM_SERVICE_H_
 #define CHROME_BROWSER_SYNC_FILE_SYSTEM_SYNC_FILE_SYSTEM_SERVICE_H_
 
 #include <set>
 #include <string>
 
@@ skipping 103 matching lines @@
   virtual void OnRemoteChangeQueueUpdated(int64 pending_changes) OVERRIDE;
   virtual void OnRemoteServiceStateUpdated(
       RemoteServiceState state,
       const std::string& description) OVERRIDE;
 
   // content::NotificationObserver implementation.
   virtual void Observe(int type,
                        const content::NotificationSource& source,
                        const content::NotificationDetails& details) OVERRIDE;
 
+  void HandleExtensionUnloaded(int type,
+                               const content::NotificationDetails& details);
+  void HandleExtensionLoaded(const content::NotificationDetails& details);
+  void HandleExtensionEnabled(int type,
+                              const content::NotificationDetails& details);
+
   // ProfileSyncServiceObserver:
   virtual void OnStateChanged() OVERRIDE;
 
   // SyncFileStatusObserver:
   virtual void OnFileStatusChanged(
       const fileapi::FileSystemURL& url,
       SyncFileStatus sync_status,
       SyncAction action_taken,
       SyncDirection direction) OVERRIDE;
 
@@ skipping 24 matching lines @@
   bool sync_enabled_;
 
   ObserverList<SyncEventObserver> observers_;
 
   DISALLOW_COPY_AND_ASSIGN(SyncFileSystemService);
 };
 
 }  // namespace sync_file_system
 
 #endif  // CHROME_BROWSER_SYNC_FILE_SYSTEM_SYNC_FILE_SYSTEM_SERVICE_H_