Cleanup: Deprecate DriveFileSyncService::kServiceName

chrome/browser/extensions/api/sync_file_system/extension_sync_event_observer.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_EXTENSIONS_API_SYNC_FILE_SYSTEM_EXTENSION_SYNC_EVENT_OBSERVER_H_
 #define CHROME_BROWSER_EXTENSIONS_API_SYNC_FILE_SYSTEM_EXTENSION_SYNC_EVENT_OBSERVER_H_
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "base/memory/scoped_ptr.h"
@@ skipping 11 matching lines @@
 
 // Observes changes in SyncFileSystem and relays events to JS Extension API.
 class ExtensionSyncEventObserver
     : public sync_file_system::SyncEventObserver,
       public BrowserContextKeyedService {
  public:
   explicit ExtensionSyncEventObserver(Profile* profile);
   virtual ~ExtensionSyncEventObserver();
 
   void InitializeForService(
-      sync_file_system::SyncFileSystemService* sync_service,
-      const std::string& service_name);
+      sync_file_system::SyncFileSystemService* sync_service);
 
   // BrowserContextKeyedService override.
   virtual void Shutdown() OVERRIDE;
 
   // sync_file_system::SyncEventObserver interface implementation.
   virtual void OnSyncStateUpdated(
       const GURL& app_origin,
       sync_file_system::SyncServiceState state,
       const std::string& description) OVERRIDE;
 
   virtual void OnFileSynced(
       const fileapi::FileSystemURL& url,
       sync_file_system::SyncFileStatus status,
       sync_file_system::SyncAction action,
       sync_file_system::SyncDirection direction) OVERRIDE;
 
  private:
   // Returns an empty string if the extension |app_origin| cannot be found
   // in the installed extension list.
   std::string GetExtensionId(const GURL& app_origin);
 
   Profile* profile_;
 
   // Not owned. If not null, then this is registered to SyncFileSystemService.
   sync_file_system::SyncFileSystemService* sync_service_;
-  std::string service_name_;
 
   void BroadcastOrDispatchEvent(const GURL& app_origin,
                                 const std::string& event_name,
                                 scoped_ptr<base::ListValue> value);
 
   DISALLOW_COPY_AND_ASSIGN(ExtensionSyncEventObserver);
 };
 
 }  // namespace extensions
 
 #endif  // CHROME_BROWSER_EXTENSIONS_API_SYNC_FILE_SYSTEM_EXTENSION_SYNC_EVENT_OBSERVER_H_