Standardize usage of virtual/override/final in chrome/browser/

chrome/browser/themes/theme_syncable_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_THEMES_THEME_SYNCABLE_SERVICE_H_
 #define CHROME_BROWSER_THEMES_THEME_SYNCABLE_SERVICE_H_
 
 #include "base/gtest_prod_util.h"
 #include "base/threading/thread_checker.h"
 #include "sync/api/sync_change.h"
 #include "sync/api/sync_data.h"
 #include "sync/api/sync_error_factory.h"
 #include "sync/api/sync_error.h"
 #include "sync/api/syncable_service.h"
 
 class Profile;
 class ThemeService;
 class ThemeSyncableServiceTest;
 
 namespace sync_pb {
 class ThemeSpecifics;
 }
 
 class ThemeSyncableService : public syncer::SyncableService {
  public:
   ThemeSyncableService(Profile* profile,  // Same profile used by theme_service.
                        ThemeService* theme_service);
-  virtual ~ThemeSyncableService();
+  ~ThemeSyncableService() override;
 
   static syncer::ModelType model_type() { return syncer::THEMES; }
 
   // Called by ThemeService when user changes theme.
   void OnThemeChange();
 
   // syncer::SyncableService implementation.
-  virtual syncer::SyncMergeResult MergeDataAndStartSyncing(
+  syncer::SyncMergeResult MergeDataAndStartSyncing(
       syncer::ModelType type,
       const syncer::SyncDataList& initial_sync_data,
       scoped_ptr<syncer::SyncChangeProcessor> sync_processor,
       scoped_ptr<syncer::SyncErrorFactory> error_handler) override;
-  virtual void StopSyncing(syncer::ModelType type) override;
-  virtual syncer::SyncDataList GetAllSyncData(
-      syncer::ModelType type) const override;
-  virtual syncer::SyncError ProcessSyncChanges(
+  void StopSyncing(syncer::ModelType type) override;
+  syncer::SyncDataList GetAllSyncData(syncer::ModelType type) const override;
+  syncer::SyncError ProcessSyncChanges(
       const tracked_objects::Location& from_here,
       const syncer::SyncChangeList& change_list) override;
 
   // Client tag and tile of theme node in sync.
   static const char kCurrentThemeClientTag[];
   static const char kCurrentThemeNodeTitle[];
 
  private:
   static bool AreThemeSpecificsEqual(
       const sync_pb::ThemeSpecifics& a,
@@ skipping 30 matching lines @@
   bool use_system_theme_by_default_;
 
   base::ThreadChecker thread_checker_;
 
   FRIEND_TEST_ALL_PREFIXES(ThemeSyncableServiceTest, AreThemeSpecificsEqual);
 
   DISALLOW_COPY_AND_ASSIGN(ThemeSyncableService);
 };
 
 #endif  // CHROME_BROWSER_THEMES_THEME_SYNCABLE_SERVICE_H_