Standardize usage of virtual/override/final in components/

components/sync_driver/ui_data_type_controller_unittest.cc

Index: components/sync_driver/ui_data_type_controller_unittest.cc
diff --git a/components/sync_driver/ui_data_type_controller_unittest.cc b/components/sync_driver/ui_data_type_controller_unittest.cc
index 66db4afe6ee1016cb31da0460ed2b1fd3d960f86..23878a22efe9dad3e78a6662a9fd7a711c0e5b7d 100644
--- a/components/sync_driver/ui_data_type_controller_unittest.cc
+++ b/components/sync_driver/ui_data_type_controller_unittest.cc
@@ -50,12 +50,12 @@ class SyncUIDataTypeControllerTest : public testing::Test,
     PumpLoop();
   }
 
-  virtual base::WeakPtr<syncer::SyncableService> GetSyncableServiceForType(
+  base::WeakPtr<syncer::SyncableService> GetSyncableServiceForType(
       syncer::ModelType type) override {
     return syncable_service_.AsWeakPtr();
   }
 
-  virtual scoped_ptr<syncer::AttachmentService> CreateAttachmentService(
+  scoped_ptr<syncer::AttachmentService> CreateAttachmentService(
       const scoped_refptr<syncer::AttachmentStore>& attachment_store,
       const syncer::UserShare& user_share,
       syncer::AttachmentService::Delegate* delegate) override {