Standardize usage of virtual/override/final specifiers.

components/sync_driver/ui_data_type_controller_unittest.cc

 // Copyright 2014 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.
 
 #include "components/sync_driver/ui_data_type_controller.h"
 
 #include "base/bind.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/message_loop/message_loop.h"
 #include "base/tracked_objects.h"
@@ skipping 15 matching lines @@
 // test the basic functionality of all UIDataTypeControllers. We'll need to have
 // intelligent default values for the methods queried in the dependent services
 // (e.g. those queried in StartModels).
 class SyncUIDataTypeControllerTest : public testing::Test,
                                      public SyncApiComponentFactory {
  public:
   SyncUIDataTypeControllerTest()
       : type_(syncer::PREFERENCES),
         change_processor_(NULL) {}
 
-  virtual void SetUp() {
+  void SetUp() override {
     preference_dtc_ =
         new UIDataTypeController(
             base::MessageLoopProxy::current(),
             base::Closure(),
             type_,
             this);
     SetStartExpectations();
   }
 
-  virtual void TearDown() {
+  void TearDown() override {
     // Must be done before we pump the loop.
     syncable_service_.StopSyncing(type_);
     preference_dtc_ = NULL;
     PumpLoop();
   }
 
   base::WeakPtr<syncer::SyncableService> GetSyncableServiceForType(
       syncer::ModelType type) override {
     return syncable_service_.AsWeakPtr();
   }
@@ skipping 134 matching lines @@
   EXPECT_CALL(model_load_callback_, Run(_, _));
   syncer::SyncError error(FROM_HERE,
                           syncer::SyncError::DATATYPE_ERROR,
                           "error",
                           syncer::PREFERENCES);
   preference_dtc_->OnSingleDataTypeUnrecoverableError(error);
 }
 
 }  // namespace
 }  // namespace sync_driver