Update {virtual,override,final} to follow C++11 style in chrome/browser/chromeos/settings.

chrome/browser/chromeos/settings/device_settings_service_unittest.cc

 // 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.
 
 #include "chrome/browser/chromeos/settings/device_settings_service.h"
 
 #include "base/basictypes.h"
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/compiler_specific.h"
@@ skipping 45 matching lines @@
     is_owner_set_ = true;
   }
 
  protected:
   DeviceSettingsServiceTest()
       : operation_completed_(false),
         is_owner_(true),
         is_owner_set_(false),
         ownership_status_(DeviceSettingsService::OWNERSHIP_UNKNOWN) {}
 
-  virtual void SetUp() override {
+  void SetUp() override {
     device_policy_.payload().mutable_device_policy_refresh_rate()->
         set_device_policy_refresh_rate(120);
     DeviceSettingsTestBase::SetUp();
   }
 
   void CheckPolicy() {
     ASSERT_TRUE(device_settings_service_.policy_data());
     EXPECT_EQ(device_policy_.policy_data().SerializeAsString(),
               device_settings_service_.policy_data()->SerializeAsString());
     ASSERT_TRUE(device_settings_service_.device_settings());
@@ skipping 374 matching lines @@
   EXPECT_CALL(observer_, OwnershipStatusChanged()).Times(0);
   EXPECT_CALL(observer_, DeviceSettingsUpdated()).Times(1);
   device_settings_service_.PropertyChangeComplete(true);
   FlushDeviceSettings();
   Mock::VerifyAndClearExpectations(&observer_);
 
   device_settings_service_.RemoveObserver(&observer_);
 }
 
 }  // namespace chromeos