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

chrome/browser/chromeos/login/oobe_localization_browsertest.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 "base/message_loop/message_loop.h"
 #include "base/prefs/pref_service.h"
 #include "base/strings/stringprintf.h"
 #include "base/task_runner.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/chrome_notification_types.h"
@@ skipping 34 matching lines @@
 class LanguageListWaiter : public NetworkScreen::Observer {
  public:
   explicit LanguageListWaiter(base::RunLoop& loop)
       : network_screen_(
             NetworkScreen::Get(WizardController::default_controller())),
         loop_(loop) {
     network_screen_->AddObserver(this);
     CheckLanguageList();
   }
 
-  virtual ~LanguageListWaiter() { network_screen_->RemoveObserver(this); }
+  ~LanguageListWaiter() override { network_screen_->RemoveObserver(this); }
 
   // NetworkScreen::Observer implementation:
-  virtual void OnLanguageListReloaded() override { CheckLanguageList(); }
+  void OnLanguageListReloaded() override { CheckLanguageList(); }
 
  private:
   void CheckLanguageList() {
     if (network_screen_->GetLanguageList())
       loop_.Quit();
   }
 
   NetworkScreen* network_screen_;
   base::RunLoop& loop_;
 };
@@ skipping 313 matching lines @@
   RunLocalizationTest();
 }
 
 INSTANTIATE_TEST_CASE_P(
     StructSequence,
     OobeLocalizationTest,
     testing::Range(&oobe_localization_test_parameters[0],
                    &oobe_localization_test_parameters[arraysize(
                        oobe_localization_test_parameters)]));
 }  // namespace chromeos