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

chrome/browser/ui/webui/chromeos/set_time_ui.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 "chrome/browser/ui/webui/chromeos/set_time_ui.h"
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/build_time.h"
 #include "base/values.h"
@@ skipping 18 matching lines @@
 class SetTimeMessageHandler : public content::WebUIMessageHandler,
                               public chromeos::SystemClockClient::Observer,
                               public system::TimezoneSettings::Observer {
  public:
   SetTimeMessageHandler() {
     system::TimezoneSettings::GetInstance()->AddObserver(this);
     chromeos::DBusThreadManager::Get()->GetSystemClockClient()->AddObserver(
         this);
   }
 
-  virtual ~SetTimeMessageHandler() {
+  ~SetTimeMessageHandler() override {
     system::TimezoneSettings::GetInstance()->RemoveObserver(this);
     chromeos::DBusThreadManager::Get()->GetSystemClockClient()->RemoveObserver(
         this);
   }
 
   // WebUIMessageHandler:
-  virtual void RegisterMessages() override {
+  void RegisterMessages() override {
     web_ui()->RegisterMessageCallback(
         "setTimeInSeconds",
         base::Bind(&SetTimeMessageHandler::OnSetTime, base::Unretained(this)));
     web_ui()->RegisterMessageCallback(
         "setTimezone",
         base::Bind(&SetTimeMessageHandler::OnSetTimezone,
                    base::Unretained(this)));
   }
 
  private:
   // system::SystemClockClient::Observer:
-  virtual void SystemClockUpdated() override {
+  void SystemClockUpdated() override {
     web_ui()->CallJavascriptFunction("settime.TimeSetter.updateTime");
   }
 
   // system::TimezoneSettings::Observer:
-  virtual void TimezoneChanged(const icu::TimeZone& timezone) override {
+  void TimezoneChanged(const icu::TimeZone& timezone) override {
     base::StringValue timezone_id(
         system::TimezoneSettings::GetTimezoneID(timezone));
     web_ui()->CallJavascriptFunction("settime.TimeSetter.setTimezone",
                                      timezone_id);
   }
 
   // Handler for Javascript call to set the system clock when the user sets a
   // new time. Expects the time as the number of seconds since the Unix
   // epoch, treated as a double.
   void OnSetTime(const base::ListValue* args) {
@@ skipping 58 matching lines @@
   source->AddResourcePath("set_time.js", IDR_SET_TIME_JS);
   source->SetDefaultResource(IDR_SET_TIME_HTML);
 
   content::WebUIDataSource::Add(Profile::FromWebUI(web_ui), source);
 }
 
 SetTimeUI::~SetTimeUI() {
 }
 
 }  // namespace chromeos