chromeos: Remove old status-area related code.

chrome/browser/chromeos/status/clock_menu_button.h

-// 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.
-
-#ifndef CHROME_BROWSER_CHROMEOS_STATUS_CLOCK_MENU_BUTTON_H_
-#define CHROME_BROWSER_CHROMEOS_STATUS_CLOCK_MENU_BUTTON_H_
-#pragma once
-
-#include "base/compiler_specific.h"
-#include "base/memory/scoped_ptr.h"
-#include "base/timer.h"
-#include "chrome/browser/chromeos/status/status_area_button.h"
-#include "chrome/browser/prefs/pref_change_registrar.h"
-#include "chrome/browser/prefs/pref_member.h"
-#include "content/public/browser/notification_observer.h"
-#include "content/public/browser/notification_types.h"
-#include "ui/views/controls/button/menu_button.h"
-#include "ui/views/controls/button/menu_button_listener.h"
-#include "ui/views/controls/menu/menu_delegate.h"
-#include "unicode/calendar.h"
-
-namespace views {
-class MenuRunner;
-}
-
-// The clock menu button in the status area.
-// This button shows the current time.
-class ClockMenuButton : public StatusAreaButton,
-                        public views::MenuDelegate,
-                        public views::MenuButtonListener,
-                        public content::NotificationObserver {
- public:
-  explicit ClockMenuButton(StatusAreaButton::Delegate* delegate);
-  virtual ~ClockMenuButton();
-
-  // content::NotificationObserver implementation.
-  virtual void Observe(int type,
-                       const content::NotificationSource& source,
-                       const content::NotificationDetails& details) OVERRIDE;
-
-  // views::MenuDelegate implementation
-  virtual string16 GetLabel(int id) const OVERRIDE;
-  virtual bool IsCommandEnabled(int id) const OVERRIDE;
-  virtual void ExecuteCommand(int id) OVERRIDE;
-
-  // Initialize PrefChangeRegistrar with the current default profile.
-  void UpdateProfile();
-
-  // Updates the time on the menu button.
-  void UpdateText();
-
- protected:
-  // StatusAreaButton implementation
-  virtual void SetMenuActive(bool active) OVERRIDE;
-  virtual int horizontal_padding() OVERRIDE;
-
-  // views::View implementation
-  virtual void OnLocaleChanged() OVERRIDE;
-
-  // views::MenuButtonListener implementation.
-  virtual void OnMenuButtonClicked(views::View* source,
-                                   const gfx::Point& point) OVERRIDE;
-
- private:
-  // Sets default use 24hour clock mode.
-  void SetUse24HourClock(bool use_24hour_clock);
-
-  // Create menu and return menu runner.
-  views::MenuRunner* CreateMenu();
-
-  // Updates text and schedules the timer to fire at the next minute interval.
-  void UpdateTextAndSetNextTimer();
-
-  base::OneShotTimer<ClockMenuButton> timer_;
-  PrefService* pref_service_;
-  scoped_ptr<PrefChangeRegistrar> registrar_;
-
-  // Cached value for use_24hour_clock.
-  bool use_24hour_clock_;
-
-  DISALLOW_COPY_AND_ASSIGN(ClockMenuButton);
-};
-
-#endif  // CHROME_BROWSER_CHROMEOS_STATUS_CLOCK_MENU_BUTTON_H_