get rid of old options pages

chrome/browser/ui/webui/options/chromeos/language_mozc_handler.h

-// Copyright (c) 2011 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_UI_WEBUI_OPTIONS_CHROMEOS_LANGUAGE_MOZC_HANDLER_H_
-#define CHROME_BROWSER_UI_WEBUI_OPTIONS_CHROMEOS_LANGUAGE_MOZC_HANDLER_H_
-#pragma once
-
-#include "base/compiler_specific.h"
-#include "chrome/browser/ui/webui/options/options_ui.h"
-
-namespace base {
-class DictionaryValue;
-}
-
-namespace chromeos {
-
-// Mozc options page UI handler.
-class LanguageMozcHandler : public OptionsPageUIHandler {
- public:
-  LanguageMozcHandler();
-  virtual ~LanguageMozcHandler();
-
-  // OptionsPageUIHandler implementation.
-  virtual void GetLocalizedValues(
-      base::DictionaryValue* localized_strings) OVERRIDE;
-
- private:
-  DISALLOW_COPY_AND_ASSIGN(LanguageMozcHandler);
-};
-
-}  // namespace chromeos
-
-#endif  // CHROME_BROWSER_UI_WEBUI_OPTIONS_CHROMEOS_LANGUAGE_MOZC_HANDLER_H_