Remove unused language options code, which has been superseded by DOMUI.

chrome/browser/chromeos/options/language_hangul_config_view.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_CHROMEOS_OPTIONS_LANGUAGE_HANGUL_CONFIG_VIEW_H_
-#define CHROME_BROWSER_CHROMEOS_OPTIONS_LANGUAGE_HANGUL_CONFIG_VIEW_H_
-#pragma once
-
-#include <string>
-
-#include "base/scoped_ptr.h"
-#include "chrome/browser/chromeos/cros/input_method_library.h"
-#include "chrome/browser/prefs/pref_member.h"
-#include "chrome/browser/ui/views/options/options_page_view.h"
-#include "views/controls/combobox/combobox.h"
-#include "views/controls/label.h"
-#include "views/window/dialog_delegate.h"
-
-namespace chromeos {
-
-class HangulKeyboardComboboxModel;
-
-// A dialog box for showing Korean input method preferences.
-class LanguageHangulConfigView : public views::Combobox::Listener,
-                                 public views::DialogDelegate,
-                                 public OptionsPageView {
- public:
-  explicit LanguageHangulConfigView(Profile* profile);
-  virtual ~LanguageHangulConfigView();
-
-  // views::Combobox::Listener overrides.
-  virtual void ItemChanged(views::Combobox* sender,
-                           int prev_index,
-                           int new_index);
-
-  // views::DialogDelegate overrides.
-  virtual bool IsModal() const { return true; }
-  virtual views::View* GetContentsView() { return this; }
-  virtual int GetDialogButtons() const;
-  virtual std::wstring GetDialogButtonLabel(
-      MessageBoxFlags::DialogButton button) const;
-  virtual std::wstring GetWindowTitle() const;
-
-  // views::View overrides.
-  virtual void Layout();
-  virtual gfx::Size GetPreferredSize();
-
-  // OptionsPageView overrides.
-  virtual void InitControlLayout();
-
-  // NotificationObserver overrides.
-  virtual void Observe(NotificationType type,
-                       const NotificationSource& source,
-                       const NotificationDetails& details);
-
- private:
-  // Updates the hangul keyboard combobox.
-  void NotifyPrefChanged();
-
-  StringPrefMember keyboard_pref_;
-  views::View* contents_;
-
-  // A combobox for Hangul keyboard layouts and its model.
-  views::Combobox* hangul_keyboard_combobox_;
-  scoped_ptr<HangulKeyboardComboboxModel> hangul_keyboard_combobox_model_;
-
-  DISALLOW_COPY_AND_ASSIGN(LanguageHangulConfigView);
-};
-
-}  // namespace chromeos
-
-#endif  // CHROME_BROWSER_CHROMEOS_OPTIONS_LANGUAGE_HANGUL_CONFIG_VIEW_H_