Remove unused language options code, which has been superseded by DOMUI.

chrome/browser/chromeos/options/language_chewing_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_CHEWING_CONFIG_VIEW_H_
-#define CHROME_BROWSER_CHROMEOS_OPTIONS_LANGUAGE_CHEWING_CONFIG_VIEW_H_
-#pragma once
-
-#include <string>
-
-#include "chrome/browser/chromeos/cros/input_method_library.h"
-#include "chrome/browser/chromeos/language_preferences.h"
-#include "chrome/browser/prefs/pref_member.h"
-#include "chrome/browser/ui/views/options/options_page_view.h"
-#include "views/controls/button/checkbox.h"
-#include "views/controls/combobox/combobox.h"
-#include "views/controls/label.h"
-#include "views/controls/slider/slider.h"
-#include "views/window/dialog_delegate.h"
-
-namespace chromeos {
-
-class LanguageCombobox;
-template <typename DataType>
-class LanguageComboboxModel;
-
-// A dialog box for showing Traditional Chinese (Chewing) input method
-// preferences.
-class LanguageChewingConfigView : public views::ButtonListener,
-                                  public views::Combobox::Listener,
-                                  public views::DialogDelegate,
-                                  public views::SliderListener,
-                                  public OptionsPageView {
- public:
-  explicit LanguageChewingConfigView(Profile* profile);
-  virtual ~LanguageChewingConfigView();
-
-  // views::ButtonListener overrides.
-  virtual void ButtonPressed(views::Button* sender, const views::Event& event);
-
-  // views::Combobox::Listener overrides.
-  virtual void ItemChanged(views::Combobox* sender,
-                           int prev_index,
-                           int new_index);
-
-  // views::SliderListener overrides.
-  virtual void SliderValueChanged(views::Slider* sender);
-
-  // 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 chewing checkboxes.
-  void NotifyPrefChanged();
-
-  BooleanPrefMember chewing_boolean_prefs_[
-      language_prefs::kNumChewingBooleanPrefs];
-  IntegerPrefMember chewing_integer_prefs_[
-      language_prefs::kNumChewingIntegerPrefs];
-  views::View* contents_;
-
-  // Checkboxes for Chewing.
-  views::Checkbox* chewing_boolean_checkboxes_[
-      language_prefs::kNumChewingBooleanPrefs];
-
-  views::Slider* chewing_integer_sliders_[
-      language_prefs::kNumChewingIntegerPrefs];
-
-  struct ChewingPrefAndAssociatedCombobox {
-    StringPrefMember multiple_choice_pref;
-    LanguageComboboxModel<const char*>* combobox_model;
-    LanguageCombobox* combobox;
-  } prefs_and_comboboxes_[language_prefs::kNumChewingMultipleChoicePrefs];
-
-  struct HsuSelKeyTypePrefAndAssociatedCombobox {
-    IntegerPrefMember multiple_choice_pref;
-    LanguageComboboxModel<int>* combobox_model;
-    LanguageCombobox* combobox;
-  } hsu_sel_key_type_;
-
-  DISALLOW_COPY_AND_ASSIGN(LanguageChewingConfigView);
-};
-
-}  // namespace chromeos
-
-#endif  // CHROME_BROWSER_CHROMEOS_OPTIONS_LANGUAGE_CHEWING_CONFIG_VIEW_H_