Remove unused language options code, which has been superseded by DOMUI.

chrome/browser/chromeos/options/language_config_util.h

-// Copyright (c) 2010 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_CONFIG_UTIL_H_
-#define CHROME_BROWSER_CHROMEOS_OPTIONS_LANGUAGE_CONFIG_UTIL_H_
-#pragma once
-
-#include "base/string16.h"
-#include "chrome/browser/chromeos/language_preferences.h"
-#include "ui/base/models/combobox_model.h"
-#include "views/controls/combobox/combobox.h"
-
-namespace chromeos {
-
-// The combobox model for Language input method prefs.
-template <typename DataType>
-class LanguageComboboxModel : public ui::ComboboxModel {
- public:
-  explicit LanguageComboboxModel(
-      const language_prefs::LanguageMultipleChoicePreference<DataType>*
-      pref_data)
-          : pref_data_(pref_data), num_items_(0) {
-    // Check how many items are defined in the |pref_data->values_and_ids|
-    // array.
-    for (size_t i = 0;
-         i < language_prefs::LanguageMultipleChoicePreference<DataType>::
-             kMaxItems; ++i) {
-      if ((pref_data_->values_and_ids)[i].item_message_id == 0) {
-        break;
-      }
-      ++num_items_;
-    }
-  }
-
-  // Implements ui::ComboboxModel interface.
-  virtual int GetItemCount() {
-    return num_items_;
-  }
-
-  // Implements ui::ComboboxModel interface.
-  virtual string16 GetItemAt(int index) {
-    if (index < 0 || index >= num_items_) {
-      LOG(ERROR) << "Index is out of bounds: " << index;
-      return string16();
-    }
-    const int message_id = (pref_data_->values_and_ids)[index].item_message_id;
-    return l10n_util::GetStringUTF16(message_id);
-  }
-
-  // Gets a label for the combobox like "Input mode". This function is NOT part
-  // of the ComboboxModel interface.
-  std::wstring GetLabel() const {
-    return UTF16ToWide(l10n_util::GetStringUTF16(pref_data_->label_message_id));
-  }
-
-  // Gets a config value for the ibus configuration daemon (e.g. "KUTEN_TOUTEN",
-  // "KUTEN_PERIOD", ..) for an item at zero-origin |index|. This function is
-  // NOT part of the ComboboxModel interface.
-  DataType GetConfigValueAt(int index) const {
-    if (index < 0 || index >= num_items_) {
-      LOG(ERROR) << "Index is out of bounds: " << index;
-      return (pref_data_->values_and_ids)[0].ibus_config_value;
-    }
-    return (pref_data_->values_and_ids)[index].ibus_config_value;
-  }
-
-  int num_items() {
-    return num_items_;
-  }
-
- private:
-  const language_prefs::LanguageMultipleChoicePreference<DataType>* pref_data_;
-  int num_items_;
-
-  DISALLOW_COPY_AND_ASSIGN(LanguageComboboxModel);
-};
-
-// The combobox for the dialog which has minimum width.
-class LanguageCombobox : public views::Combobox {
- public:
-  explicit LanguageCombobox(ui::ComboboxModel* model) : Combobox(model) {
-  }
-
-  virtual gfx::Size GetPreferredSize() {
-    gfx::Size size = Combobox::GetPreferredSize();
-    if (size.width() < kMinComboboxWidth) {
-      size.set_width(kMinComboboxWidth);
-    }
-    return size;
-  }
-
- private:
-  static const int kMinComboboxWidth = 250;
-
-  DISALLOW_COPY_AND_ASSIGN(LanguageCombobox);
-};
-
-}  // namespace chromeos
-
-#endif  // CHROME_BROWSER_CHROMEOS_OPTIONS_LANGUAGE_CONFIG_UTIL_H_