Add language_prefs namespace to language_preferences.h.

chrome/browser/chromeos/dom_ui/language_options_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_DOM_UI_LANGUAGE_OPTIONS_UTIL_H_
 #define CHROME_BROWSER_CHROMEOS_DOM_UI_LANGUAGE_OPTIONS_UTIL_H_
 #pragma once
 
 #include <string>
 
@@ skipping 44 matching lines @@
   return Value::CreateIntegerValue(in_value);
 }
 
 }  // namespace
 
 namespace chromeos {
 
 // Creates a multiple choice list from the given preference.
 template <typename T>
 ListValue* CreateMultipleChoiceList(
-    const LanguageMultipleChoicePreference<T>& preference) {
+    const language_prefs::LanguageMultipleChoicePreference<T>& preference) {
   int list_length = 0;
   for (size_t i = 0;
-       i < LanguageMultipleChoicePreference<T>::kMaxItems;
+       i < language_prefs::LanguageMultipleChoicePreference<T>::kMaxItems;
        ++i) {
     if (preference.values_and_ids[i].item_message_id == 0)
       break;
     ++list_length;
   }
   DCHECK_GT(list_length, 0);
 
   ListValue* list_value = new ListValue();
   for (int i = 0; i < list_length; ++i) {
     ListValue* option = new ListValue();
     option->Append(CreateValue(
         preference.values_and_ids[i].ibus_config_value));
     option->Append(Value::CreateStringValue(l10n_util::GetStringUTF16(
         preference.values_and_ids[i].item_message_id)));
     list_value->Append(option);
   }
   return list_value;
 }
 
 }  // namespace chromeos
 
 #endif  // CHROME_BROWSER_CHROMEOS_DOM_UI_LANGUAGE_OPTIONS_UTIL_H_