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diff --git a/chromium/chrome/browser/ui/webui/options/language_options_handler.h b/chromium/chrome/browser/ui/webui/options/language_options_handler.h
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+++ b/chromium/chrome/browser/ui/webui/options/language_options_handler.h
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+// Copyright (c) 2012 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_LANGUAGE_OPTIONS_HANDLER_H_
+#define CHROME_BROWSER_UI_WEBUI_OPTIONS_LANGUAGE_OPTIONS_HANDLER_H_
+
+#include <memory>
+
+#include "base/macros.h"
+#include "chrome/browser/ui/webui/options/language_options_handler_common.h"
+
+namespace base {
+class ListValue;
+}
+
+namespace options {
+
+// Language options UI page handler for non-Chrome OS platforms.  For Chrome OS,
+// see chromeos::CrosLanguageOptionsHandler.
+class LanguageOptionsHandler : public LanguageOptionsHandlerCommon {
+ public:
+  LanguageOptionsHandler();
+  ~LanguageOptionsHandler() override;
+
+  // OptionsPageUIHandler implementation.
+  void GetLocalizedValues(base::DictionaryValue* localized_strings) override;
+
+  // WebUIMessageHandler implementation.
+  void RegisterMessages() override;
+
+  // The following static method is public for ease of testing.
+
+  // Gets the list of languages from the given input descriptors.
+  // The return value will look like:
+  // [{'code': 'fi', 'displayName': 'Finnish', 'nativeDisplayName': 'suomi'},
+  //  ...]
+  static std::unique_ptr<base::ListValue> GetLanguageList();
+
+ private:
+  // LanguageOptionsHandlerCommon implementation.
+  void SetApplicationLocale(const std::string& language_code) override;
+
+  // Called when the restart button is clicked.
+  void RestartCallback(const base::ListValue* args);
+
+  DISALLOW_COPY_AND_ASSIGN(LanguageOptionsHandler);
+};
+
+}  // namespace options
+
+#endif  // CHROME_BROWSER_UI_WEBUI_OPTIONS_LANGUAGE_OPTIONS_HANDLER_H_