Move code for old, deprecated Options UI to only ChromeOS

chrome/browser/ui/webui/options/font_settings_utils.h

-// 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_FONT_SETTINGS_UTILS_H_
-#define CHROME_BROWSER_UI_WEBUI_OPTIONS_FONT_SETTINGS_UTILS_H_
-
-#include <string>
-
-#include "base/macros.h"
-
-class PrefService;
-
-namespace options {
-
-// Chrome advanced options utility methods.
-class FontSettingsUtilities {
- public:
-  static void ValidateSavedFonts(PrefService* prefs);
-
-  // When |font_name_or_list| starts with ",", it is a list of font names
-  // separated by "," and this function returns the first available font name.
-  // Otherwise returns |font_name_or_list| as is.
-  // Unlike gfx::FontList, this function picks one font, and character-level
-  // fallback is handled in CSS.
-  static std::string ResolveFontList(const std::string& font_name_or_list);
-
-  // Returns the localized name of a font so that settings can find it within
-  // the list of system fonts. On Windows, the list of system fonts has names
-  // only for the system locale, but the pref value may be in the English name.
-  // For example, "MS Gothic" becomes "ＭＳ ゴシック" on localized Windows.
-  static std::string MaybeGetLocalizedFontName(
-      const std::string& font_name_or_list);
-
- private:
-  DISALLOW_IMPLICIT_CONSTRUCTORS(FontSettingsUtilities);
-};
-
-}  // namespace options
-
-#endif  // CHROME_BROWSER_UI_WEBUI_OPTIONS_FONT_SETTINGS_UTILS_H_