Split OptionsPage into Page and PageManager

chrome/browser/resources/options/font_settings.js

 // 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.
 
 cr.define('options', function() {
 
   var OptionsPage = options.OptionsPage;
+  var Page = cr.ui.pageManager.Page;
+  var PageManager = cr.ui.pageManager.PageManager;
 
   /**
    * FontSettings class
    * Encapsulated handling of the 'Fonts and Encoding' page.
    * @class
    */
   function FontSettings() {
-    OptionsPage.call(this,
-                     'fonts',
-                     loadTimeData.getString('fontSettingsPageTabTitle'),
-                     'font-settings');
+    Page.call(this,
+              'fonts',
+              loadTimeData.getString('fontSettingsPageTabTitle'),
+              'font-settings');
   }
 
   cr.addSingletonGetter(FontSettings);
 
   FontSettings.prototype = {
-    __proto__: OptionsPage.prototype,
+    __proto__: Page.prototype,
 
     /**
      * Initialize the page.
      */
     initializePage: function() {
-      OptionsPage.prototype.initializePage.call(this);
+      Page.prototype.initializePage.call(this);
 
       var standardFontRange = $('standard-font-size');
       standardFontRange.valueMap = [9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 20,
           22, 24, 26, 28, 30, 32, 34, 36, 40, 44, 48, 56, 64, 72];
       standardFontRange.addEventListener(
           'change', this.standardRangeChanged_.bind(this, standardFontRange));
       standardFontRange.addEventListener(
           'input', this.standardRangeChanged_.bind(this, standardFontRange));
       standardFontRange.customChangeHandler =
           this.standardFontSizeChanged_.bind(standardFontRange);
@@ skipping 11 matching lines @@
       var placeholder = loadTimeData.getString('fontSettingsPlaceholder');
       var elements = [$('standard-font-family'), $('serif-font-family'),
                       $('sans-serif-font-family'), $('fixed-font-family'),
                       $('font-encoding')];
       elements.forEach(function(el) {
         el.appendChild(new Option(placeholder));
         el.setDisabled('noFontsAvailable', true);
       });
 
       $('font-settings-confirm').onclick = function() {
-        OptionsPage.closeOverlay();
+        PageManager.closeOverlay();
       };
 
       $('advanced-font-settings-options').onclick = function() {
         chrome.send('openAdvancedFontSettingsOptions');
       };
     },
 
     /**
      * Called by the options page when this page has been shown.
      */
@@ skipping 177 matching lines @@
     $('advanced-font-settings-install').hidden = available;
     $('advanced-font-settings-options').hidden = !available;
   };
 
   // Export
   return {
     FontSettings: FontSettings
   };
 });