Split OptionsPage into Page and PageManager

chrome/browser/resources/options/settings_dialog.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.
 
 /**
  * @fileoverview Base class for dialogs that require saving preferences on
  *     confirm and resetting preference inputs on cancel.
  */
 
 cr.define('options', function() {
-  /** @const */ var OptionsPage = options.OptionsPage;
+  /** @const */ var Page = cr.ui.pageManager.Page;
+  /** @const */ var PageManager = cr.ui.pageManager.PageManager;
 
   /**
    * Base class for settings dialogs.
    * @constructor
-   * @param {string} name See OptionsPage constructor.
-   * @param {string} title See OptionsPage constructor.
-   * @param {string} pageDivName See OptionsPage constructor.
+   * @param {string} name See Page constructor.
+   * @param {string} title See Page constructor.
+   * @param {string} pageDivName See Page constructor.
    * @param {HTMLInputElement} okButton The confirmation button element.
    * @param {HTMLInputElement} cancelButton The cancellation button element.
-   * @extends {OptionsPage}
+   * @extends {Page}
    */
   function SettingsDialog(name, title, pageDivName, okButton, cancelButton) {
-    OptionsPage.call(this, name, title, pageDivName);
+    Page.call(this, name, title, pageDivName);
     this.okButton = okButton;
     this.cancelButton = cancelButton;
   }
 
   SettingsDialog.prototype = {
-    __proto__: OptionsPage.prototype,
+    __proto__: Page.prototype,
 
     /** @override */
     initializePage: function() {
       this.okButton.onclick = this.handleConfirm.bind(this);
       this.cancelButton.onclick = this.handleCancel.bind(this);
     },
 
     /**
      * Handles the confirm button by saving the dialog preferences.
      */
     handleConfirm: function() {
-      OptionsPage.closeOverlay();
+      PageManager.closeOverlay();
 
       var prefs = Preferences.getInstance();
       var els = this.pageDiv.querySelectorAll('[dialog-pref]');
       for (var i = 0; i < els.length; i++) {
         if (els[i].pref)
           prefs.commitPref(els[i].pref, els[i].metric);
       }
     },
 
     /**
      * Handles the cancel button by closing the overlay.
      */
     handleCancel: function() {
-      OptionsPage.closeOverlay();
+      PageManager.closeOverlay();
 
       var prefs = Preferences.getInstance();
       var els = this.pageDiv.querySelectorAll('[dialog-pref]');
       for (var i = 0; i < els.length; i++) {
         if (els[i].pref)
           prefs.rollbackPref(els[i].pref);
       }
     },
   };
 
   return {
     SettingsDialog: SettingsDialog
   };
 });