Split OptionsPage into Page and PageManager

chrome/browser/resources/options/certificate_backup_overlay.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() {
-  /** @const */ var OptionsPage = options.OptionsPage;
+  /** @const */ var Page = cr.ui.pageManager.Page;
+  /** @const */ var PageManager = cr.ui.pageManager.PageManager;
 
   /**
    * CertificateBackupOverlay class
    * Encapsulated handling of the 'enter backup password' overlay page.
    * @class
    */
   function CertificateBackupOverlay() {
-    OptionsPage.call(this, 'certificateBackupOverlay',
-                     '',
-                     'certificateBackupOverlay');
+    Page.call(this, 'certificateBackupOverlay', '', 'certificateBackupOverlay');
   }
 
   cr.addSingletonGetter(CertificateBackupOverlay);
 
   CertificateBackupOverlay.prototype = {
-    __proto__: OptionsPage.prototype,
+    __proto__: Page.prototype,
 
     /**
      * Initializes the page.
      */
     initializePage: function() {
-      OptionsPage.prototype.initializePage.call(this);
+      Page.prototype.initializePage.call(this);
 
       var self = this;
       $('certificateBackupCancelButton').onclick = function(event) {
         self.cancelBackup_();
       };
       $('certificateBackupOkButton').onclick = function(event) {
         self.finishBackup_();
       };
       var onBackupPasswordInput = function(event) {
         self.comparePasswords_();
       };
       $('certificateBackupPassword').oninput = onBackupPasswordInput;
       $('certificateBackupPassword2').oninput = onBackupPasswordInput;
 
       self.clearInputFields_();
     },
 
     /**
      * Clears any uncommitted input, and dismisses the overlay.
      * @private
      */
     dismissOverlay_: function() {
       this.clearInputFields_();
-      OptionsPage.closeOverlay();
+      PageManager.closeOverlay();
     },
 
     /**
      * Attempt the Backup operation.
      * The overlay will be left up with inputs disabled until the backend
      * finishes and dismisses it.
      * @private
      */
     finishBackup_: function() {
       chrome.send('exportPersonalCertificatePasswordSelected',
@@ skipping 33 matching lines @@
       $('certificateBackupPassword2').value = '';
       $('certificateBackupPassword').disabled = false;
       $('certificateBackupPassword2').disabled = false;
       $('certificateBackupCancelButton').disabled = false;
       $('certificateBackupOkButton').disabled = true;
     },
   };
 
   CertificateBackupOverlay.show = function() {
     CertificateBackupOverlay.getInstance().clearInputFields_();
-    OptionsPage.navigateToPage('certificateBackupOverlay');
+    PageManager.navigateToPage('certificateBackupOverlay');
   };
 
   CertificateBackupOverlay.dismiss = function() {
     CertificateBackupOverlay.getInstance().dismissOverlay_();
   };
 
   // Export
   return {
     CertificateBackupOverlay: CertificateBackupOverlay
   };
 });