Separate handler initialization from page initialization

chrome/browser/resources/options2/options_page.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() {
   /////////////////////////////////////////////////////////////////////////////
   // OptionsPage class:
 
   /**
    * Base class for options page.
@@ skipping 521 matching lines @@
     var topPage = OptionsPage.getTopmostVisiblePage();
     if (topPage)
       this.setRootPageFrozen_(topPage.isOverlay);
   };
 
   /**
    * Initializes the complete options page.  This will cause all C++ handlers to
    * be invoked to do final setup.
    */
   OptionsPage.initialize = function() {
-    chrome.send('coreOptionsInitialize');
-    this.initialized_ = true;
+    chrome.send('coreOptionsInitializePages');
     uber.onContentFrameLoaded();
 
     this.fixedHeaders_ = document.querySelectorAll('header');
 
     document.addEventListener('scroll', this.handleScroll_.bind(this));
 
     // Trigger the scroll handler manually to set the initial state.
     this.handleScroll_();
 
     // Shake the dialog if the user clicks outside the dialog bounds.
@@ skipping 68 matching lines @@
   OptionsPage.setClearPluginLSODataEnabled = function(enabled) {
     if (enabled) {
       document.documentElement.setAttribute(
           'flashPluginSupportsClearSiteData', '');
     } else {
       document.documentElement.removeAttribute(
           'flashPluginSupportsClearSiteData');
     }
   };
 
-  /**
-   * Re-initializes the C++ handlers if necessary. This is called if the
-   * handlers are torn down and recreated but the DOM may not have been (in
-   * which case |initialize| won't be called again). If |initialize| hasn't been
-   * called, this does nothing (since it will be later, once the DOM has
-   * finished loading).
-   */
-  OptionsPage.reinitializeCore = function() {
-    if (!this.initialized_)
-      chrome.send('coreOptionsInitialize');
-  };
-
   OptionsPage.prototype = {
     __proto__: cr.EventTarget.prototype,
 
     /**
      * The parent page of this option page, or null for top-level pages.
      * @type {OptionsPage}
      */
     parentPage: null,
 
     /**
@@ skipping 235 matching lines @@
     canShowPage: function() {
       return true;
     },
   };
 
   // Export
   return {
     OptionsPage: OptionsPage
   };
 });