Convert chrome://extensions to a settings page within the options pages.

chrome/browser/resources/options/options.js

 // Copyright (c) 2011 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.
 
 var AddLanguageOverlay = options.AddLanguageOverlay;
 var AdvancedOptions = options.AdvancedOptions;
 var AlertOverlay = options.AlertOverlay;
 var AutofillEditAddressOverlay = options.AutofillEditAddressOverlay;
 var AutofillEditCreditCardOverlay = options.AutofillEditCreditCardOverlay;
 var AutofillOptions = options.AutofillOptions;
 var BrowserOptions = options.BrowserOptions;
 var ClearBrowserDataOverlay = options.ClearBrowserDataOverlay;
 var ContentSettings = options.ContentSettings;
 var ContentSettingsExceptionsArea =
     options.contentSettings.ContentSettingsExceptionsArea;
 var CookiesView = options.CookiesView;
+var ExtensionSettings = options.ExtensionSettings;
 var FontSettings = options.FontSettings;
 var HandlerOptions = options.HandlerOptions;
 var ImportDataOverlay = options.ImportDataOverlay;
 var IntentsView = options.IntentsView;
 var InstantConfirmOverlay = options.InstantConfirmOverlay;
 var LanguageOptions = options.LanguageOptions;
 var OptionsPage = options.OptionsPage;
+var PackExtensionOverlay = options.PackExtensionOverlay;
 var PasswordManager = options.PasswordManager;
 var PersonalOptions = options.PersonalOptions;
 var Preferences = options.Preferences;
 var ManageProfileOverlay = options.ManageProfileOverlay;
 var ProxyOptions = options.ProxyOptions;
 var SearchEngineManager = options.SearchEngineManager;
 var SearchPage = options.SearchPage;
 var SyncSetupOverlay = options.SyncSetupOverlay;
 var VirtualKeyboardManager = options.VirtualKeyboardManager;
 
@@ skipping 125 matching lines @@
                               [$('privacyClearDataButton')]);
   OptionsPage.registerOverlay(ImportDataOverlay.getInstance(),
                               PersonalOptions.getInstance());
   OptionsPage.registerOverlay(InstantConfirmOverlay.getInstance(),
                               BrowserOptions.getInstance());
   OptionsPage.registerOverlay(SyncSetupOverlay.getInstance(),
                               PersonalOptions.getInstance());
   OptionsPage.registerOverlay(ManageProfileOverlay.getInstance(),
                               PersonalOptions.getInstance());
 
+  OptionsPage.register(ExtensionSettings.getInstance());
+  OptionsPage.registerOverlay(PackExtensionOverlay.getInstance(),
+                              ExtensionSettings.getInstance());
+
   if (cr.isChromeOS) {
     OptionsPage.register(AccountsOptions.getInstance());
     OptionsPage.registerSubPage(ProxyOptions.getInstance(),
                                 InternetOptions.getInstance());
     OptionsPage.registerSubPage(ChangePictureOptions.getInstance(),
                                 PersonalOptions.getInstance(),
                                 [$('change-picture-button')]);
     OptionsPage.registerOverlay(DetailsInternetPage.getInstance(),
                                 InternetOptions.getInstance());
 
@@ skipping 48 matching lines @@
 
 document.addEventListener('DOMContentLoaded', load);
 
 window.onpopstate = function(e) {
   options.OptionsPage.setState(e.state);
 };
 
 window.onbeforeunload = function() {
   options.OptionsPage.willClose();
 };