Enable/disable extensions upon changes in blacklist.

chrome/browser/resources/extensions/extension_list.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.
 
 <include src="extension_error.js"></include>
 
 cr.define('options', function() {
   'use strict';
 
   /**
@@ skipping 99 matching lines @@
 
       var title = node.querySelector('.extension-title');
       title.textContent = extension.name;
 
       var version = node.querySelector('.extension-version');
       version.textContent = extension.version;
 
       var locationText = node.querySelector('.location-text');
       locationText.textContent = extension.locationText;
 
+      var blacklistText = node.querySelector('.blacklist-text');
+      blacklistText.textContent = extension.blacklistText;
+
       var description = node.querySelector('.extension-description span');
       description.textContent = extension.description;
 
       // The 'Show Browser Action' button.
       if (extension.enable_show_button) {
         var showButton = node.querySelector('.show-button');
         showButton.addEventListener('click', function(e) {
           chrome.send('extensionSettingsShowButton', [extension.id]);
         });
         showButton.hidden = false;
@@ skipping 218 matching lines @@
           topScroll -= pad / 2;
         setScrollTopForDocument(document, topScroll);
       }
     },
   };
 
   return {
     ExtensionsList: ExtensionsList
   };
 });