Better support for patterns.

chrome/browser/resources/settings/site_settings/site_list.html

 <link rel="import" href="chrome://resources/html/polymer.html">
 <link rel="import" href="chrome://resources/polymer/v1_0/iron-flex-layout/classes/iron-flex-layout.html">
 <link rel="import" href="chrome://resources/polymer/v1_0/iron-icon/iron-icon.html">
 <link rel="import" href="chrome://resources/polymer/v1_0/iron-icons/communication-icons.html">
 <link rel="import" href="chrome://resources/polymer/v1_0/paper-icon-button/paper-icon-button.html">
 <link rel="import" href="chrome://resources/polymer/v1_0/paper-item/paper-item.html">
 <link rel="import" href="chrome://resources/polymer/v1_0/paper-item/paper-item-body.html">
 <link rel="import" href="chrome://resources/polymer/v1_0/paper-menu/paper-menu.html">
 <link rel="import" href="chrome://resources/polymer/v1_0/paper-menu/paper-submenu.html">
 <link rel="import" href="chrome://resources/polymer/v1_0/paper-menu-button/paper-menu-button.html">
@@ skipping 17 matching lines @@
         </div>
       </paper-item>
 
       <paper-menu class="menu-content" id="listContainer">
         <template is="dom-repeat" items="[[sites]]">
           <div class="site-list horizontal layout center">
             <paper-item class="flex">
               <iron-icon icon="[[computeSiteIcon_(item)]]" item-icon>
               </iron-icon>
               <paper-item-body two-line on-tap="onOriginTap_" class="origin">
-                <div>[[item.origin]]</div>
+                <div>[[item.originForDisplay]]</div>
                 <div secondary>[[item.embeddingOriginForDisplay]]</div>
               </paper-item-body>
 
               <paper-menu-button hidden$="[[allSites]]">
                 <paper-icon-button icon="menu"
                     class="dropdown-trigger"></paper-icon-button>
                 <paper-menu id="actionMenu" class="dropdown-content"
                     on-iron-activate="onActionMenuIronActivate_">
                   <paper-item value="[[actions_.ALLOW]]"
                       hidden="[[!showAllowAction_]]"
                       >[[i18n_.allowAction]]</paper-item>
                   <paper-item value="[[actions_.BLOCK]]"
                       hidden="[[!showBlockAction_]]"
                       >[[i18n_.blockAction]]</paper-item>
                   <paper-item value="[[actions_.RESET]]"
                       >[[i18n_.resetAction]]</paper-item>
                 </paper-menu>
               </paper-menu-button>
             </paper-item>
           </div>
         </template>
 
       </paper-menu>
     </paper-submenu>
   </template>
   <script src="site_list.js"></script>
 </dom-module>