[MD settings] update site details permission layout

chrome/browser/resources/settings/site_settings/site_details_permission.js

 // Copyright 2015 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.
 
 /**
  * @fileoverview
  * 'site-details-permission' handles showing the state of one permission, such
  * as Geolocation, for a given origin.
  */
 Polymer({
   is: 'site-details-permission',
 
   behaviors: [SiteSettingsBehavior, WebUIListenerBehavior],
 
   properties: {
     /**
      * The site that this widget is showing details for.
      * @type {SiteException}
      */
     site: Object,
-
-    i18n_: {
-      readOnly: true,
-      type: Object,
-      value: function() {
-        return {
-          allowAction: loadTimeData.getString('siteSettingsActionAllow'),
-          blockAction: loadTimeData.getString('siteSettingsActionBlock'),
-        };
-      },
-    },
   },
 
   observers: ['siteChanged_(site, category)'],
 
   /** @override */
   attached: function() {
     this.addWebUIListener('contentSettingSitePermissionChanged',
         this.sitePermissionChanged_.bind(this));
   },
 
@@ skipping 59 matching lines @@
   /**
    * Handles the category permission changing for this origin.
    * @param {!{detail: !{item: !{dataset: !{permissionValue: string}}}}} event
    */
   onPermissionMenuIronActivate_: function(event) {
     var value = event.detail.item.dataset.permissionValue;
     this.setCategoryPermissionForOrigin(
         this.site.origin, '', this.category, value);
   },
 });