[MD settings] add getSiteDetails to site settings browser proxy

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

 // Copyright 2016 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 A helper object used from the "Site Settings" section to
  * interact with the content settings prefs.
  */
 
 /**
@@ skipping 83 matching lines @@
     getDefaultValueForContentType: function(contentType) {},
 
     /**
      * Gets the exceptions (site list) for a particular category.
      * @param {string} contentType The name of the category to query.
      * @return {Promise<Array<SiteException>>}
      */
     getExceptionList: function(contentType) {},
 
     /**
+     * Gets the exception details for a particular site.
+     * @param {string} site The name of the site.
+     * @return {Promise<SiteException>}
+     */
+    getSiteDetails: function(site) {},
+
+    /**
      * Resets the category permission for a given origin (expressed as primary
      *    and secondary patterns).
      * @param {string} primaryPattern The origin to change (primary pattern).
      * @param {string} secondaryPattern The embedding origin to change
      *    (secondary pattern).
      * @param {string} contentType The name of the category to reset.
      * @param {boolean} incognito Whether this applies only to a current
      *     incognito session exception.
      */
     resetCategoryPermissionForOrigin: function(
@@ skipping 144 matching lines @@
     getDefaultValueForContentType: function(contentType) {
       return cr.sendWithPromise('getDefaultValueForContentType', contentType);
     },
 
     /** @override */
     getExceptionList: function(contentType) {
       return cr.sendWithPromise('getExceptionList', contentType);
     },
 
     /** @override */
+    getSiteDetails: function(site) {
+      return cr.sendWithPromise('getSiteDetails', site);
+    },
+
+    /** @override */
     resetCategoryPermissionForOrigin: function(
         primaryPattern, secondaryPattern, contentType, incognito) {
       chrome.send('resetCategoryPermissionForOrigin',
           [primaryPattern, secondaryPattern, contentType, incognito]);
     },
 
     /** @override */
     setCategoryPermissionForOrigin: function(
         primaryPattern, secondaryPattern, contentType, value, incognito) {
       chrome.send('setCategoryPermissionForOrigin',
@@ skipping 78 matching lines @@
     removeZoomLevel: function(host) {
       chrome.send('removeZoomLevel', [host]);
     },
   };
 
   return {
     SiteSettingsPrefsBrowserProxy: SiteSettingsPrefsBrowserProxy,
     SiteSettingsPrefsBrowserProxyImpl: SiteSettingsPrefsBrowserProxyImpl,
   };
 });