[MD settings] omit embeddingOrigin for site exceptions

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 308 matching lines @@
     },
 
     /** @override */
     getSiteDetails: function(site) {
       return cr.sendWithPromise('getSiteDetails', site);
     },
 
     /** @override */
     resetCategoryPermissionForOrigin: function(
         primaryPattern, secondaryPattern, contentType, incognito) {
-      chrome.send('resetCategoryPermissionForOrigin',
+      chrome.send(
+          'resetCategoryPermissionForOrigin',
           [primaryPattern, secondaryPattern, contentType, incognito]);
     },
 
     /** @override */
     setCategoryPermissionForOrigin: function(
         primaryPattern, secondaryPattern, contentType, value, incognito) {
-      chrome.send('setCategoryPermissionForOrigin',
-          [primaryPattern, secondaryPattern, contentType, value, incognito]);
+      // TODO(dschuyler): It may be incorrect for JS to send the embeddingOrigin
+      // pattern. Look into removing this parameter from site_settings_handler.
+      // Ignoring the |secondaryPattern| and using '' instead is a quick-fix.
+      chrome.send(
+          'setCategoryPermissionForOrigin',
+          [primaryPattern, '', contentType, value, incognito]);
     },
 
     /** @override */
     isPatternValid: function(pattern) {
       return cr.sendWithPromise('isPatternValid', pattern);
     },
 
     /** @override */
     getDefaultCaptureDevices: function(type) {
       chrome.send('getDefaultCaptureDevices', [type]);
@@ skipping 73 matching lines @@
     removeZoomLevel: function(host) {
       chrome.send('removeZoomLevel', [host]);
     },
   };
 
   return {
     SiteSettingsPrefsBrowserProxy: SiteSettingsPrefsBrowserProxy,
     SiteSettingsPrefsBrowserProxyImpl: SiteSettingsPrefsBrowserProxyImpl,
   };
 });