Display content settings for extensions with extension name.

chrome/browser/resources/settings/site_settings/site_settings_behavior.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 Behavior common to Site Settings classes.
  */
 
 /** @polymerBehavior */
 var SiteSettingsBehaviorImpl = {
@@ skipping 422 matching lines @@
     // site settings, that filtering would happen here. If that doesn't happen
     // then originForDisplay should be removed (it's redundant with origin).
     // e.g. var originForDisplay = someFilter(origin);
 
     var embeddingOrigin = exception.embeddingOrigin;
     var embeddingOriginForDisplay = '';
     if (origin != embeddingOrigin) {
       embeddingOriginForDisplay =
           this.getEmbedderString(embeddingOrigin, this.category);
     }
+    var originForDisplay = origin;
+    if (exception.displayName) {
+      originForDisplay = exception.displayName;
+    }
 
     return {
       origin: origin,
-      originForDisplay: origin,
+      originForDisplay: originForDisplay,
       embeddingOrigin: embeddingOrigin,
       embeddingOriginForDisplay: embeddingOriginForDisplay,
       incognito: exception.incognito,
       setting: exception.setting,
       source: exception.source,
     };
   },
 
 };
 
 /** @polymerBehavior */
 var SiteSettingsBehavior = [SiteSettingsBehaviorImpl];