Adds a context message of the security origin for web notifications.

chrome/browser/notifications/desktop_notification_service.h

Index: chrome/browser/notifications/desktop_notification_service.h
diff --git a/chrome/browser/notifications/desktop_notification_service.h b/chrome/browser/notifications/desktop_notification_service.h
index 5e172b82cc9bcd7b710fef980a33d53530c2808b..b40ea322a4ac62867253b9ea29eb27943307b489 100644
--- a/chrome/browser/notifications/desktop_notification_service.h
+++ b/chrome/browser/notifications/desktop_notification_service.h
@@ -96,18 +96,29 @@ class DesktopNotificationService : public PermissionContextBase
 
   // Returns true if the notifier with |notifier_id| is allowed to send
   // notifications.
-  bool IsNotifierEnabled(const message_center::NotifierId& notifier_id);
+  bool IsNotifierEnabled(const message_center::NotifierId& notifier_id) const;
 
   // Updates the availability of the notifier.
   void SetNotifierEnabled(const message_center::NotifierId& notifier_id,
                           bool enabled);
 
  private:
+  FRIEND_TEST_ALL_PREFIXES(DesktopNotificationServiceTest,
+                           TestOriginDisplayName);
   // Returns a display name for an origin in the process id, to be used in
   // permission infobar or on the frame of the notification toast.  Different
   // from the origin itself when dealing with extensions.
   base::string16 DisplayNameForOriginInProcessId(const GURL& origin,
-                                                 int process_id);
+                                                 int process_id) const;
+
+#if defined(ENABLE_EXTENSIONS)
+  bool ExtensionDisplayName(const GURL& origin,
+                            int process_id,
+                            base::string16* out) const;
+#endif
+
+  static base::string16 OriginDisplayName(const GURL& origin,
+                                          const std::string& languages);
 
   // Called when the string list pref has been changed.
   void OnStringListPrefChanged(