--- a/src/java.desktop/share/classes/java/awt/MenuBar.java	Wed Jul 18 14:32:46 2018 -0700
+++ b/src/java.desktop/share/classes/java/awt/MenuBar.java	Wed Jul 18 16:13:21 2018 -0700
@@ -432,8 +432,7 @@
      * @see #readObject(java.io.ObjectInputStream)
      */
     private void writeObject(java.io.ObjectOutputStream s)
-      throws java.lang.ClassNotFoundException,
-             java.io.IOException
+      throws java.io.IOException
     {
       s.defaultWriteObject();
     }