--- old/src/share/classes/javax/swing/plaf/synth/SynthMenuLayout.java	2014-02-12 23:37:48.000000000 -0800
+++ new/src/share/classes/javax/swing/plaf/synth/SynthMenuLayout.java	2014-02-12 23:37:47.000000000 -0800
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2002, 2008, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2002, 2014, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -35,7 +35,7 @@
  *
  * @author Georges Saab
  */
-
+@SuppressWarnings("serial") // Superclass is not serializable across versions
 class SynthMenuLayout extends DefaultMenuLayout {
     public SynthMenuLayout(Container target, int axis) {
         super(target, axis);