src/share/classes/com/sun/java/swing/plaf/windows/WindowsMenuBarUI.java

@@ -1,7 +1,7 @@
 /*
- * Copyright (c) 1997, 2006, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1997, 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
  * under the terms of the GNU General Public License version 2 only, as
  * published by the Free Software Foundation.  Oracle designates this

@@ -132,10 +132,11 @@
 
     /**
      * Action that activates the menu (e.g. when F10 is pressed).
      * Unlike BasicMenuBarUI.TakeFocus, this Action will not show menu popup.
      */
+    @SuppressWarnings("serial") // Superclass is not serializable across versions
     private static class TakeFocus extends AbstractAction {
         public void actionPerformed(ActionEvent e) {
             JMenuBar menuBar = (JMenuBar)e.getSource();
             JMenu menu = menuBar.getMenu(0);
             if (menu != null) {