src/share/classes/com/sun/java/swing/plaf/motif/MotifLookAndFeel.java

*** 58,67 ****
--- 58,68 ----
   * version of Swing.  A future release of Swing will provide support for
   * long term persistence.
   *
   * @author unattributed
   */
+ @SuppressWarnings("serial") // Superclass is not serializable across versions
  public class MotifLookAndFeel extends BasicLookAndFeel
  {
      public String getName() {
          return "CDE/Motif";
      }