--- old/src/share/classes/javax/swing/plaf/multi/MultiLookAndFeel.java	2014-03-13 18:43:54.000000000 -0700
+++ new/src/share/classes/javax/swing/plaf/multi/MultiLookAndFeel.java	2014-03-13 18:43:53.000000000 -0700
@@ -294,6 +294,7 @@
  * emits error messages when it cannot find a UI class in the
  * LAF.
  */
+@SuppressWarnings("serial") // Superclass is not serializable across versions
 class MultiUIDefaults extends UIDefaults {
     MultiUIDefaults(int initialCapacity, float loadFactor) {
         super(initialCapacity, loadFactor);