--- old/src/share/classes/javax/swing/plaf/synth/SynthComboPopup.java	2014-06-14 12:29:06.000000000 -0700
+++ new/src/share/classes/javax/swing/plaf/synth/SynthComboPopup.java	2014-06-14 12:29:06.000000000 -0700
@@ -38,7 +38,7 @@
  */
 @SuppressWarnings("serial") // Superclass is not serializable across versions
 class SynthComboPopup extends BasicComboPopup {
-    public SynthComboPopup( JComboBox combo ) {
+    public SynthComboPopup( JComboBox<Object> combo ) {
         super(combo);
     }