src/share/classes/sun/swing/plaf/synth/SynthFileChooserUIImpl.java

@@ -173,11 +173,11 @@
 
         public Action getNewFolderAction() {
             return SynthFileChooserUIImpl.this.getNewFolderAction();
         }
 
-        public MouseListener createDoubleClickListener(JList list) {
+        public MouseListener createDoubleClickListener(JList<?> list) {
             return SynthFileChooserUIImpl.this.createDoubleClickListener(getFileChooser(),
                                                                      list);
         }
 
         public ListSelectionListener createListSelectionListener() {

@@ -561,11 +561,11 @@
         }
 
         if (currentDirectory != null) {
             JComponent cb = getDirectoryComboBox();
             if (cb instanceof JComboBox) {
-                ComboBoxModel model = ((JComboBox)cb).getModel();
+                ComboBoxModel<?> model = ((JComboBox)cb).getModel();
                 if (model instanceof DirectoryComboBoxModel) {
                     ((DirectoryComboBoxModel)model).addItem(currentDirectory);
                 }
             }