--- a/jdk/src/share/classes/javax/swing/plaf/FileChooserUI.java	Thu Jun 05 13:30:41 2008 +0400
+++ b/jdk/src/share/classes/javax/swing/plaf/FileChooserUI.java	Fri Jun 06 13:30:20 2008 +0400
@@ -25,7 +25,7 @@
 
 package javax.swing.plaf;
 
-import javax.swing.JFileChooser;
+import javax.swing.*;
 import javax.swing.filechooser.FileFilter;
 import javax.swing.filechooser.FileView;
 import java.io.File;
@@ -46,4 +46,15 @@
 
     public abstract void rescanCurrentDirectory(JFileChooser fc);
     public abstract void ensureFileIsVisible(JFileChooser fc, File f);
+
+    /**
+     * Returns default button for current <code>LookAndFeel</code>.
+     * <code>JFileChooser</code> will use this button as default button
+     * for dialog windows.
+     *
+     * @since 1.7
+     */
+    public JButton getDefaultButton(JFileChooser fc) {
+        return null;
+    }
 }