isFileHidingEnabled() return false by default:

import javax.swing.*;
public class JFileChooserTester{
public static void main(String[] args){
JFileChooser jfc = new JFileChooser();
System.out.println(jfc.isFileHidingEnabled());
}}

The code above returns false on WinXP Home stt-08.russia, according to specification should be true
Reproducible with
JDK5.0 and JDK6.0
OS: Windows XP Home Edition