code review request: 6880619: reg test for 6879540

[Weijun Wang]

Hi Valerie

Please review this code change:

    http://cr.openjdk.java.net/~weijun/6880619/webrev.00/

6879540 was about enabling empty password in kerberos. It did not have 
any reg test. This is for it.

Thanks
Max

-------- Original Message --------
*Change Request ID*: 6880619
*Synopsis*: reg test for 6879540

=== *Description* 
============================================================
This test checks for the correctness of 6879540.