hg: jdk8/tl/jdk: 7158329: NPE in sun.security.krb5.Credentials.acquireDefaultCreds()

[weijun.wang at oracle.com]

Changeset: 1ffe2565ec06
Author:    weijun
Date:      2012-04-10 12:15 +0800
URL:       http://hg.openjdk.java.net/jdk8/tl/jdk/rev/1ffe2565ec06

7158329: NPE in sun.security.krb5.Credentials.acquireDefaultCreds()
Reviewed-by: valeriep, jjg

! src/share/classes/sun/security/krb5/Credentials.java
+ test/sun/security/krb5/ccache/EmptyCC.java