RFR : 8147772, 8163104

[Wang Weijun]

The changes look fine.

Thanks
Max

> On 2016年8月10日, at 下午9:48, Seán Coffey <sean.coffey at oracle.com> wrote:
> 
> Looking to backport the following two bug fixes to jdk8u-dev :
> 
> JDK-8147772 Update KerberosTicket to describe behavior if it has been destroyed and fix NullPointerExceptions
> JDK-8163104 Unexpected NPE still possible on some Kerberos ticket calls
> 
> The changes are similar to JDK 9 expect that the @implNote and javadoc edits have been omitted from jdk8u for the 8147772 port.
> 
> webrev : http://cr.openjdk.java.net/~coffeys/webrev.8147772.8163104.jdk8u/webrev/
> 
> -- 
> Regards,
> Sean.
>