hg: jdk/sandbox: 8200152: KerberosString should use UTF-8 by default

[chris.hegarty at oracle.com]

Changeset: 12fe57c319e1
Author:    weijun
Date:      2018-04-10 11:02 +0800
URL:       http://hg.openjdk.java.net/jdk/sandbox/rev/12fe57c319e1

8200152: KerberosString should use UTF-8 by default
Reviewed-by: xuelei

! src/java.security.jgss/share/classes/sun/security/krb5/internal/util/KerberosString.java
+ test/jdk/sun/security/krb5/auto/NonAscii.java