RFR: 8201609 - Split test/jdk/:tier2 to enable better parallel execution

[Alan Bateman]

On 16/04/2018 19:15, Christian Tornqvist wrote:
> Please review this small change that splits the tier2 test group into three smaller test groups that can be executed in parallel.
>
> Webrev: http://cr.openjdk.java.net/~ctornqvi/webrev/8201609/webrev.00/ <http://cr.openjdk.java.net/~ctornqvi/webrev/8201609/webrev.00/>
> Bug: https://bugs.openjdk.java.net/browse/JDK-8201609 <https://bugs.openjdk.java.net/browse/JDK-8201609>
>
tier_part2 is an odd mix that I couldn't imagine anyone using directly. 
It's okay for CI systems of course so no objection to the change.

Do you know what sun/nio/cs/ISO8859x.java and 
com/sun/crypto/provider/Cipher are special cased? Just wondering if 
there is a historical or current reason to not run those.

-Alan