RFR: 8080840: Clean up active_workers() asserts

[Kim Barrett]

On May 21, 2015, at 9:27 AM, Stefan Karlsson <stefan.karlsson at oracle.com> wrote:
> 
> Hi all,
> 
> Please, review this patch to clean up code checking and asserting that the FlexibleWorkGang and active_workers() have been setup correctly.
> 
> http://cr.openjdk.java.net/~stefank/8080840
> https://bugs.openjdk.java.net/browse/JDK-8080840
> 
> This patch depends on the patch in:
> http://mail.openjdk.java.net/pipermail/hotspot-gc-dev/2015-May/013511.html
> 
> Thanks,
> StefanK

Looks good.