RFR: 8202592: Remove unused EvacuateFollowersClosure

[Kim Barrett]

> On May 4, 2018, at 5:52 AM, Stefan Karlsson <stefan.karlsson at oracle.com> wrote:
> 
> Hi all,
> 
> Please review this trivial patch to remove the unused EvacuateFollowersClosure.
> 
> http://cr.openjdk.java.net/~stefank/8202592/webrev.01/
> https://bugs.openjdk.java.net/browse/JDK-8202592
> 
> Thanks,
> StefanK

Looks good, and trivial.

Maybe s/FastEvactuateFollowersClosure/EvacuateFollowersClosure/ ?