RFR: 8144584: Change FilterIntoCSClosure to inherit OopClosure

[Kim Barrett]

On Dec 3, 2015, at 10:50 AM, Stefan Johansson <stefan.johansson at oracle.com> wrote:
> 
> Hi,
> 
> Please review this change for:
> https://bugs.openjdk.java.net/browse/JDK-8144584
> 
> Webrev:
> http://cr.openjdk.java.net/~sjohanss/8138888/8144584/hotspot.00/

Looks good.