RFR: 8198431: Remove G1FullCollector extension point

[Thomas Schatzl]

Hi,

On Mon, 2018-02-26 at 11:44 +0100, Stefan Johansson wrote:
> Hi,
> 
> Please review this small change to remove a now unused extension
> point.
> 
> Links
> JBS: https://bugs.openjdk.java.net/browse/JDK-8198431
> Webrev: http://cr.openjdk.java.net/~sjohanss/8198431/00/
> 
> Summary
> The G1 Full GC extension support made it possible to have a
> different policy for creating compaction queues. This is no longer
> needed since the internal code using it has been removed.

  looks good.

Thomas