RFR (S): [8u] Sync up vmOperations_shenandoah.* against JDK 9

[Roman Kennke]

Fine.

Roman

Am Mittwoch, den 15.02.2017, 16:59 +0100 schrieb Aleksey Shipilev:
> Hi,
> 
> This makes vmOperations_shenandoah_* match JDK 9 versions closely:
>  http://cr.openjdk.java.net/~shade/shenandoah/jdk9-8u/vmops-backport/
> webrev.01/
> 
> The difference is now minimal: _pending_list_basic_lock, and GCId.
> 
> Testing: hotspot_gc_shenandoah
> 
> Thanks,
> -Aleksey
>