hg: shenandoah/jdk9/hotspot: Update ShenandoahRegionSampling protocol.

[ashipile at redhat.com]

Changeset: 659f2f2013fe
Author:    shade
Date:      2017-02-01 13:20 +0100
URL:       http://hg.openjdk.java.net/shenandoah/jdk9/hotspot/rev/659f2f2013fe

Update ShenandoahRegionSampling protocol.

! src/share/vm/gc/shenandoah/shenandoahConcurrentMark.cpp
! src/share/vm/gc/shenandoah/shenandoahHeapRegion.cpp
! src/share/vm/gc/shenandoah/shenandoahHeapRegion.hpp
! src/share/vm/gc/shenandoah/shenandoahHeapRegionCounters.cpp
! src/share/vm/gc/shenandoah/shenandoahHeapRegionCounters.hpp
! src/share/vm/gc/shenandoah/shenandoah_globals.hpp