hg: jdk/sandbox: 8229213: Shenandoah: Allow VM global oop storage to be processed concurrently

[chris.hegarty at oracle.com]

Changeset: 18f189e69b29
Author:    zgu
Date:      2019-08-07 09:17 -0400
URL:       https://hg.openjdk.java.net/jdk/sandbox/rev/18f189e69b29

8229213: Shenandoah: Allow VM global oop storage to be processed concurrently
Reviewed-by: shade, rkennke

! src/hotspot/share/gc/shenandoah/shenandoahHeap.cpp
! src/hotspot/share/gc/shenandoah/shenandoahPhaseTimings.hpp
! src/hotspot/share/gc/shenandoah/shenandoahRootProcessor.cpp
! src/hotspot/share/gc/shenandoah/shenandoahRootProcessor.hpp
! src/hotspot/share/gc/shenandoah/shenandoahRootProcessor.inline.hpp