hg: shenandoah/jdk: Cherry-pick 8231499: Shenandoah: compiler/arraycopy/TestDefaultMethodArrayCloneDeoptC2 fails

[zgu at redhat.com]

Changeset: e8cf2f5a2230
Author:    rkennke
Date:      2019-09-30 17:00 +0200
URL:       https://hg.openjdk.java.net/shenandoah/jdk/rev/e8cf2f5a2230

Cherry-pick 8231499: Shenandoah: compiler/arraycopy/TestDefaultMethodArrayCloneDeoptC2 fails
Reviewed-by: shade, roland

! src/hotspot/share/gc/shenandoah/c2/shenandoahBarrierSetC2.cpp
! src/hotspot/share/gc/shenandoah/shenandoahBarrierSet.cpp
! src/hotspot/share/gc/shenandoah/shenandoahBarrierSetClone.inline.hpp
! src/hotspot/share/gc/shenandoah/shenandoahRuntime.cpp
! src/hotspot/share/gc/shenandoah/shenandoahRuntime.hpp