hg: jdk/sandbox: 8242114: Shenandoah: remove ShenandoahHeapRegion::reset_alloc_metadata_to_shared

[chris.hegarty at oracle.com]

Changeset: 4d759a99c277
Author:    shade
Date:      2020-04-06 10:31 +0200
URL:       https://hg.openjdk.java.net/jdk/sandbox/rev/4d759a99c277

8242114: Shenandoah: remove ShenandoahHeapRegion::reset_alloc_metadata_to_shared
Reviewed-by: rkennke

! src/hotspot/share/gc/shenandoah/shenandoahFreeSet.cpp
! src/hotspot/share/gc/shenandoah/shenandoahHeapRegion.cpp
! src/hotspot/share/gc/shenandoah/shenandoahHeapRegion.hpp
! src/hotspot/share/gc/shenandoah/shenandoahMarkCompact.cpp