hg: shenandoah/jdk11: Move Shenandoah clone-expansion from shared code to ShBSC2

[rkennke at redhat.com]

Changeset: 1896864bcfc8
Author:    rkennke
Date:      2019-10-30 18:33 +0100
URL:       https://hg.openjdk.java.net/shenandoah/jdk11/rev/1896864bcfc8

Move Shenandoah clone-expansion from shared code to ShBSC2

! src/hotspot/share/gc/shenandoah/c2/shenandoahBarrierSetC2.cpp
! src/hotspot/share/gc/shenandoah/c2/shenandoahBarrierSetC2.hpp
! src/hotspot/share/opto/macro.hpp
! src/hotspot/share/opto/macroArrayCopy.cpp