hg: shenandoah/jdk: Remove C2 write-barrier from .ad files

[roman at kennke.org]

Changeset: 6ca153f0d2d1
Author:    rkennke
Date:      2018-07-10 11:01 +0200
URL:       http://hg.openjdk.java.net/shenandoah/jdk/rev/6ca153f0d2d1

Remove C2 write-barrier from .ad files

! src/hotspot/cpu/aarch64/aarch64.ad
! src/hotspot/cpu/x86/x86_64.ad
! src/hotspot/share/gc/shenandoah/c2/shenandoahSupport.cpp
! src/hotspot/share/gc/shenandoah/shenandoah_globals.hpp
! src/hotspot/share/opto/compile.cpp