hg: jdk/submit: JDK-8207800/webrev.00: always_do_update_barrier is unused

[shade at redhat.com]

Changeset: d03a21c559eb
Author:    shade
Date:      2019-09-09 09:37 +0200
URL:       https://hg.openjdk.java.net/jdk/submit/rev/d03a21c559eb

JDK-8207800/webrev.00: always_do_update_barrier is unused

! src/hotspot/share/gc/cms/cmsHeap.cpp
! src/hotspot/share/gc/g1/g1CollectedHeap.cpp
! src/hotspot/share/gc/shared/genArguments.cpp
! src/hotspot/share/oops/oop.cpp
! src/hotspot/share/oops/oop.hpp