git: openjdk/jdk: 8273730: WorkGangBarrierSync constructor unused

[Coleen Phillimore]

Changeset: 8974b958
Author:    Coleen Phillimore <coleenp at openjdk.org>
Date:      2021-09-14 13:17:27 +0000
URL:       https://git.openjdk.java.net/jdk/commit/8974b958866bf43d2639114b764bccbae941943f

8273730: WorkGangBarrierSync constructor unused

Reviewed-by: tschatzl, eosterlund

! src/hotspot/share/gc/shared/workgroup.cpp
! src/hotspot/share/gc/shared/workgroup.hpp