git: openjdk/jdk: 8299701: Remove unused GCCause::_wb_conc_mark

[Kim Barrett]

Changeset: ddca2b9b
Author:    Kim Barrett <kbarrett at openjdk.org>
Date:      2023-01-11 05:12:26 +0000
URL:       https://git.openjdk.org/jdk/commit/ddca2b9b46110ecae9f67eab9677e96168f7e9cf

8299701: Remove unused GCCause::_wb_conc_mark

Reviewed-by: eosterlund, iwalulya

! src/hotspot/share/gc/g1/g1CollectedHeap.cpp
! src/hotspot/share/gc/g1/g1CollectedHeap.hpp
! src/hotspot/share/gc/shared/gcCause.cpp
! src/hotspot/share/gc/shared/gcCause.hpp
! src/hotspot/share/gc/z/zDriver.cpp
! src/jdk.hotspot.agent/share/classes/sun/jvm/hotspot/gc/shared/GCCause.java