git: openjdk/jdk: 8238174: migrate ObjectMonitor::_owner field away from C++ volatile semantics

[Daniel D.Daugherty]

Changeset: 1707d5ca
Author:    Daniel D. Daugherty <dcubed at openjdk.org>
Date:      2020-11-18 16:48:17 +0000
URL:       https://github.com/openjdk/jdk/commit/1707d5ca

8238174: migrate ObjectMonitor::_owner field away from C++ volatile semantics

Reviewed-by: dholmes, mdoerr

! src/hotspot/share/runtime/objectMonitor.cpp
! src/hotspot/share/runtime/objectMonitor.hpp
! src/hotspot/share/runtime/objectMonitor.inline.hpp
! src/hotspot/share/runtime/synchronizer.cpp