hg: jdk/sandbox: 8210832: Remove sneaky locking in class Monitor

[chris.hegarty at oracle.com]

Changeset: 043ae846819f
Author:    pchilanomate
Date:      2019-02-05 15:12 -0500
URL:       http://hg.openjdk.java.net/jdk/sandbox/rev/043ae846819f

8210832: Remove sneaky locking in class Monitor
Summary: Removed sneaky locking and simplified vm monitors implementation
Reviewed-by: rehn, dcubed, pliden, dholmes, coleenp
Contributed-by: david.holmes at oracle.com, patricio.chilano.mateo at oracle.com

! src/hotspot/os/posix/os_posix.cpp
! src/hotspot/os/posix/os_posix.hpp
! src/hotspot/os/solaris/os_solaris.cpp
! src/hotspot/os/solaris/os_solaris.hpp
! src/hotspot/os/windows/os_windows.cpp
! src/hotspot/os/windows/os_windows.hpp
! src/hotspot/share/logging/logTag.hpp
! src/hotspot/share/runtime/interfaceSupport.inline.hpp
! src/hotspot/share/runtime/mutex.cpp
! src/hotspot/share/runtime/mutex.hpp
! src/hotspot/share/runtime/mutexLocker.hpp
! src/hotspot/share/runtime/safepoint.cpp
! src/hotspot/share/runtime/safepoint.hpp
! src/hotspot/share/runtime/safepointMechanism.hpp
! src/hotspot/share/runtime/safepointMechanism.inline.hpp
! src/hotspot/share/runtime/thread.cpp
! src/hotspot/share/runtime/thread.hpp