hg: jdk/sandbox: 8217659: monitor_logging updates from Async Monitor Deflation project

[chris.hegarty at oracle.com]

Changeset: a5f46c4690f8
Author:    dcubed
Date:      2019-01-31 11:19 -0500
URL:       http://hg.openjdk.java.net/jdk/sandbox/rev/a5f46c4690f8

8217659: monitor_logging updates from Async Monitor Deflation project
Reviewed-by: dholmes, coleenp, rehn

! src/hotspot/share/runtime/arguments.cpp
! src/hotspot/share/runtime/init.cpp
! src/hotspot/share/runtime/synchronizer.cpp
! src/hotspot/share/runtime/synchronizer.hpp
! test/hotspot/jtreg/runtime/logging/MonitorInflationTest.java