hg: jdk/jdk: 8202415: Incorrect time logged for monitor deflation

[daniel.daugherty at oracle.com]

Changeset: e7fdc9d9c376
Author:    dcubed
Date:      2018-11-27 18:35 -0500
URL:       http://hg.openjdk.java.net/jdk/jdk/rev/e7fdc9d9c376

8202415: Incorrect time logged for monitor deflation
Summary: Add support for "deflating per-thread idle monitors" log mesgs.
Reviewed-by: dholmes, coleenp

! src/hotspot/share/runtime/safepoint.cpp
! src/hotspot/share/runtime/synchronizer.cpp
! src/hotspot/share/runtime/synchronizer.hpp
! test/hotspot/jtreg/runtime/logging/SafepointCleanupTest.java