hg: shenandoah/jdk: 2 new changesets

[shade at redhat.com]

Changeset: 96632d6ef848
Author:    shade
Date:      2018-11-01 18:41 +0100
URL:       http://hg.openjdk.java.net/shenandoah/jdk/rev/96632d6ef848

Protect risky conversion in ShenandoahHeap::millis_since_last_gc

! src/hotspot/share/gc/shenandoah/shenandoahHeap.cpp

Changeset: d49c976b2a2a
Author:    shade
Date:      2018-11-01 18:41 +0100
URL:       http://hg.openjdk.java.net/shenandoah/jdk/rev/d49c976b2a2a

Purge unnecessary time conversion in ShenandoahPhaseTimings::record_phase_time

! src/hotspot/share/gc/shenandoah/shenandoahPhaseTimings.cpp
! src/hotspot/share/gc/shenandoah/shenandoahPhaseTimings.hpp
! src/hotspot/share/gc/shenandoah/shenandoahTimingTracker.cpp