hg: shenandoah/jdk8u/hotspot: [backport] Parallel verification

[ashipile at redhat.com]

Changeset: fbf8afdb18fa
Author:    shade
Date:      2017-07-04 11:45 +0200
URL:       http://hg.openjdk.java.net/shenandoah/jdk8u/hotspot/rev/fbf8afdb18fa

[backport] Parallel verification

! src/share/vm/gc_implementation/shenandoah/shenandoahVerifier.cpp
! src/share/vm/gc_implementation/shenandoah/shenandoahVerifier.hpp