hg: shenandoah/jdk8u/hotspot: ShenandoahHeap::_cancelled_gc should be consistently treated as jbyte.

[ashipile at redhat.com]

Changeset: 5033ba844c51
Author:    shade
Date:      2017-03-21 17:27 +0100
URL:       http://hg.openjdk.java.net/shenandoah/jdk8u/hotspot/rev/5033ba844c51

ShenandoahHeap::_cancelled_gc should be consistently treated as jbyte.

! src/share/vm/gc_implementation/shenandoah/shenandoahConcurrentThread.cpp
! src/share/vm/gc_implementation/shenandoah/shenandoahHeap.cpp
! src/share/vm/gc_implementation/shenandoah/shenandoahHeap.hpp
! src/share/vm/gc_implementation/shenandoah/shenandoahHeap.inline.hpp