hg: shenandoah/jdk9/hotspot: Avoid evacuation if concurrent GC was cancelled. Make sure Full GC is able to recover.

[ashipile at redhat.com]

Changeset: 179aba55a53a
Author:    shade
Date:      2016-12-05 21:28 +0100
URL:       http://hg.openjdk.java.net/shenandoah/jdk9/hotspot/rev/179aba55a53a

Avoid evacuation if concurrent GC was cancelled. Make sure Full GC is able to recover.

! src/share/vm/gc/shenandoah/shenandoahCollectorPolicy.cpp
! src/share/vm/gc/shenandoah/shenandoahCollectorPolicy.hpp
! src/share/vm/gc/shenandoah/shenandoahConcurrentThread.cpp
! src/share/vm/gc/shenandoah/shenandoahConcurrentThread.hpp
! src/share/vm/gc/shenandoah/shenandoahMarkCompact.cpp
! src/share/vm/runtime/thread.cpp