hg: shenandoah/jdk10/hotspot: Consistent print_on and tty handling

[ashipile at redhat.com]

Changeset: 3688f13cf54a
Author:    shade
Date:      2017-08-30 21:57 +0200
URL:       http://hg.openjdk.java.net/shenandoah/jdk10/hotspot/rev/3688f13cf54a

Consistent print_on and tty handling

! src/share/vm/gc/shenandoah/shenandoahCollectionSet.cpp
! src/share/vm/gc/shenandoah/shenandoahCollectionSet.hpp
! src/share/vm/gc/shenandoah/shenandoahConcurrentMark.hpp
! src/share/vm/gc/shenandoah/shenandoahHeap.cpp
! src/share/vm/gc/shenandoah/shenandoahHeap.hpp
! src/share/vm/gc/shenandoah/shenandoahHeap.inline.hpp
! src/share/vm/gc/shenandoah/shenandoahHeapRegionSet.cpp
! src/share/vm/gc/shenandoah/shenandoahHeapRegionSet.hpp