hg: shenandoah/jdk8u/hotspot: [backport] Clean up unused fields and methods

[ashipile at redhat.com]

Changeset: b7f4f2c895a4
Author:    shade
Date:      2017-05-09 16:40 +0200
URL:       http://hg.openjdk.java.net/shenandoah/jdk8u/hotspot/rev/b7f4f2c895a4

[backport] Clean up unused fields and methods

! src/share/vm/gc_implementation/shenandoah/shenandoahCollectionSet.cpp
! src/share/vm/gc_implementation/shenandoah/shenandoahCollectorPolicy.hpp
! src/share/vm/gc_implementation/shenandoah/shenandoahHeap.cpp
! src/share/vm/gc_implementation/shenandoah/shenandoahHeap.hpp
! src/share/vm/gc_implementation/shenandoah/shenandoahHeapRegion.hpp
! src/share/vm/gc_implementation/shenandoah/shenandoahHeapRegionSet.cpp
! src/share/vm/gc_implementation/shenandoah/shenandoahMarkCompact.hpp
! src/share/vm/gc_implementation/shenandoah/shenandoahMonitoringSupport.cpp