hg: shenandoah/jdk: Embed traversal_set and root_regions into ShenandoahTraversalGC to avoid derefs

[roman at kennke.org]

Changeset: d96c16b7a89b
Author:    rkennke
Date:      2018-06-28 12:41 +0200
URL:       http://hg.openjdk.java.net/shenandoah/jdk/rev/d96c16b7a89b

Embed traversal_set and root_regions into ShenandoahTraversalGC to avoid derefs

! src/hotspot/share/gc/shenandoah/shenandoahTraversalGC.cpp
! src/hotspot/share/gc/shenandoah/shenandoahTraversalGC.hpp
! src/hotspot/share/gc/shenandoah/shenandoahTraversalGC.inline.hpp