hg: shenandoah/jdk9/hotspot: Fix liveness counting for skipped objects and obj arrays. Skip type and empty object arrays, they don't have any referenes.

[roman at kennke.org]

Changeset: 1f7b084f1ef7
Author:    rkennke
Date:      2015-10-27 20:59 +0100
URL:       http://hg.openjdk.java.net/shenandoah/jdk9/hotspot/rev/1f7b084f1ef7

Fix liveness counting for skipped objects and obj arrays. Skip type and empty object arrays, they don't have any referenes.

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