hg: shenandoah/jdk: Refactor gc+init logging

[ashipile at redhat.com]

Changeset: 561ea9b47a2a
Author:    shade
Date:      2018-07-31 14:24 +0200
URL:       http://hg.openjdk.java.net/shenandoah/jdk/rev/561ea9b47a2a

Refactor gc+init logging

! src/hotspot/share/gc/shenandoah/shenandoahCollectorPolicy.cpp
! src/hotspot/share/gc/shenandoah/shenandoahHeap.cpp
! src/hotspot/share/gc/shenandoah/shenandoahHeapRegion.cpp
! src/hotspot/share/gc/shenandoah/shenandoahHeapRegion.hpp