hg: shenandoah/jdk8u/hotspot: [backport] Report correct total garbage data. Print out garbage and cset data with -Xlog:gc+ergo

[ashipile at redhat.com]

Changeset: b05549242c01
Author:    shade
Date:      2017-05-09 17:01 +0200
URL:       http://hg.openjdk.java.net/shenandoah/jdk8u/hotspot/rev/b05549242c01

[backport] Report correct total garbage data. Print out garbage and cset data with -Xlog:gc+ergo

! src/share/vm/gc_implementation/shenandoah/shenandoahCollectorPolicy.cpp