hg: shenandoah/jdk10/hotspot: ExplicitGCInvokesConcurrent should be disabled for "passive" heuristics

[ashipile at redhat.com]

Changeset: 3402f9420b66
Author:    shade
Date:      2017-09-06 19:44 +0200
URL:       http://hg.openjdk.java.net/shenandoah/jdk10/hotspot/rev/3402f9420b66

ExplicitGCInvokesConcurrent should be disabled for "passive" heuristics

! src/share/vm/gc/shenandoah/shenandoahCollectorPolicy.cpp
+ test/gc/shenandoah/options/TestExplicitGCNoConcurrent.java