hg: shenandoah/jdk10/hotspot: Make sure we have at least one memory pool per memory manager (JMX).

[roman at kennke.org]

Changeset: 85b080915172
Author:    rkennke
Date:      2017-09-05 12:39 +0200
URL:       http://hg.openjdk.java.net/shenandoah/jdk10/hotspot/rev/85b080915172

Make sure we have at least one memory pool per memory manager (JMX).

! src/share/vm/services/memoryService.cpp
! src/share/vm/services/memoryService.hpp
+ test/gc/shenandoah/TestMemoryPools.java