hg: jdk/sandbox: 8195115: G1 Old Gen MemoryPool CollectionUsage.used values don't reflect mixed GC results

[chris.hegarty at oracle.com]

Changeset: 5d3c5af82654
Author:    phh
Date:      2018-06-19 05:18 -0700
URL:       http://hg.openjdk.java.net/jdk/sandbox/rev/5d3c5af82654

8195115: G1 Old Gen MemoryPool CollectionUsage.used values don't reflect mixed GC results
Summary: Memory pools can now be optional collection participants, e.g., G1 Old Gen in an incremental collection.
Reviewed-by: ehelin, mchung

! src/hotspot/share/gc/cms/concurrentMarkSweepGeneration.cpp
! src/hotspot/share/gc/g1/g1CollectedHeap.cpp
! src/hotspot/share/services/memoryManager.cpp
! src/hotspot/share/services/memoryManager.hpp
! src/hotspot/share/services/memoryService.cpp
! src/hotspot/share/services/memoryService.hpp
! test/hotspot/jtreg/gc/TestMemoryMXBeansAndPoolsPresence.java
+ test/hotspot/jtreg/gc/g1/mixedgc/TestOldGenCollectionUsage.java