hg: jdk9/hs-rt/hotspot: 8140257: Add support for "gc service threads" to ConcurrentGCThread

[kim.barrett at oracle.com]

Changeset: 1b136ffa8a67
Author:    drwhite
Date:      2016-03-11 16:59 -0500
URL:       http://hg.openjdk.java.net/jdk9/hs-rt/hotspot/rev/1b136ffa8a67

8140257: Add support for "gc service threads" to ConcurrentGCThread
Summary: Push up the common run() and stop() methods from subclasses to ConcurrentGCThread, as well as declaration iof run_service() stop_service().
Reviewed-by: kbarrett, pliden

! src/share/vm/gc/cms/concurrentMarkSweepGeneration.cpp
! src/share/vm/gc/cms/concurrentMarkSweepThread.cpp
! src/share/vm/gc/cms/concurrentMarkSweepThread.hpp
! src/share/vm/gc/g1/concurrentG1RefineThread.cpp
! src/share/vm/gc/g1/concurrentG1RefineThread.hpp
! src/share/vm/gc/g1/concurrentMarkThread.cpp
! src/share/vm/gc/g1/concurrentMarkThread.hpp
! src/share/vm/gc/g1/g1StringDedup.cpp
! src/share/vm/gc/g1/g1StringDedupThread.cpp
! src/share/vm/gc/g1/g1StringDedupThread.hpp
! src/share/vm/gc/g1/g1YoungRemSetSamplingThread.cpp
! src/share/vm/gc/g1/g1YoungRemSetSamplingThread.hpp
! src/share/vm/gc/shared/concurrentGCThread.cpp
! src/share/vm/gc/shared/concurrentGCThread.hpp
! src/share/vm/gc/shared/genCollectedHeap.cpp