hg: jdk9/hs/hotspot: 6858051: Create GC worker threads dynamically

[jon.masamitsu at oracle.com]

Changeset: 54d0862c0773
Author:    jmasa
Date:      2015-08-06 22:07 -0700
URL:       http://hg.openjdk.java.net/jdk9/hs/hotspot/rev/54d0862c0773

6858051: Create GC worker threads dynamically
Reviewed-by: tschatzl, drwhite

! src/share/vm/gc/parallel/gcTaskManager.cpp
! src/share/vm/gc/parallel/gcTaskManager.hpp
! src/share/vm/gc/parallel/gcTaskThread.cpp
! src/share/vm/gc/parallel/gcTaskThread.hpp
! src/share/vm/gc/shared/adaptiveSizePolicy.cpp
! src/share/vm/gc/shared/adaptiveSizePolicy.hpp
+ src/share/vm/gc/shared/workerManager.hpp
! src/share/vm/gc/shared/workgroup.cpp
! src/share/vm/gc/shared/workgroup.hpp