--- old/src/share/vm/gc/cms/concurrentMarkSweepGeneration.hpp 2015-12-14 21:54:35.346693024 -0800 +++ new/src/share/vm/gc/cms/concurrentMarkSweepGeneration.hpp 2015-12-14 21:54:35.254693028 -0800 @@ -978,6 +978,8 @@ bool completed_initialization() { return _completed_initialization; } void print_eden_and_survivor_chunk_arrays(); + + ConcurrentGCTimer* gc_timer_cm() const { return _gc_timer_cm; } }; class CMSExpansionCause : public AllStatic {