--- old/src/hotspot/share/gc/g1/g1CollectedHeap.cpp 2018-03-12 10:02:14.674733110 -0400 +++ new/src/hotspot/share/gc/g1/g1CollectedHeap.cpp 2018-03-12 10:02:13.911662793 -0400 @@ -3392,7 +3392,7 @@ size_t symbols_removed() const { return (size_t)_symbols_removed; } }; -class G1CodeCacheUnloadingTask VALUE_OBJ_CLASS_SPEC { +class G1CodeCacheUnloadingTask { private: static Monitor* _lock;