ResourceEvent     957 src/heap.cc      LOG(isolate_, ResourceEvent("markcompact", "begin"));
ResourceEvent     968 src/heap.cc      LOG(isolate_, ResourceEvent("markcompact", "end"));
ResourceEvent    1209 src/heap.cc      LOG(isolate_, ResourceEvent("scavenge", "begin"));
ResourceEvent    1314 src/heap.cc      LOG(isolate_, ResourceEvent("scavenge", "end"));
ResourceEvent     190 src/log.h        void ResourceEvent(const char* name, const char* tag);