const runtime.traceEvHeapObject

2 uses

	runtime (current package)
		traceallocfree.go#L114: 	tl.eventWriter(traceGoRunning, traceProcRunning).commit(traceEvHeapObject, traceHeapObjectID(addr), tl.rtype(typ))
		traceexp.go#L60: 	traceEvHeapObject      // heap object exists [timestamp, id, type]