const runtime.traceEvCPUSample

2 uses

	runtime (current package)
		trace.go#L75: 	traceEvCPUSample         = 49 // CPU profiling sample [timestamp, real timestamp, real P id (-1 when absent), goroutine id, stack]
		trace.go#L947: 			traceEventLocked(0, nil, 0, bufp, traceEvCPUSample, stackID, 1, uint64(timestamp), ppid, goid)