runtime/pprof.profileBuilder.start (field)

4 uses

	runtime/pprof (current package)
		proto.go#L29: 	start      time.Time
		proto.go#L258: 		start:     time.Now(),
		proto.go#L345: 	b.pb.int64Opt(tagProfile_TimeNanos, b.start.UnixNano())
		proto.go#L349: 		b.pb.int64Opt(tagProfile_DurationNanos, b.end.Sub(b.start).Nanoseconds())