const reflect.flagMethodShift

5 uses

	reflect (current package)
		makefunc.go#L120: 		method: int(v.flag) >> flagMethodShift,
		value.go#L81: 	flagMethodShift      = 10
		value.go#L410: 		rcvrtype, t, fn = methodReceiver(op, v, int(v.flag)>>flagMethodShift)
		value.go#L2021: 	fl |= flag(i)<<flagMethodShift | flagMethod
		value.go#L2644: 	i := int(v.flag) >> flagMethodShift