type io.nopCloserWriterTo

4 uses

	io (current package)
		io.go#L684: 		return nopCloserWriterTo{r}
		io.go#L695: type nopCloserWriterTo struct {
		io.go#L699: func (nopCloserWriterTo) Close() error { return nil }
		io.go#L701: func (c nopCloserWriterTo) WriteTo(w Writer) (n int64, err error) {