func encoding/base64.NewDecoder

3 uses

	encoding/base64 (current package)
		base64.go#L601: func NewDecoder(enc *Encoding, r io.Reader) io.Reader {

	go.opencensus.io/zpages/internal
		resources.go#L62: 		b64 := base64.NewDecoder(base64.StdEncoding, bytes.NewBufferString(f.compressed))

	golang.org/x/crypto/openpgp/armor
		armor.go#L220: 	p.oReader.b64Reader = base64.NewDecoder(base64.StdEncoding, &p.lReader)