google.golang.org/grpc/credentials/alts/internal/proto/grpc_gcp.HandshakerReq.XXX_Unmarshal (method)

one use

	google.golang.org/grpc/credentials/alts/internal/proto/grpc_gcp (current package)
		handshaker.pb.go#L577: func (m *HandshakerReq) XXX_Unmarshal(b []byte) error {