// request's Content-Type does not include a "boundary" parameter.
	ErrMissingBoundary = &ProtocolError{"no multipart boundary param in Content-Type"}

	// ErrNotMultipart is returned by Request.MultipartReader when the
	// request's Content-Type is not multipart/form-data.
	ErrNotMultipart = &ProtocolError{"request Content-Type isn't multipart/form-data"}

	// Deprecated: ErrHeaderTooLong is no longer returned by