message: test(headers): fix ProxyAuthorization bench_headers error
diff: @@ -186,6 +186,13 @@ mod tests {
  }
  }
  +#[cfg(test)]
  +#[cfg(feature = "nightly")]
  +mod benches {
  + use super::ProxyAuthorization;
  + use ::header::{Basic, Bearer};
  +
  bench_header!(raw, ProxyAuthorization<String>, { vec![b"foo bar baz".to_vec()] });
  bench_header!(basic, ProxyAuthorization<Basic>, { vec![b"Basic QWxhZGRpbjpuIHNlc2FtZQ==".to_vec()] });
  bench_header!(bearer, ProxyAuthorization<Bearer>, { vec![b"Bearer fpKL54jvWmEGVoRdCNjG".to_vec()] });
  +}
  