remove unnecessary extern crate lines

src/async_impl/body.rs

@@ -1,6 +1,6 @@
 use std::fmt;
 
-use futures::{Future, Stream, Poll, Async};
+use futures::{Future, Stream, Poll, Async, try_ready};
 use bytes::{Buf, Bytes};
 use hyper::body::Payload;
 use tokio::timer::Delay;

src/async_impl/client.rs

@@ -28,6 +28,8 @@ use mime;
 use native_tls::TlsConnector;
 use tokio::{clock, timer::Delay};
 
+use log::{debug};
+
 
 use super::request::{Request, RequestBuilder};
 use super::response::Response;

src/async_impl/decoder.rs

@@ -31,6 +31,8 @@ use futures::{Async, Future, Poll, Stream};
 use hyper::{HeaderMap};
 use hyper::header::{CONTENT_ENCODING, CONTENT_LENGTH, TRANSFER_ENCODING};
 
+use log::{warn};
+
 use super::{Body, Chunk};
 use crate::error;
 

src/async_impl/response.rs

@@ -5,7 +5,7 @@ use std::net::SocketAddr;
 use std::borrow::Cow;
 
 use encoding_rs::{Encoding, UTF_8};
-use futures::{Async, Future, Poll, Stream};
+use futures::{Async, Future, Poll, Stream, try_ready};
 use futures::stream::Concat2;
 use http;
 use hyper::{HeaderMap, StatusCode, Version};
@@ -16,6 +16,7 @@ use tokio::timer::Delay;
 use serde::de::DeserializeOwned;
 use serde_json;
 use url::Url;
+use log::{debug};
 
 
 use crate::cookie;

src/body.rs

@@ -3,7 +3,7 @@ use std::fmt;
 use std::io::{self, Cursor, Read};
 
 use bytes::Bytes;
-use futures::Future;
+use futures::{Future, try_ready};
 use hyper::{self};
 
 use crate::{async_impl};

src/client.rs

@@ -8,6 +8,8 @@ use futures::{Async, Future, Stream};
 use futures::future::{self, Either};
 use futures::sync::{mpsc, oneshot};
 
+use log::{trace};
+
 use crate::request::{Request, RequestBuilder};
 use crate::response::Response;
 use crate::{async_impl, header, Method, IntoUrl, Proxy, RedirectPolicy, wait};

src/connect.rs

@@ -1,9 +1,9 @@
-use futures::Future;
+use futures::{Future, try_ready};
 use http::uri::Scheme;
 use hyper::client::connect::{Connect, Connected, Destination};
 use tokio_io::{AsyncRead, AsyncWrite};
 use tokio_timer::Timeout;
-
+use log::{trace, debug};
 
 #[cfg(feature = "default-tls")]
 use native_tls::{TlsConnector, TlsConnectorBuilder};
@@ -488,7 +488,7 @@ mod native_tls_async {
 
     use futures::{Poll, Future, Async};
     use native_tls::{self, HandshakeError, Error, TlsConnector};
-    use tokio_io::{AsyncRead, AsyncWrite};
+    use tokio_io::{AsyncRead, AsyncWrite, try_nb};
 
     /// A wrapper around an underlying raw stream which implements the TLS or SSL
     /// protocol.

src/lib.rs

@@ -173,52 +173,10 @@
 //! [Proxy]: ./struct.Proxy.html
 //! [cargo-features]: https://doc.rust-lang.org/stable/cargo/reference/manifest.html#the-features-section
 
-extern crate base64;
-extern crate bytes;
 extern crate cookie as cookie_crate;
-extern crate cookie_store;
-extern crate encoding_rs;
-#[macro_use]
-extern crate futures;
-extern crate http;
-extern crate hyper;
 #[cfg(feature = "hyper-011")]
-pub extern crate hyper_old_types as hyper_011;
-#[cfg(feature = "default-tls")]
-extern crate hyper_tls;
-#[macro_use]
-extern crate log;
-extern crate flate2;
-extern crate mime;
-extern crate mime_guess;
-#[cfg(feature = "default-tls")]
-extern crate native_tls;
-extern crate serde;
-extern crate serde_json;
-extern crate serde_urlencoded;
-extern crate time;
-extern crate tokio;
-extern crate tokio_executor;
-#[cfg_attr(feature = "default-tls", macro_use)]
-extern crate tokio_io;
-extern crate tokio_timer;
-#[cfg(feature = "trust-dns")]
-extern crate trust_dns_resolver;
-extern crate url;
-extern crate uuid;
-#[cfg(feature = "socks")]
-extern crate socks;
-#[cfg(target_os = "windows")]
-extern crate winreg;
+pub use hyper_old_types as hyper_011;
 
-#[cfg(feature = "rustls-tls")]
-extern crate hyper_rustls;
-#[cfg(feature = "rustls-tls")]
-extern crate tokio_rustls;
-#[cfg(feature = "rustls-tls")]
-extern crate webpki_roots;
-#[cfg(feature = "rustls-tls")]
-extern crate rustls;
 #[cfg(test)]
 #[macro_use]
 extern crate doc_comment;
@@ -243,7 +201,6 @@ pub use self::response::Response;
 #[cfg(feature = "tls")]
 pub use self::tls::{Certificate, Identity};
 
-
 // this module must be first because of the `try_` macro
 #[macro_use]
 mod error;