deprecate start_incoming

src/server/channel.rs

@@ -1,6 +1,7 @@
 use std::net::{Shutdown, SocketAddr};
 use std::{io, ptr, time};
 
+use actix::Message;
 use bytes::{Buf, BufMut, BytesMut};
 use futures::{Async, Future, Poll};
 use tokio_io::{AsyncRead, AsyncWrite};
@@ -282,6 +283,10 @@ where
     io: T,
 }
 
+impl<T: AsyncRead + AsyncWrite + 'static> Message for WrapperStream<T> {
+    type Result = ();
+}
+
 impl<T> WrapperStream<T>
 where
     T: AsyncRead + AsyncWrite + 'static,