Fixed other tests to pass make check

src/libstd/io/net/tcp.rs

@@ -20,18 +20,15 @@
 use clone::Clone;
 use io::IoResult;
 use iter::Iterator;
-use slice::ImmutableSlice;
 use result::{Ok,Err};
-use io::net::addrinfo::get_host_addresses;
 use io::net::ip::{SocketAddr, ToSocketAddr};
-use io::{IoError, ConnectionFailed, InvalidInput};
+use io::IoError;
 use io::{Reader, Writer, Listener, Acceptor};
 use io::{standard_error, TimedOut};
-use from_str::FromStr;
 use kinds::Send;
 use option::{None, Some, Option};
 use boxed::Box;
-use rt::rtio::{IoFactory, LocalIo, RtioSocket, RtioTcpListener};
+use rt::rtio::{IoFactory, RtioSocket, RtioTcpListener};
 use rt::rtio::{RtioTcpAcceptor, RtioTcpStream};
 use rt::rtio;
 use time::Duration;