Delete std::rt::io::net::http

It's an empty stub and as one of the comments notes, doesn't belong in
libstd.

src/libstd/rt/io/mod.rs

@@ -275,7 +275,6 @@ pub mod net {
     pub mod ip;
     #[cfg(unix)]
     pub mod unix;
-    pub mod http;
 }
 
 /// Readers and Writers for memory buffers and strings.

src/libstd/rt/io/net/http.rs

@@ -1,29 +0,0 @@
-// Copyright 2013 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
-// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
-// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
-// option. This file may not be copied, modified, or distributed
-// except according to those terms.
-
-//! Simple HTTP client and server
-
-// XXX This should not be in core
-
-struct HttpServer;
-
-#[cfg(test)]
-mod test {
-    use unstable::run_in_bare_thread;
-
-    #[test] #[ignore]
-    fn smoke_test() {
-        do run_in_bare_thread {
-        }
-
-        do run_in_bare_thread {
-        }
-    }
-}