threadpool: remove smoke example (#764) (#770)

tokio-threadpool/Cargo.toml

@@ -27,7 +27,6 @@ rand = "0.6"
 log = "0.4"
 
 [dev-dependencies]
-tokio-timer = "0.1"
 env_logger = "0.5"
 
 # For comparison benchmarks

tokio-threadpool/examples/smoke.rs

@@ -1,34 +0,0 @@
-extern crate futures;
-extern crate tokio_threadpool;
-extern crate tokio_timer;
-extern crate env_logger;
-
-use tokio_threadpool::*;
-use tokio_timer::Timer;
-
-use futures::*;
-use futures::sync::oneshot::spawn;
-
-use std::thread;
-use std::time::Duration;
-
-pub fn main() {
-    let _ = ::env_logger::init();
-
-    let timer = Timer::default();
-    {
-        let pool = ThreadPool::new();
-        let tx = pool.sender().clone();
-
-        let fut = timer.interval(Duration::from_millis(300))
-            .for_each(|_| {
-                println!("~~~~~ Hello ~~~");
-                Ok(())
-            })
-            .map_err(|_| unimplemented!());
-
-        spawn(fut, &tx).wait().unwrap();
-    }
-
-    thread::sleep(Duration::from_millis(100));
-}