docs(cookie): fix examples for Cookie and SetCookie

src/header/common/cookie.rs

@@ -17,19 +17,15 @@ use std::str::from_utf8;
 ///
 /// # Example
 /// ```
-/// # extern crate hyper;
-/// # extern crate cookie;
-/// # fn main() {
 /// use hyper::header::{Headers, Cookie};
 ///
 /// let mut headers = Headers::new();
 ///
 /// headers.set(
 ///    Cookie(vec![
-///        CookiePair::new("foo".to_owned(), "bar".to_owned())
+///        String::from("foo=bar")
 ///    ])
 /// );
-/// # }
 /// ```
 #[derive(Clone, PartialEq, Debug)]
 pub struct Cookie(pub Vec<String>);

src/header/common/set_cookie.rs

@@ -55,11 +55,6 @@ use std::str::from_utf8;
 ///
 /// # Example
 /// ```
-/// # extern crate hyper;
-/// # extern crate cookie;
-/// # fn main() {
-/// // extern crate cookie;
-///
 /// use hyper::header::{Headers, SetCookie};
 ///
 /// let mut headers = Headers::new();
@@ -69,7 +64,6 @@ use std::str::from_utf8;
 ///         String::from("foo=bar; Path=/path; Domain=example.com")
 ///     ])
 /// );
-/// # }
 /// ```
 #[derive(Clone, PartialEq, Debug)]
 pub struct SetCookie(pub Vec<String>);

src/lib.rs

@@ -26,7 +26,6 @@ extern crate time;
 #[macro_use] extern crate tokio_core as tokio;
 extern crate tokio_proto;
 extern crate tokio_service;
-#[macro_use] extern crate url;
 extern crate unicase;
 #[macro_use] extern crate url;