Fix clippy warnings

Author: hjr3

src/lib.rs

@@ -33,7 +33,7 @@ impl<T: Connect> TimeoutConnector<T> {
     /// Construct a new TimeoutConnector with a given connector implementing the `Connect` trait
     pub fn new(connector: T) -> Self {
         TimeoutConnector {
-            connector: connector,
+            connector,
             connect_timeout: None,
             read_timeout: None,
             write_timeout: None,
@@ -50,15 +50,16 @@ where
 {
     type Response = Pin<Box<TimeoutConnectorStream<T::Response>>>;
     type Error = BoxError;
+    #[allow(clippy::type_complexity)]
     type Future = Pin<Box<dyn Future<Output = Result<Self::Response, Self::Error>> + Send>>;
 
     fn poll_ready(&mut self, cx: &mut Context<'_>) -> Poll<Result<(), Self::Error>> {
         self.connector.poll_ready(cx).map_err(Into::into)
     }
 
     fn call(&mut self, dst: Uri) -> Self::Future {
-        let read_timeout = self.read_timeout.clone();
-        let write_timeout = self.write_timeout.clone();
+        let read_timeout = self.read_timeout;
+        let write_timeout = self.write_timeout;
         let connecting = self.connector.call(dst);
 
         if self.connect_timeout.is_none() {