Experiment with call syntax only working for copy types

examples/compose.rs

@@ -22,7 +22,7 @@ fn app() -> Element {
     let open_compose_window = move |evt: MouseEvent| {
         let tx = handle.tx();
         dioxus_desktop::window().new_window(
-            VirtualDom::new_with_props(compose, Rc::new(move |s| tx.unbounded_send(s))),
+            VirtualDom::new_with_props(compose, Rc::new(move |s| tx.unbounded_send(s).unwrap())),
             Default::default(),
         );
     };
@@ -50,7 +50,7 @@ fn compose(send: Rc<dyn Fn(String)>) -> Element {
 
             button {
                 onclick: move |_| {
-                    send(user_input.get().clone());
+                    send(user_input.cloned());
                     dioxus_desktop::window().close();
                 },
                 "Click to send"