Fix imports in the multithreaded example

examples/multithreaded.rs

@@ -7,7 +7,7 @@ fn main() {
     use winit::{
         event::{ElementState, Event, KeyboardInput, VirtualKeyCode, WindowEvent},
         event_loop::{ControlFlow, EventLoop},
-        window::{CursorIcon, WindowBuilder},
+        window::{CursorIcon, Fullscreen, WindowBuilder},
     };
 
     const WINDOW_COUNT: usize = 3;

src/platform_impl/ios/view.rs

@@ -500,7 +500,9 @@ pub unsafe fn create_window(
             let () = msg_send![uiscreen, setCurrentMode: video_mode.video_mode.screen_mode];
             msg_send![window, setScreen:video_mode.monitor().ui_screen()]
         }
-        Some(Fullscreen::Borderless(ref monitor)) => msg_send![window, setScreen:monitor.ui_screen()],
+        Some(Fullscreen::Borderless(ref monitor)) => {
+            msg_send![window, setScreen:monitor.ui_screen()]
+        }
         None => (),
     }