Remove background from Settings

winit/src/application.rs

@@ -281,12 +281,8 @@ pub trait Application: Sized {
                     resized = false;
                 }
 
-                let new_mouse_cursor = renderer.draw(
-                    settings.background,
-                    &primitive,
-                    &debug.overlay(),
-                    &mut target,
-                );
+                let new_mouse_cursor =
+                    renderer.draw(&primitive, &debug.overlay(), &mut target);
 
                 debug.render_finished();
 

winit/src/settings/mod.rs

@@ -1,6 +1,4 @@
 //! Configure your application.
-use crate::Color;
-
 #[cfg(target_os = "windows")]
 #[path = "windows.rs"]
 mod platform;
@@ -17,16 +15,12 @@ pub struct Settings {
     ///
     /// [`Window`]: struct.Window.html
     pub window: Window,
-
-    /// The default background color of the application
-    pub background: Color,
 }
 
 impl Default for Settings {
     fn default() -> Settings {
         Settings {
             window: Window::default(),
-            background: Color::WHITE,
         }
     }
 }