Added scale_factor to Screenshot data for use when cropping to widget bounds

winit/src/application.rs

@@ -1066,6 +1066,7 @@ pub fn run_command<A, C, E>(
                     proxy.send(tag(window::Screenshot::new(
                         bytes,
                         state.physical_size(),
+                        state.viewport().scale_factor(),
                     )));
                 }
             },

winit/src/multi_window.rs

@@ -1239,6 +1239,7 @@ fn run_command<A, C, E>(
                         proxy.send(tag(window::Screenshot::new(
                             bytes,
                             window.state.physical_size(),
+                            window.state.viewport().scale_factor(),
                         )));
                     }
                 }