Remove unnecessary preventDefault() calls

src/platform_impl/web/event_loop/window_target.rs

@@ -91,7 +91,6 @@ impl<T> EventLoopWindowTarget<T> {
         canvas.set_attribute("data-raw-handle", &id.0.to_string());
 
         canvas.on_touch_start(prevent_default);
-        canvas.on_touch_end(prevent_default);
 
         let runner = self.runner.clone();
         let has_focus_clone = has_focus.clone();

src/platform_impl/web/web_sys/canvas.rs

@@ -138,14 +138,6 @@ impl Canvas {
         }));
     }
 
-    pub fn on_touch_end(&mut self, prevent_default: bool) {
-        self.on_touch_end = Some(self.common.add_event("touchend", move |event: Event| {
-            if prevent_default {
-                event.prevent_default();
-            }
-        }));
-    }
-
     pub fn on_blur<F>(&mut self, mut handler: F)
     where
         F: 'static + FnMut(),

src/platform_impl/web/web_sys/pointer.rs

@@ -203,13 +203,7 @@ impl PointerHandler {
                 let pointer_type = event.pointer_type();
 
                 match pointer_type.as_str() {
-                    "touch" => {
+                    "touch" | "mouse" => (),
-                        if prevent_default {
-                            // prevent scroll on mobile web
-                            event.prevent_default();
-                        }
-                    }
-                    "mouse" => (),
                     _ => return,
                 }