Fix web demo

crates/eframe/src/web/app_runner.rs

@@ -178,14 +178,15 @@ impl AppRunner {
         let canvas_size = super::canvas_size_in_points(self.canvas_id());
         let raw_input = self.input.new_frame(canvas_size);
 
-        let full_output = self.egui_ctx.run(raw_input, |egui_ctx| {
-            self.app.update(egui_ctx, &mut self.frame);
+        let full_output = self.egui_ctx.run(raw_input, 0, 0, |egui_ctx| {
+            self.app.update(egui_ctx, &mut self.frame, None);
         });
         let egui::FullOutput {
             platform_output,
             repaint_after,
             textures_delta,
             shapes,
+            ..
         } = full_output;
 
         self.handle_platform_output(platform_output);
@@ -199,6 +200,7 @@ impl AppRunner {
 
         self.frame.info.cpu_usage = Some((now_sec() - frame_start) as f32);
 
+        let (_, repaint_after) = repaint_after[0];
         (repaint_after, clipped_primitives)
     }
 

crates/egui_demo_app/src/apps/http_app.rs

@@ -1,3 +1,4 @@
+use egui::ViewportRender;
 use egui_extras::RetainedImage;
 use poll_promise::Promise;
 
@@ -54,7 +55,12 @@ impl Default for HttpApp {
 }
 
 impl eframe::App for HttpApp {
-    fn update(&mut self, ctx: &egui::Context, frame: &mut eframe::Frame) {
+    fn update(
+        &mut self,
+        ctx: &egui::Context,
+        frame: &mut eframe::Frame,
+        _: Option<&ViewportRender>,
+    ) {
         egui::TopBottomPanel::bottom("http_bottom").show(ctx, |ui| {
             let layout = egui::Layout::top_down(egui::Align::Center).with_main_justify(true);
             ui.allocate_ui_with_layout(ui.available_size(), layout, |ui| {