1 files changed, 2 insertions, 0 deletions
diff --git a/widget/src/canvas.rs b/widget/src/canvas.rs
index 96062038..390f4d92 100644
--- a/widget/src/canvas.rs
+++ b/widget/src/canvas.rs
@@ -129,6 +129,7 @@ where
 
     fn layout(
         &self,
+        _tree: &mut Tree,
         _renderer: &Renderer,
         limits: &layout::Limits,
     ) -> layout::Node {
@@ -147,6 +148,7 @@ where
         _renderer: &Renderer,
         _clipboard: &mut dyn Clipboard,
         shell: &mut Shell<'_, Message>,
+        _viewport: &Rectangle,
     ) -> event::Status {
         let bounds = layout.bounds();