front-end: minor refactoring

diff --git a/front_end/src/yew_components.rs b/front_end/src/yew_components.rs
index 3ea0c7c910a8d1923efd9a4db22f6d695ef2e44c..04094d0d42def6b5d3495a71bafc8ebae998737b 100644 (file)
--- a/front_end/src/yew_components.rs
+++ b/front_end/src/yew_components.rs
@@ -607,7 +607,7 @@ impl Wrapper {
     fn cleanup_disconnect_callbacks(&mut self) {
         let window = web_sys::window().expect("Should be able to get window");
         // if previously set disconnect callback is set, unset it
-        if let Some(callback) = self.cleanup_id_callback.borrow_mut().take() {
+        if let Some(callback) = self.cleanup_id_callback.take() {
             let mut options = EventListenerOptions::new();
             options.capture(true);
             if window