clean up

crates/core/tests/tooltip.rs

@@ -150,16 +150,6 @@ fn hovering_elsewhere_deploys_nothing() {
     assert!(calls.borrow().is_empty());
 }
 
-#[test]
-fn the_button_passthrough_deploys_the_tooltip() {
-    let (cx, mut visual, calls) = tooltip_window();
-    hover(&mut visual, point(px(50.), px(100.)));
-    cx.executor().advance_clock(SHOW_DELAY);
-    visual.run_until_parked();
-    draw(&mut visual);
-    assert_eq!(*calls.borrow(), vec!["button"]);
-}
-
 /// An anchored tooltip hangs below the hovered parent's bottom edge with the
 /// spacing gap: it never covers the parent, wherever the cursor is inside it.
 #[test]