<!DOCTYPE html> <script src="/resources/testharness.js"></script> <script src="/resources/testharnessreport.js"></script> <script src="/resources/testdriver.js"></script> <script src="/resources/testdriver-actions.js"></script> <script src="/resources/testdriver-vendor.js"></script> <canvas id="canvas"></canvas> <script> promise_test(async (t) => { const presenter = await navigator.ink.requestPresenter({presentationArea: canvas}); const style = { color: "green", diameter: 6 }; window.addEventListener("pointermove", evt => { presenter.updateInkTrailStartPoint(evt, style); }); document.body.removeChild(canvas); const actions_promise = new test_driver.Actions().pointerMove(10, 10).send(); t.add_cleanup(() => actions_promise); }, "No crash when accessing presenter associated with deleted presentation area."); </script>