Backed out changeset 2fc34d798e24 (bug 1917771) for causing failures at baseline...

[gecko.git] / layout / style / test / mq_changes_child.html

<script>
const mql = matchMedia("(prefers-reduced-motion: reduce)");
mql.addEventListener("change", event => {
  parent.postMessage({ "matches": event.matches }, "*");
});

window.onload = () => { parent.postMessage("ready", "*"); };
</script>