basic-vt-opt-in.html | Explore in Territory

<!DOCTYPE html>
<html>
<style>
  @view-transition {
    navigation: auto;
  }
</style>
<script>
  let had_incoming_transition = false;
  addEventListener('pagereveal', e => {
    if (e.viewTransition)
      had_incoming_transition = true;
  });
</script>
<body></body>
</html>

chromium/content/test/data/view_transitions/basic-vt-opt-in.html