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LibWeb: Do not destroy document until whole subtree completed unloading

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Fixes crashing when "unload" event handler tries to access active
document that has already been destroyed.
This commit is contained in:
Aliaksandr Kalenik 2024-04-19 15:38:17 +02:00 • committed by Alexander Kalenik
commit d3cfe35fbd
Notes: sideshowbarker 2024-07-16 22:18:54 +09:00
6 changed files with 70 additions and 26 deletions
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10
Tests/LibWeb/Text/data/iframe-unload-event.html Normal file
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@ -0,0 +1,10 @@
<!DOCTYPE html>
<iframe
name="test"
srcdoc="<script>window.addEventListener('unload', () => { window['test']; })</script>"
></iframe>
<script>
window.addEventListener("unload", () => {
window["test"];
});
</script>