1026714.html
<!DOCTYPE html>
<html>
<body onload="f()">
<div></div>
<style>
div { color: blue; }
</style>
<script>
function f() {
// This should not leak.
var div = document.querySelector("div");
var shadow = div.createShadowRoot();
shadow.innerHTML = '<div><style scoped>p { color: green; }</style>';
}
</script>
</body>
