chromium/third_party/blink/web_tests/external/wpt/wasm/serialization/module/resources/incrementer-iframe-domain.sub.html

<!DOCTYPE html>
<meta charset="utf-8">
<title>A test page that is sent a WebAssembly Module</title>
<script src="/resources/testharness.js"></script>
<script src="test-incrementer.js"></script>

<script>
"use strict";

document.domain = "{{host}}";
setupDestinationIncrementer(self, parent, "*");
</script>