chromium/src/third_party/blink/web_tests/external/wpt/html/webappapis/dynamic-markup-insertion/document-write/module-tla-import.mjs - manifest_repos/chromium_src - Git at Google

 document.write("document.write body contents\n");
 document.close();

 window.parent.document.dispatchEvent(new CustomEvent("documentWriteDone"));
	document.write("document.write body contents\n");
	document.close();

	window.parent.document.dispatchEvent(new CustomEvent("documentWriteDone"));