chromium/src/third_party/blink/web_tests/http/tests/devtools/network/resources/docwrite.js

document.write('<script src="http://localhost:8000/devtools/network/resources/empty-script.js?docWritten-1"></s' + 'cript>');
document.write('<script src="http://localhost:8000/devtools/network/resources/empty-script.js?docWritten-2"></s' + 'cript>');
document.write('<script src="http://localhost:8000/devtools/network/resources/empty-script.js?docWritten-3"></s' + 'cript>');