chromium/third_party/blink/web_tests/http/tests/fetch/chromium/error-messages-expected.txt

CONSOLE ERROR: Access to fetch at 'http://localhost:8000/fetch/resources/doctype.html' from origin 'http://127.0.0.1:8000' has been blocked by CORS policy: No 'Access-Control-Allow-Origin' header is present on the requested resource. If an opaque response serves your needs, set the request's mode to 'no-cors' to fetch the resource with CORS disabled.
This is a testharness.js-based test.
Harness: the test ran to completion.