chromium/third_party/blink/web_tests/external/wpt/fetch/api/request/request-headers.any.serviceworker-expected.txt

This is a testharness.js-based test.
Found 1 FAIL, 0 TIMEOUT, 0 NOTRUN.
[FAIL] Adding valid request header "User-Agent: OK"
  assert_equals: expected (string) "OK" but got (object) null
Harness: the test ran to completion.