[headers-normalize-response.htm]
  expected:
    if (os == "android") and fission: [OK, TIMEOUT]
  [Header value: hello\\0world]
    expected: FAIL

  [Header value: \\0hello world]
    expected: FAIL

  [Header value: \\0]
    expected: FAIL

  [Header value: hello world\\0]
    expected: FAIL