[request-idl.html]
  type: testharness
  [Request interface: attribute type]
    expected: FAIL

  [Request interface: attribute destination]
    expected: FAIL

  [Request interface: new Request("") must inherit property "type" with the proper type (3)]
    expected: FAIL

  [Request interface: new Request("") must inherit property "destination" with the proper type (4)]
    expected: FAIL