[Blob-constructor.html]
  type: testharness
  [Passing non-objects, Dates and RegExps for blobParts should throw a TypeError.]
    expected: FAIL
    bug: https://github.com/servo/rust-mozjs/issues/269

  [Passing a FrozenArray as the blobParts array should work (FrozenArray<MessagePort>).]
    expected: FAIL
    bug: https://github.com/servo/servo/issues/7457

  [options properties should be accessed in lexicographic order.]
    expected: FAIL