[DOMTokenList-coverage-for-attributes.html]
  [a.dropzone in http://www.w3.org/1999/xhtml namespace should be DOMTokenList.]
    expected: FAIL
    bug: 723008

  [area.dropzone in http://www.w3.org/1999/xhtml namespace should be DOMTokenList.]
    expected: FAIL
    bug: 723008

  [link.dropzone in http://www.w3.org/1999/xhtml namespace should be DOMTokenList.]
    expected: FAIL
    bug: 723008

  [iframe.dropzone in http://www.w3.org/1999/xhtml namespace should be DOMTokenList.]
    expected: FAIL
    bug: 723008

  [output.dropzone in http://www.w3.org/1999/xhtml namespace should be DOMTokenList.]
    expected: FAIL
    bug: 723008

  [td.dropzone in http://www.w3.org/1999/xhtml namespace should be DOMTokenList.]
    expected: FAIL
    bug: 723008

  [th.dropzone in http://www.w3.org/1999/xhtml namespace should be DOMTokenList.]
    expected: FAIL
    bug: 723008

