[element-request-fullscreen-and-exit-iframe.html]
  expected:
    if os == "mac": [OK, TIMEOUT]
  [Checks that the fullscreenchange events fire in right order when exiting fullscreen]
    expected:
      if os == "mac": [PASS, FAIL, NOTRUN]

  [Checks that the fullscreenchange events fire in right order when entering fullscreen]
    expected:
      if os == "mac": [PASS, FAIL, TIMEOUT]