[flex-serialization.html]
  [CSSOM - Flex serialization]
    expected: FAIL

  [Single value flex with non-CSS-wide value should serialize correctly.]
    expected: FAIL

  [Single value flex with CSS-wide keyword should serialize correctly.]
    expected: FAIL

  [Multiple values flex with CSS-wide keyword should serialize correctly.]
    expected: FAIL

  [Multiple values flex with CSS-wide keywords and non-CSS-wide value should serialize correctly.]
    expected: FAIL

  [Multiple values flex with CSS-wide and two non-CSS-wide-keyword values should serialize correctly.]
    expected: FAIL