[transition-timing-function-valid.html]
[e.style['transition-timing-function'\] = "steps(2, jump-both)" should set the property value]
expected: FAIL
[e.style['transition-timing-function'\] = "steps(2, jump-none)" should set the property value]
expected: FAIL
[e.style['transition-timing-function'\] = "steps(2, jump-start)" should set the property value]
expected: FAIL
[e.style['transition-timing-function'\] = "steps(2, jump-end)" should set the property value]
expected: FAIL