[view-timeline-axis-parsing.html]
[e.style['view-timeline-axis'\] = "y" should set the property value]
expected: FAIL
[e.style['view-timeline-axis'\] = "x" should set the property value]
expected: FAIL
[e.style['view-timeline-axis'\] = "block, y, x, inline" should set the property value]
expected: FAIL