1[current-time-nan.html]
2  [currentTime should be null for a display: none scrollSource]
3    expected: FAIL
4
5  [currentTime should be null for a display: inline scrollSource]
6    expected: FAIL
7
8  [currentTime should be null when the scrollSource is not a scroller]
9    expected: FAIL
10
11  [currentTime should be null for an unattached scrollSource]
12    expected: FAIL
13
14