[snapchanged-on-user-root-scroll.tentative.html]
[snapchanged event fires after snap target changes on touch scroll]
expected: FAIL
[snapchanged event fires after snap target changes on wheel scroll]
expected: FAIL
[snapchanged event fires after snap target changes on scrollbar drag]
expected:
if os == "android": PASS
FAIL
[snapchanged event fires after snap target changes on keydown press]
expected: FAIL
[snapchanged is not fired if snap target doesn't change on user scroll]
expected: FAIL