[MouseEvent-prototype-offsetX-offsetY.html]
  expected:
    if (os == "android") and fission: [OK, TIMEOUT]
  [MouseEvent's offsetX and offsetY attributes must be relative to the target.]
    expected: FAIL

  [MouseEvent's offsetX and offsetY attributes must be relative to the shadow host when an event is dispatched inside its shadow tree.]
    expected: FAIL
