[Element-getAnimations-dynamic-changes.tentative.html]
  [Animations preserve their startTime when changed]
    expected: FAIL

  [Only the startTimes of existing animations are preserved]
    expected: FAIL

  [Updated Animations maintain their order in the list]
    expected: FAIL

  [Animations are removed from the start of the list while preserving the state of existing Animations]
    expected: FAIL

  [Animation state is preserved when interleaving animations in list]
    expected: FAIL