[mask-valid.sub.html]
  expected:
    if (os == "android") and fission: [OK, TIMEOUT]
  [e.style['mask'\] = "repeat-y" should set the property value]
    expected: FAIL

  [e.style['mask'\] = "content-box" should set the property value]
    expected: FAIL

  [e.style['mask'\] = "margin-box" should set the property value]
    expected: FAIL

  [e.style['mask'\] = "view-box" should set the property value]
    expected: FAIL

  [e.style['mask'\] = "no-clip" should set the property value]
    expected: FAIL

  [e.style['mask'\] = "subtract" should set the property value]
    expected: FAIL

  [e.style['mask'\] = "alpha" should set the property value]
    expected: FAIL

  [e.style['mask'\] = "intersect no-clip space round 1px 2px / contain view-box, stroke-box linear-gradient(to left bottom, red, blue) luminance" should set the property value]
    expected: FAIL

  [e.style['mask'\] = "none alpha" should set the property value]
    expected: FAIL