[gl-vertex-attrib-zero-issues.html]
  bug: https://github.com/servo/servo/issues/26004
  [WebGL test #19: canvas should be green\nat (0, 0) expected: 0,255,0,255 was 0,0,0,0]
    expected:
      if os == "mac": FAIL

  [WebGL test #31: canvas should be green\nat (0, 0) expected: 0,255,0,255 was 0,0,0,0]
    expected:
      if os == "mac": FAIL

  [WebGL test #11: canvas should be green\nat (0, 0) expected: 0,255,0,255 was 0,0,0,0]
    expected:
      if os == "mac": FAIL

  [WebGL test #13: canvas should be green\nat (0, 0) expected: 0,255,0,255 was 0,0,0,0]
    expected:
      if os == "mac": FAIL

  [WebGL test #25: canvas should be green\nat (0, 0) expected: 0,255,0,255 was 0,0,0,0]
    expected:
      if os == "mac": FAIL

  [WebGL test #7: canvas should be green\nat (0, 0) expected: 0,255,0,255 was 0,0,0,0]
    expected:
      if os == "mac": FAIL

  [WebGL test #23: canvas should be green\nat (0, 0) expected: 0,255,0,255 was 0,0,0,0]
    expected:
      if os == "mac": FAIL

  [WebGL test #29: canvas should be green\nat (0, 0) expected: 0,255,0,255 was 0,0,0,0]
    expected:
      if os == "mac": FAIL

  [WebGL test #5: canvas should be green\nat (0, 0) expected: 0,255,0,255 was 0,0,0,0]
    expected:
      if os == "mac": FAIL

  [WebGL test #17: canvas should be green\nat (0, 0) expected: 0,255,0,255 was 0,0,0,0]
    expected:
      if os == "mac": FAIL