[s3tc-and-rgtc.html]
  [WebGL test #148]
    expected: FAIL

  [WebGL test #150]
    expected: FAIL

  [WebGL test #247]
    expected: FAIL

  [WebGL test #249]
    expected: FAIL

  [WebGL test #346]
    expected: FAIL

  [WebGL test #348]
    expected: FAIL

  [WebGL test #49]
    expected: FAIL

  [WebGL test #51]
    expected: FAIL