message: [XLA] Reduce maxval in random ops test.
  Reduced maxval in testRandomUniformIsNotConstant since the current value causes
  an overflow when using a device which supports DT_HALF.
diff: @@ -54,7 +54,7 @@ class RandomOpsTest(XLATestCase):
  def testRandomUniformIsNotConstant(self):
  def rng(dtype):
  - return random_ops.random_uniform(shape=[2], dtype=dtype, maxval=1000000)
  + return random_ops.random_uniform(shape=[2], dtype=dtype, maxval=100)
  for dtype in self._random_types():
  self._testRngIsNotConstant(rng, dtype)
  