message: [XLA] Roll forward fix to use TF macro.
diff: @@ -58,12 +58,12 @@ class LiteralTestUtil {
  // Asserts that the given shapes have the same rank, dimension sizes, and
  // primitive types.
  static ::testing::AssertionResult EqualShapes(
  - const Shape& expected, const Shape& actual) MUST_USE_RESULT;
  + const Shape& expected, const Shape& actual) TF_MUST_USE_RESULT;
  // Asserts that the provided shapes are equal as defined in AssertEqualShapes
  // and that they have the same layout.
  static ::testing::AssertionResult EqualShapesAndLayouts(
  - const Shape& expected, const Shape& actual) MUST_USE_RESULT;
  + const Shape& expected, const Shape& actual) TF_MUST_USE_RESULT;
  static ::testing::AssertionResult Equal(const LiteralSlice& expected,
  const LiteralSlice& actual)
  