message: Remove debug output left behind by accident.
diff: @@ -1256,7 +1256,6 @@ TEST_F(GraphPropertiesTest, ArithmeticFunctionReturnTensorValue) {
  const auto out_props = properties.GetOutputProperties("MyFunc");
  const OpInfo::TensorProperties out_prop0 = out_props[0];
  EXPECT_EQ("int32: [2]", PropToString(out_prop0));
  - LOG(INFO) << out_prop0.DebugString();
  EXPECT_FALSE(out_prop0.has_value());
  }
  