He never played as a winger at Udinese. He's never been one, he's a central midfielder. Whether you think he can play in a two or not doesn't mean he's now a wide player.
Argentina have played those two loads of times together and it's never been a problem. The issue is picking Gómez and not someone else. But then it's Saudi Arabia and they should have enough to beat them regardless. They were inches away from ending the game in the first half and the conversation would be different