You shouldn't even think about it. Whether he plays for the US, Italy or T&T all I would care is that he plays well for Juve.
Canada and soccer/football shouldn't be in the same sentence. No coaches, no real league, no organization...yeah, the kids play it a lot but they're going nowhere until they implement a good system with the right people on board. For now it's a joke. The US are miles ahead atm.