As a Canadian and being brown myself, I don't have a problem with it. In fact I think it's hilarious. There's always context to everything, and he never did it with mal intent. In fact JTs cabinet ministers are the most multicultural in Canadian history. His defense minister is Sikh.
He's not racist, just liked to clown around as a kid. Things also change from generation to generation. Something like this would not be offensive back in 2001. In fact he'd probably be seen as a brotha back then. Nowadays things are different though, lots of snow flakes around.