Yeah, like a racists remark. I myself have a hard time using "black" describing a person. Maybe as a whole group I could. I'm not condemning the poster in anyway as I could be taking that the wrong way. I assume he/she meant Obama, he/she could have used Barry as it would have been a better choice.
If he/she used "white" to describe the woman in whom I think he's refering to Hillary then maybe I'd think he/she... .