That is indeed a great cheer up comment. Here have a marshmellow:(_()
those are indeed possibilities. However, without advertising as such in a recognisable way (not over dramatic, not very subtle either, just recognizable) I don't think it's that bad a comment to be honest. On the other hand, if you find it offensive you could of course always say so and ask the poster if he would direct such comments to others... Just my 2 cp