1. This is never going to work.
2. Even if Google backed down, accepted him back, and he agreed to come back (all these hard to imagine), how could he work normally?
Either this guy was phenomenally stupid, or he's angling to become some kind of fringe reporter "personality". After this petition, Kickstarter for starting an online publication about "real diversity", culminating in him accepting a writer's position at some existing fringe blog.