They would just have to divest portions of their product.
It’s painfully simple and we’ve done it a million times. Breaking up AT&T is probably the most obvious example.
They could split up the search and ads business and maps and Google local search and so on.
It would be fine. We’d be fine.
Also if you work at Google can you tell us if anyone has noticed that the supposedly “equal/superior service” has degraded so badly that it’s barely fucking usable a lot of the time?
Which is, of course, relevant.