Earlier quoted context omitted.
It's an interesting hypothesis, but it's entirely possible that separated from Google, Chrome is either not a viable business model (browsers don't make money on their own) or is incentivized to get into bed with some other ad company to make money, to effectively the same result.
Aren't you pointing out the exact problem with Google? If Chrome wasn't a viable business without Google's ads subsidizing it, isn't its existence in its current form exactly the kind of anti-competitive outcome we would be better off without? Without Google subsidizing Chrome, a real competitive market for browsers might emerge, with more vendors investing more effort into competing for users, without having to comp…
Without Chrome there will be only be Safari and Edge