Which is ironic because this judgement will destroy Firefox (if Firefox doesn't destroy itself, anyway), and probably Chrome, and leave Edge as basically the only mainstream web browser with a "monopoly". The more things change...
I think Firefox will live. Maybe Mozilla dies, but somebody will raise funds and pick up the work.
Selling off Chrome ≠ Destroying Chrome
Do you think it would survive a sale? Could the project be able to survive a huge nose dive in contributors? I only use chrome because I trust Google, who knows if the new owner would be similarly trustworthy in my eyes.