Google has a long history of "accidentally" breaking gmail on firefox and funneling users to Chrome back in the day. It's beyond stupid to argue they should be able to do whatever they want with their vertically integrated monopoly.
Like, if you want to dig holes in your own driveway sure whatever, but if you own all the roads in Detroit and you want to dig holes in them, then make a killing selling new tires and suspension repair a fair society wouldn't move out of Detroit, they'd fucking run you out of town.