The main goal of Android is to have billions of users using Chrome (which is as of now the only major browser without tracking/ad blocking enabled by default),

The main goal of Android is to have billions of users using Chrome (which is as of now the only major browser without tracking/ad blocking enabled by default), in order to track you across the web and sell the ads, which is the Google's raison d'etre and main profit center. So, nope.