"Google calls the feature "Identity consistency between browser and cookie jar" and a Chrome representative on the official Google Chrome Help Forum confirmed that this is the intended behavior. >This is an intended behaviour if you are using the same Google Account for your Gmail and Chrome. If yes, you'll be signed out of Chrome when you signed out of Gmail account. ... Good news is that it is possible currently to…
2. Google can say >99% of users "prefer" the new setting.
3. Tighten the lock-in.