I autofill much more often than I do anything else with my passwords. Therefore, it should be the main action and thus the most area clickable must lead to it.
The old behaviour was the correct one: click anywhere to autofill, but if you want to edit, then click on a specific area/button/context menu item.
the new behavious is super annoying: now I have to position my mouse over the Fill button every single time, and that’s 99% of the time with my stored passwords - I autofill them into web pages.
So why did you make it more difficult to me? This “new design” is an absolute degrate in usability.
There were some reasons for that change… but nevertheless: your request is already planned now - the old auto-fill behaviour will come back with one of the next releases as an optional setting: