It’s not so much Google, as Flash is already deprecated and set to more or less disappear at the end of 2020, when it will hit end-of-life status.
You can read about it:
As for Chrome, I’m on Beta channel and it’s been this way for me already for a while, as far as I can tell?
It’s slightly annoying but not a show stopper, as long as you know how to re-enable it.
For regular browsing, it’s inside the settings, while in Incognito, you need to open the Site pane from the AwesomeBar (= address bar).