Enable Pinch to Zoom in Chrome, Chromium, and Brave on Ubuntu Linux

I have been using Linux for a very long time, and in recent years I have been doing all my .NET work in Ubuntu . Firefox has been my default browser for most of this time, but I also like having some variant of Chromium installed. And for the past few months, that has been Brave . With Firefox, by default, I can use the touchpad or screen to pinch to zoom in and out of web pages. But with…