Trusted by whom? I find it easier to trust a random github repo author than the developers of chrome.
Not even speaking about bugs, guess what will this cause in combination with users conditioned to blindly click OK on security warnings:
https://www.fixyourbrowser.com/browser/google-chrome/google-...
You might want to re-evaluate your threat model there.
Note that all these problems apply to Firefox, Safari and Blink as well.
And most (all?) of them apply to other platforms (cite: TikTok, plenty of viruses on every platform).