I suppose it technically doesn't require a WebViee, but that's the easiest solution in most cases.
I'm not sure how you're going to implement Google's 2FA in a non-WebView solution, but if you can get the right UI and data flows to work, I'm sure you can do without.
I'm not sure how you're going to implement Google's 2FA in a non-WebView solution, but if you can get the right UI and data flows to work, I'm sure you can do without.