If I new where, I'd offer my time as a software engineer to make a Pull Request of sorts. It'd be really useful and it's already present in the desktop variants anyway so what's the difficulty on this one? I'd guess one could reuse quite some functio...
I also wish Firefox for Android (and possibly iOS, though I do not create Accounts via my iPhone) had a secure password generator. Thanks to the secure password generator on desktop I never use weak passwords anymore and most of my accounts have diff...