bug#30190: 27.0.50; term run in line mode shows user passwords

[Noam Postavsky]

Eli Zaretskii <eliz@gnu.org> writes:

> I'm for fixing this in Emacs 26.2, but I still don't think I
> understand why the latest patch proposed in the discussion of this bug
> needs to "steal" so much from comint.el?
>
> Also, why does term-watch-for-password-prompt need to be invoked via a
> hook?

I don't these things are really required; as far as I understand, Tino
did it that way in order to be safer: the "stealing" is to avoid loading
comint.el, and using the hook is to keep the code closer to the already
working example it's being copied from.