bug#57469: Missing information about all the modes that fall under prog-mode.

[Eli Zaretskii]

> Date: Mon, 29 Aug 2022 11:53:40 +0000
> From: uzibalqa <uzibalqa@proton.me>
> Cc: Christopher Dimech <dimech@gmx.com>, 57469-done@debbugs.gnu.org, 
> gregory@heytings.org
> 
> I like the idea of calling a function.  At least get information only about 
> built-in
> language major modes.  Would still be much better than current situation.

The language modes that come with Emacs change frequently, so keeping
that list up to date would be a significant maintenance burden.  No,
thanks.

You should just keep in mind that every mode for something that looks
like a programming language inherits from prog-mode.