bug#56885: Fix url-about.el in EWW or make it obsolete

[Lars Ingebrigtsen]

Po Lu <luangruo@yahoo.com> writes:

> Why?  As I already said, there _is_ a use for it.  Is there another way
> to obtain information about supported URL schemes, their ports,
> services, and the proxies that apply to them, all in a single page?

If that's something that somebody wants, then writing a new command like
`url-describe-schemes' (that uses the *Help* machinery) would be the
natural thing to do.  I haven't really seen anybody (else) request that,
though.