bug#24117: 25.1; url-http-create-request: Multibyte text in HTTP request

[Eli Zaretskii]

> From: Lars Ingebrigtsen <larsi@gnus.org>
> Cc: dgutov@yandex.ru,  stakemorii@gmail.com,  24117@debbugs.gnu.org
> Date: Mon, 08 Aug 2016 18:18:18 +0200
> 
> That you have to encode the data returned before doing network stuff
> (which is what the RFC talks about) is a completely different matter.

But no one does.  So evidently, leaving this to applications just
makes us buggy.

> The function is used to decompose URLs found in nature.  Those URLs
> contain non-ASCII characters.

URLs found in nature are all unibyte strings.