bug#12051: 24.1; rcirc-send-message doesn't take multibyte into account.

[Eli Zaretskii]

> From:  Leo <sdl.web@gmail.com>
> Cc: 12051@debbugs.gnu.org
> Date: Thu, 16 Aug 2012 07:00:39 +0800
> 
> On 2012-08-16 00:59 +0800, Eli Zaretskii wrote:
> > Again, assuming the worst expansion is IMO much better, and will not
> > force you to encode in a loop.  But that's me.
> 
> By worst expansion, do you mean assuming each char to be 5 bytes?

Yes.