bug#24398: [PATCH] Refactor common code in {upcase, downcase, capitalize}-word functions

[Eli Zaretskii]

> From: Michal Nazarewicz <mina86@mina86.com>
> Date: Fri,  9 Sep 2016 23:59:19 +0200
> 
> * src/casefiddle.c (operate_on_word): Removed in favour of…
> (casify_word) …new function which does what operate_on_word did plus
> what all of the common code from *-word functions.
> (upcase-word, downcase-word, capitalize-word): Move code common between
> those functions (pretty much the whole body of those functions) into
> casify_word and use that instead of now deleted operato_on_word.
                                                  ^^^^^^^^^^^^^^^
A typo.

Thanks.