bug#23897: 25.1.50; Argument at point not being highlighted in eldoc hints

[Eli Zaretskii]

> From: Kaushal Modi <kaushal.modi@gmail.com>
> Date: Fri, 08 Jul 2016 19:42:44 +0000
> Cc: 23897@debbugs.gnu.org, dgutov@yandex.ru
> 
> Instead of "Isearch: " showing in a different face than that of the use input 
> in the minibuffer, "Isearch: " prompt
> + user input search string showed up in the same face. 

Ah, okay.  Then this is also fixed.

Thanks.