bug#23179: 25.0.92; Restore `M-,' to continue etags search

[Eli Zaretskii]

> Date: Sun, 3 Apr 2016 22:30:34 +0200
> From: Anders Lindgren <andlind@gmail.com>
> Cc: Brief Busters <dgutov@yandex.ru>, 23179@debbugs.gnu.org
> 
>  Why is showing the UI a problem? You can always delete the window if
>  you don't want to see it. "C-x 0" is all it takes.
> 
> I use a number of side-by-side windows, each typically contains one thing I'm 
> working on. If I do a search in
> one window, I don't want the content of another to be obscured.

Sorry, I don't understand: how is this different from *Help* or *Completions*?

> C-x 0 is out of the question, as it would break the side-by-side
> window layout.

OK, then "C-x b" or "C-x 4 C-o" will do, right?