bug#21739: 25.0.50; Frame title not updated after killing buffer

[Eli Zaretskii]

> From: oscarfv@telefonica.net (Óscar Fuentes)
> Date: Fri, 23 Oct 2015 00:59:14 +0200
> 
> emacs -Q
> 
> Eval this code in *scratch*:
> 
> 
> (global-set-key (kbd "C-k")
>               (lambda ()
>                 (interactive)
>                 (kill-buffer (current-buffer))))
> 
> (setq frame-title-format '("Emacs: %b %+%+ %f @ " system-name))
> 
> 
> Notice the frame title, which should mention the current buffer's name
> (*scratch*). Now press C-k to kill the buffer. *Messages* is shown, but
> the frame title keeps mentioning *scratch*.

Thanks, fixed.