bug#16028: 24.3.50; Latest build completely breaks my thumnail frames code

[Eli Zaretskii]

> Date: Fri, 06 Dec 2013 09:20:40 +0100
> From: martin rudalics <rudalics@gmx.at>
> Cc: 16028@debbugs.gnu.org
> 
> ;; (enlarge-font-by 4)
> ;; (enlarge-font-by -4)
> ;; (enlarge-font-by -4)
> ;; (enlarge-font-by 0)
> ;; (enlarge-font-by 4)
> 
> 
> With emacs -Q evaluating the commented out rows in sequence gets me in *temp*:
> 
> -outline-Courier New-normal-normal-normal-mono-13-*-*-*-c-*-iso8859-1 (80 . 
> 38) (672 . 608) ->
> -outline-Courier New-normal-normal-normal-mono-17-*-*-*-c-*-iso8859-1 (80 . 
> 38) (836 . 760)
> 
> -outline-Courier New-normal-normal-normal-mono-17-*-*-*-c-*-iso8859-1 (80 . 
> 38) (836 . 760) ->
> -outline-Courier New-normal-normal-normal-mono-13-*-*-*-c-*-iso8859-1 (80 . 
> 38) (672 . 608)
> 
> -outline-Courier New-normal-normal-normal-mono-13-*-*-*-c-*-iso8859-1 (80 . 
> 38) (672 . 608) ->
> -outline-Courier New-normal-normal-normal-mono-9-*-*-*-c-*-iso8859-1 (80 . 
> 38) (436 . 456)
> 
> -outline-Courier New-normal-normal-normal-mono-9-*-*-*-c-*-iso8859-1 (80 . 
> 38) (436 . 456) ->
> -outline-Courier New-normal-normal-normal-mono-9-*-*-*-c-*-iso8859-1 (80 . 
> 38) (436 . 456)
> 
> -outline-Courier New-normal-normal-normal-mono-9-*-*-*-c-*-iso8859-1 (80 . 
> 38) (436 . 456) ->
> -outline-Courier New-normal-normal-normal-mono-13-*-*-*-c-*-iso8859-1 (80 . 
> 38) (672 . 608)
> 
> 
> The sit-for is needed for getting the right new pixel values, the
> resizing effect is the same when I comment it out.  What do you get
> here?

Perhaps the real-life thumbnail-mode does something to restore the
frame dimensions, thus countermanding the effect of making the font
smaller?