bug#32159: 26.1; inhibit-compacting-font-caches does not fix all fonts lagging issue

[Eli Zaretskii]

> From: net june <netjune@outlook.com>
> Date: Mon, 16 Jul 2018 03:43:10 +0000
> 
> Is it possible to save the font search result to file (custom file) for 
> next use? Then we just need to open the HELLO file once to cache the result.

I tried to explain in my other mail the downsides of caching font
information.  If you use Emacs as intended, i.e. by having a single
session running at all times, the cache is inside Emacs anyway.