[Fedora-packaging] Another way to handle icon cache?

[Rex Dieter]

Christopher Meng wrote:

> Hi,
> 
> https://fedoraproject.org/wiki/Packaging:ScriptletSnippets#Icon_Cache
> 
> has provided a common way to process with the icon cache.
> 
> However there is another way to achieve:
> 
> xdg-icon-resource forceupdate --theme hicolor &> /dev/null
> 
> Is it ok to revise the guideline to use this command?(Furthermore,
> provide us a macro)

FPC (ie, me when proposing it) considered xdg-icon-resource awhile back, but 
it cannot be optimized like the current set of scriptlets (ie, only run once 
per transaction)

-- Rex