[Bf-committers] small filesel.c (cleanup) patch

[Daniel Fairhead]

> sure, it's always good to clean things up to make them more understandable
> and reliable. but, did this change speed it up, or slow it down? lots of
> stuff is slow as a pig on blender since a while. just curios, and
> fileselecting is one such thing.

neither. this is just a refactor(?). I want to have a proper go at filesel.c sometime,
but am still pondering, and this was a simple little thing.

Dan