wined3d: Improve detection of device palette change.

[Stefan Dösinger]

Am Freitag, 28. März 2008 22:37:32 schrieb Alexander Dorofeyev:
> Hi.
>
> I just put it nearby other somewhat related calls. This code doesn't really
> need ENTER_GL/LEAVE_GL, but there's a bigger problem that this
> ENTER_GL/LEAVE_GL in PreLoad is around other routines too that mostly don't
> need it and leads to ActivateContext being called inside it etc. I've
> already sent a patch to remove ENTER_GL/LEAVE_GL in PreLoad, but it wasn't
> fully ok. I plan to fix and resend the latter patch after issues are taken
> care of (a bit of lack of consistency with holding / not-holding the lock
> in LoadLocation and its helper routines).
Ok, I am fine with this patch if the ENTER_GL/LEAVE_GL stuff needs a different 
fix anyway