wined3d: add surface convertor from D3DFMT_X8R8G8B8 to D3DFMT_R5G6B5

[Victor Eremin]

removes "cannot convert" FIXMEs in "Ancient Evil" game.
---
 dlls/wined3d/surface_base.c |   18 ++++++++++++++++++
 1 files changed, 18 insertions(+), 0 deletions(-)
-------------- next part --------------
A non-text attachment was scrubbed...
Name: d15c66beebaaaa5ab7130161278d0ee86ee79aed.diff
Type: text/x-patch
Size: 1321 bytes
Desc: not available
Url : http://www.winehq.org/pipermail/wine-patches/attachments/20080713/488c6e15/attachment.bin 
-------------- next part --------------
A non-text attachment was scrubbed...
Name: not available
Type: application/pgp-signature
Size: 489 bytes
Desc: This is a digitally signed message part.
Url : http://www.winehq.org/pipermail/wine-patches/attachments/20080713/488c6e15/attachment.pgp