Staging: xgifb: remove externs in XGI_accel.c

Remove 2 extern variables definations from XGI_accel.c that were
defined in other .h files.
Signed-off-by: NBill Pemberton <wfp5p@virginia.edu>
Cc: Arnaud Patard <apatard@mandriva.com>
Signed-off-by: NGreg Kroah-Hartman <gregkh@suse.de>

drivers/staging/xgifb/XGI_accel.c

@@ -48,10 +48,6 @@
 #include "XGIfb.h"
 #include "XGI_accel.h"
 
-
-extern struct     video_info xgi_video_info;
-extern int XGIfb_accel;
-
 static const int XGIALUConv[] =
 {
     0x00,       /* dest = 0;            0,      GXclear,        0 */