wined3d: Make sure we have an active GL context before calling surface_remove_pbo().
[wine] / dlls / wintab.dll16 /
drwxr-xr-x   ..
-rw-r--r-- 340 Makefile.in
-rw-r--r-- 14216 wintab.c
-rw-r--r-- 2622 wintab.dll16.spec