wined3d: Only unset the onscreen depth / stencil buffer once in wined3d_device_reset().
[wine] / dlls / vtdapi.vxd /
drwxr-xr-x   ..
-rw-r--r-- 63 Makefile.in
-rw-r--r-- 1643 vtdapi.c
-rw-r--r-- 81 vtdapi.vxd.spec