wined3d: Store the swapchain instead of the surface in the context.
[wine] / dlls / userenv /
drwxr-xr-x   ..
-rw-r--r-- 278 Makefile.in
drwxr-xr-x - tests
-rw-r--r-- 788 userenv.spec
-rw-r--r-- 6630 userenv_main.c