d3d8: initialize IDirect3DDevice8 *device to NULL incase of immedient cleanup. (coverity 795)

[Rob Shearman]

2008/10/3 Aric Stewart <aric at codeweavers.com>:
> -    IDirect3DDevice8 *device;
> +    IDirect3DDevice8 *device=NULL;

Add spaces around the "=" here to match the rest of the code.

-- 
Rob Shearman