The D3D interop APIs are now declared in the CL headers, so we need to remove our declarations.
The CL headers also automatically include the D3D headers, which need to be included in a specific order (11 -> 10 -> 9), hence why the includes needed to be reshuffled.
Change-Id: I9bd37ceabec82e8bebd1d9c1a5a672ffc95c41d8