[PATCH 2/5] d3d8/tests: Avoid windowsx.h.

[Marvin]

Hi,

While running your changed tests on Windows, I think I found new failures.
Being a bot and all I'm not very good at pattern recognition, so I might be
wrong, but could you please double-check?
Full results can be found at
https://newtestbot.winehq.org/JobDetails.pl?Key=3094

Your paranoid android.


=== w7pro64 (32 bit device) ===
device.c:2465: Test failed: Expected foreground window 00030170, got 00060144.

=== w864 (32 bit device) ===
device.c:2483: Test failed: Expected foreground window 0004017A, got 0001007A.
device.c:3176: Test failed: Expected wndproc 0x40ff80, got 0x40ff80.