d3d8/d3d9: fix compiler warnings on non x86/x86_64

[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
http://testbot.winehq.org/JobDetails.pl?Key=7411

Your paranoid android.


=== WVISTAADM (32 bit device) ===
device.c:2512: Test failed: Expected foreground window 000101D6, got 000101D2.

=== W7PRO (32 bit device) ===
device.c:2512: Test failed: Expected foreground window 00020158, got 00020058.
device.c:2651: Test failed: Expected foreground window 00030158, got 00020058.

=== W7PROX64 (64 bit device) ===
device.c:2512: Test failed: Expected foreground window 00000000000F0176, got 0000000000010068.
device.c:2651: Test failed: Expected foreground window 0000000000100176, got 0000000000010068.