vmware: Fix up some warnings after new compat API change.
vmware: Fix up some warnings after new compat API change.

Fixes multiple instances of these warnings on x86_64:
../../src/vmware.h:180:5: warning: implicit declaration of function 'xf86ScreenToScrn' [-Wimplicit-function-declaration]
../../src/vmware.h:180:5: warning: nested extern declaration of 'xf86ScreenToScrn' [-Wnested-externs]
../../src/vmware.h:180:5: warning: return makes pointer from integer without a cast [enabled by default]
Function `xf86ScreenToScrn' implicitly converted to pointer at ../../src/vmware.h:180

Reviewed-by: Jakob Bornecrantz <6c68cabc7124e43c9b4d50f86510600f69e74c99@vmware.com>
Signed-off-by: Robert Hooker <d74a1868a8a2bfe088ccf8a14e0fea52ce863644@ubuntu.com>
Signed-off-by: Jakob Bornecrantz <6c68cabc7124e43c9b4d50f86510600f69e74c99@vmware.com>

dezelin/xf86-video-vmware,dezelin/xf86-video-vmware,dezelin/xf86-video-vmware