It introduced new (old) test failures on some still-tested Windows
versions.

This used to be invalidated to update the vertex shader position fixup
uniform, but this is handled by STATE_VIEWPORT now. Any performance impact
from this will be minimal, since in practice there are enough other things
invalidating STATE_VDECL that it's close to being invalidated for every draw
anyway.

oleaut32: Fixed initial cyLogical value in IFont constructor. Fixed get_Size to return same value as Windows.