We report this for WINED3DFMT_D24S8, so there should be no reason
WINED3DFMT_D24X8 can't do it. Fixes a regression in 3DMark06.

Currently depth formats are handled separately from the other formats,
but depth formats can support things like filtering as well, so we
should check those caps as well.

Remove workaround put in place by a previous patch, due to buggy flag reporting.
Tests to verify fixed behavior.

Results on test.winehq.org show failures for at least Vista as new
DISPID's are known there.

out_ptr is a stack variable. *out_ptr is heap allocated and is what
was meant to be freed.

Reduce the size of the IsClient field, as is done in the latest SDKs
to fix NdrClientInitializeNew tests on XP SP3 and Win2003+.

SM3.0 requires 10 4 component float varyings for passing stuff between
vertex and pixel shaders. GF7 and earlier report 8 generic varyings +
gl_Color and gl_SecondaryColor in GLSL. This patch allows us to use
gl_Color and gl_SecondaryColor to get 2 extra varyings, which some
games, like C&C3 with highest gfx settings, require.

wininet: Always pass a variable as lpNumberOfBytesWritten on a WriteFile call if lpOverlapped is set to NULL.