i965: Move CACHE_NEW_*_VP flags to BRW_NEW_*_VP.

i965: Move CACHE_NEW_*_VP flags to BRW_NEW_*_VP.

We've been streaming these out for ages, so they basically have nothing
to do with brw_state_cache.c.

Saves 6 * sizeof(void *) bytes per context, as we won't have useless
aux_compare/aux_free functions for them.

Signed-off-by: Kenneth Graunke <kenneth@whitecape.org>
Reviewed-by: Kristian Høgsberg <krh@bitplanet.net>
Reviewed-by: Matt Turner <mattst88@gmail.com>