qemu: fix vga driver build

Commit "7dbf9c6 edid: Use edid_mode struct to reduce redundancy" moved
some fields from "struct edid" to "struct edid_mode".  Adapt the bochs
and cirrus drivers to that change.

Change-Id: I9ec82a403d0264955d4b72496219036c7775c758
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Reviewed-on: http://review.coreboot.org/11502
Tested-by: build bot (Jenkins)
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
Reviewed-by: Alexandru Gagniuc <mr.nuke.me@gmail.com>
2 files changed