canvas-base: group ifdef and defined together
canvas-base: group ifdef and defined together

Signed-off-by: Victor Toso <39b7599ff73bbf5db531748ba5250f21fa7120ff@redhat.com>
Acked-by: Pavel Grunt <fbda40b445316123f12a5a6bd7556918ea74f4bc@redhat.com>

fgouget/spice-common,fgouget/spice-common,fgouget/spice-common,fgouget/spice-common