ivi-shell: hmi-controller implements internal method to get screen.

- get screens from weston core
- provide screens as internel method
- the iviscn is stored in array inverse order in index.

Signed-off-by: Nobuhiko Tanibata <NOBUHIKO_TANIBATA@xddp.denso.co.jp>
Reviewed-by: Pekka Paalanen <pekka.paalanen@collabora.co.uk>
1 file changed