ivi-shell: remove orientation calculation

Dead code as orientation cannot be changed anymore, see patches:
ivi-shell: remove layer_set_orientation API
ivi-shell: remove surface_set_orientation API

Signed-off-by: Emre Ucan <eucan@de.adit-jv.com>
[Pekka: added commit message]
Reviewed-by: Pekka Paalanen <pekka.paalanen@collabora.co.uk>
1 file changed