Blackberry: Fix video recording

The latest BB10 firmware (10.2) requires to set the rotation
property of the video explicitly to the value of the video
viewfinder.

Change-Id: Iec9d43480820655b5d3ecdd136917d5458f0e55b
Reviewed-by: Fabian Bumberger <fbumberger@rim.com>
Reviewed-by: Rafael Roquetto <rafael.roquetto@kdab.com>