Fix SENSOR_LANDSCAPE and SENSOR_PORTRAIT

Fixed a bug in the handling of SENSOR_LANDSCAPE and SENSOR_PORTAIT
on devices that have a natural landscape orientation.  The old code
was disabling 180 degree orientation detection when it shouldn't have.

Change-Id: I484a0aa44b3b8267a7d3b74bdf39c296faa7c6e3
1 file changed