locAPIRemoveGeofences roolback to async result notification

locAPIRemoveGeofences is rolled back to async result notification,
using the RemoveGeofencesRequest, but using a new temporal bidict
of sessions & ids, to avoid a previous race condition using the
wrong id when removing and adding a geofence.

Change-Id: Icd85373b82e620ea4059431f0c3d13c95f99ca3c
CRs-fixed: 2132679
2 files changed