The tables av1_kf_uv_mode_prob[INTRA_MODES][INTRA_MODES - 1] and
 av1_kf_partition_probs[PARTITION_CONTEXTS][PARTITION_TYPES - 1] are not
 referenced anywhere in vp10 or av1 and can be removed.

Change-Id: Ibaf8d8de125fc2341beaf14733200d792d8d583c