Removing unused mi_mv_pred_row and mi_mv_pred_col functions.

Change-Id: If8ba37bf0b86e8dea88c27d911e8ddb0f6d5a3c5

vp9/common/vp9_reconinter.c

diff --git a/vp9/common/vp9_reconinter.c b/vp9/common/vp9_reconinter.c
index 80eb2c6..03c4215 100644
--- a/vp9/common/vp9_reconinter.c
+++ b/vp9/common/vp9_reconinter.c
@@ -458,26 +458,6 @@
 #endif
 }
 
-static INLINE int round_mv_comp(int value) {
-  return (value < 0 ? value - 2 : value + 2) / 4;
-}
-
-static int mi_mv_pred_row(MACROBLOCKD *mb, int off, int idx) {
-  const int temp = mb->mode_info_context->bmi[off + 0].as_mv[idx].as_mv.row +
-                   mb->mode_info_context->bmi[off + 1].as_mv[idx].as_mv.row +
-                   mb->mode_info_context->bmi[off + 4].as_mv[idx].as_mv.row +
-                   mb->mode_info_context->bmi[off + 5].as_mv[idx].as_mv.row;
-  return round_mv_comp(temp);
-}
-
-static int mi_mv_pred_col(MACROBLOCKD *mb, int off, int idx) {
-  const int temp = mb->mode_info_context->bmi[off + 0].as_mv[idx].as_mv.col +
-                   mb->mode_info_context->bmi[off + 1].as_mv[idx].as_mv.col +
-                   mb->mode_info_context->bmi[off + 4].as_mv[idx].as_mv.col +
-                   mb->mode_info_context->bmi[off + 5].as_mv[idx].as_mv.col;
-  return round_mv_comp(temp);
-}
-
 /*encoder only*/
 void vp9_build_inter4x4_predictors_mbuv(MACROBLOCKD *xd,
                                         int mb_row, int mb_col) {