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Cosmetic changes of vp9_nb_mvs_inconsistency

Change-Id: I41022a2dca996657b64ffb0ede4df3ab6a466ab6

--- a/vp9/encoder/vp9_non_greedy_mv.c

+++ b/vp9/encoder/vp9_non_greedy_mv.c

@@ -180,12 +180,12 @@

 int64_t vp9_nb_mvs_inconsistency(const MV *mv, const int_mv *nb_full_mvs,

                                  int mv_num) {

-  // The bahavior of this function is to compute log2 of mv difference,

+  // The behavior of this function is to compute log2 of mv difference,

   // i.e. min log2(1 + row_diff * row_diff + col_diff * col_diff)

-  // against available neghbor mvs.

-  // Since the log2 is monotonic increasing, we can compute

+  // against available neighbor mvs.

+  // Since the log2 is monotonically increasing, we can compute

   // min row_diff * row_diff + col_diff * col_diff first

-  // then apply log2 in the end

+  // then apply log2 in the end.

   int i;

   int64_t min_abs_diff = INT64_MAX;

   int cnt = 0;

@@ -201,7 +201,6 @@

   }

   if (cnt) {

     return log2_approximation(1 + min_abs_diff);

-  } else {

-    return 0;

   }

+  return 0;

 }