Merge "Remove an unused function"

vp9/decoder/vp9_dsubexp.c

@@ -26,22 +26,6 @@ static int decode_uniform(vp9_reader *r) {
   return v < m ?  v : (v << 1) - m + vp9_read_bit(r);
 }
 
-
-static int merge_index(int v, int n, int modulus) {
-  int max1 = (n - 1 - modulus / 2) / modulus + 1;
-  if (v < max1) {
-    v = v * modulus + modulus / 2;
-  } else {
-    int w;
-    v -= max1;
-    w = v;
-    v += (v + modulus - modulus / 2) / modulus;
-    while (v % modulus == modulus / 2 ||
-           w != v - (v + modulus - modulus / 2) / modulus) v++;
-  }
-  return v;
-}
-
 static int inv_remap_prob(int v, int m) {
   static int inv_map_table[MAX_PROB - 1] = {
       6,  19,  32,  45,  58,  71,  84,  97, 110, 123, 136, 149, 162, 175, 188,