Remove unused tx_size_implied count

Change-Id: Icca39f1d037a3aca4540e35b70fdfafeae2b094e

av1/common/entropymode.h

@@ -419,7 +419,6 @@ typedef struct FRAME_COUNTS {
 #endif  // CONFIG_LOOPFILTER_LEVEL
   unsigned int delta_lf[DELTA_LF_PROBS][2];
 #endif
-  unsigned int tx_size_implied[TX_SIZES][TX_SIZES];
 #if CONFIG_ENTROPY_STATS
   unsigned int inter_ext_tx[EXT_TX_SETS_INTER][EXT_TX_SIZES][TX_TYPES];
   unsigned int intra_ext_tx[EXT_TX_SETS_INTRA][EXT_TX_SIZES][INTRA_MODES]

av1/encoder/encodeframe.c

@@ -4936,8 +4936,6 @@ static void encode_superblock(const AV1_COMP *const cpi, TileDataEnc *tile_data,
       } else {
         intra_tx_size = tx_size;
       }
-      ++td->counts->tx_size_implied[max_txsize_lookup[bsize]]
-                                   [txsize_sqr_up_map[tx_size]];
 
       for (j = 0; j < mi_height; j++)
         for (i = 0; i < mi_width; i++)