Lv-map clean up

Remove exit() from the source code.

Change-Id: Id49cf65e2131ecf5297e147c4954e448dd42d805

av1/decoder/decodetxb.c

@@ -426,8 +426,6 @@ uint8_t av1_read_coeffs_txb(const AV1_COMMON *const cm, MACROBLOCKD *xd,
 
     ctx = get_br_ctx(tcoeffs, scan[c], bwl, height);
 
-    if (ec_ctx->coeff_lps[txs_ctx][plane_type][ctx] == 0) exit(0);
-
 #if BR_NODE
     for (idx = 0; idx < BASE_RANGE_SETS; ++idx) {
 #if LV_MAP_PROB

av1/encoder/encodetxb.c

@@ -2564,10 +2564,6 @@ int64_t av1_search_txk_type(const AV1_COMP *cpi, MACROBLOCK *x, int plane,
 
   av1_merge_rd_stats(rd_stats, &best_rd_stats);
 
-  //  if (x->plane[plane].eobs[block] == 0)
-  //    if (best_tx_type != DCT_DCT)
-  //      exit(0);
-
   if (best_eob == 0 && is_inter_block(mbmi)) best_tx_type = DCT_DCT;
 
   if (plane == 0) mbmi->txk_type[(blk_row << 4) + blk_col] = best_tx_type;