Rework the level map based txb encoding loop

This commit integrates the level map coding within cb4x4 framework.

Change-Id: Ied9721df0a7ffd21d1d69d68759d91b6c320c179
diff --git a/av1/common/blockd.h b/av1/common/blockd.h
index 12e5eab..5cf0f83 100644
--- a/av1/common/blockd.h
+++ b/av1/common/blockd.h
@@ -999,7 +999,7 @@
 
 #if CONFIG_LV_MAP
 void av1_foreach_transformed_block(const MACROBLOCKD *const xd,
-                                   BLOCK_SIZE bsize,
+                                   BLOCK_SIZE bsize, int mi_row, int mi_col,
                                    foreach_transformed_block_visitor visit,
                                    void *arg);
 #endif