Add cdfs and mask buffers for mrc-tx

These are not currently being used for anything so there is
no impact on performance.

Change-Id: Ida4e0afcc10bee665f8daa379314cd18b3a4ea28
diff --git a/av1/decoder/decodeframe.c b/av1/decoder/decodeframe.c
index 80c1537..432a641 100644
--- a/av1/decoder/decodeframe.c
+++ b/av1/decoder/decodeframe.c
@@ -3715,6 +3715,9 @@
 
       td->xd.plane[0].color_index_map = td->color_index_map[0];
       td->xd.plane[1].color_index_map = td->color_index_map[1];
+#if CONFIG_MRC_TX
+      td->xd.mrc_mask = td->mrc_mask;
+#endif  // CONFIG_MRC_TX
     }
   }