Modify av1_read_tx_type for lv_map exp

Change-Id: I422dfd9d7afe9f7baa04a962e19c8a92d5c12eeb
diff --git a/av1/decoder/decodemv.h b/av1/decoder/decodemv.h
index e916262..0d751b2 100644
--- a/av1/decoder/decodemv.h
+++ b/av1/decoder/decodemv.h
@@ -32,4 +32,13 @@
 }  // extern "C"
 #endif
 
+void av1_read_tx_type(const AV1_COMMON *const cm, MACROBLOCKD *xd,
+#if CONFIG_SUPERTX
+                      int supertx_enabled,
+#endif
+#if CONFIG_LV_MAP
+                      int block,
+#endif
+                      aom_reader *r);
+
 #endif  // AV1_DECODER_DECODEMV_H_