Remove an unused parameter

btr_store_big_rec_extern_fields(): Remove the unused parameter 'upd'
that was added in https://github.com/mysql/mysql-server/commit/ce0a1e85e24e48b8171f767b44330d
and merged to MariaDB 10.2.2
in commit 2e814d47.

storage/innobase/btr/btr0bulk.cc

@@ -564,8 +564,7 @@ PageBulk::storeExt(
 	page_cur->block = m_block;
 
 	dberr_t	err = btr_store_big_rec_extern_fields(
-		&btr_pcur, NULL, offsets, big_rec, m_mtr,
-		BTR_STORE_INSERT_BULK);
+		&btr_pcur, offsets, big_rec, m_mtr, BTR_STORE_INSERT_BULK);
 
 	ut_ad(page_offset(m_cur_rec) == page_offset(page_cur->rec));
 

storage/innobase/btr/btr0cur.cc

@@ -6647,7 +6647,6 @@ btr_store_big_rec_extern_fields(
 	btr_pcur_t*	pcur,		/*!< in/out: a persistent cursor. if
 					btr_mtr is restarted, then this can
 					be repositioned. */
-	const upd_t*	upd,		/*!< in: update vector */
 	ulint*		offsets,	/*!< in/out: rec_get_offsets() on
 					pcur. the "external storage" flags
 					in offsets will correctly correspond

storage/innobase/include/btr0cur.h

@@ -656,7 +656,6 @@ btr_store_big_rec_extern_fields(
 	btr_pcur_t*	pcur,		/*!< in/out: a persistent cursor. if
 					btr_mtr is restarted, then this can
 					be repositioned. */
-	const upd_t*	upd,		/*!< in: update vector */
 	ulint*		offsets,	/*!< in/out: rec_get_offsets() on
 					pcur. the "external storage" flags
 					in offsets will correctly correspond

storage/innobase/row/row0ins.cc

@@ -398,7 +398,7 @@ row_ins_clust_index_entry_by_modify(
 
 			DEBUG_SYNC_C("before_row_ins_upd_extern");
 			err = btr_store_big_rec_extern_fields(
-				pcur, update, *offsets, big_rec, mtr,
+				pcur, *offsets, big_rec, mtr,
 				BTR_STORE_INSERT_UPDATE);
 			DEBUG_SYNC_C("after_row_ins_upd_extern");
 			dtuple_big_rec_free(big_rec);
@@ -2502,7 +2502,7 @@ row_ins_index_entry_big_rec(
 
 	DEBUG_SYNC_C_IF_THD(thd, "before_row_ins_extern");
 	error = btr_store_big_rec_extern_fields(
-		&pcur, 0, offsets, big_rec, &mtr, BTR_STORE_INSERT);
+		&pcur, offsets, big_rec, &mtr, BTR_STORE_INSERT);
 	DEBUG_SYNC_C_IF_THD(thd, "after_row_ins_extern");
 
 	if (error == DB_SUCCESS

storage/innobase/row/row0log.cc

@@ -2307,7 +2307,7 @@ row_log_table_apply_update(
 	if (big_rec) {
 		if (error == DB_SUCCESS) {
 			error = btr_store_big_rec_extern_fields(
-				&pcur, update, cur_offsets, big_rec, &mtr,
+				&pcur, cur_offsets, big_rec, &mtr,
 				BTR_STORE_UPDATE);
 		}
 

storage/innobase/row/row0upd.cc

@@ -2895,8 +2895,7 @@ row_upd_clust_rec(
 
 		DEBUG_SYNC_C("before_row_upd_extern");
 		err = btr_store_big_rec_extern_fields(
-			pcur, node->update, offsets, big_rec, mtr,
-			BTR_STORE_UPDATE);
+			pcur, offsets, big_rec, mtr, BTR_STORE_UPDATE);
 		DEBUG_SYNC_C("after_row_upd_extern");
 	}