MDEV-37404 Cleanups

Deadcode leftovers.

Author: midenok

sql/sql_insert.h

@@ -34,16 +34,11 @@ bool mysql_insert(THD *thd,TABLE_LIST *table,List<Item> &fields,
                   List<List_item> &values, List<Item> &update_fields,
                   List<Item> &update_values, enum_duplicates flag,
                   bool ignore, select_result* result);
-void upgrade_lock_type_for_insert(THD *thd, thr_lock_type *lock_type,
-                                  enum_duplicates duplic,
-                                  bool is_multi_insert);
 int check_that_all_fields_are_given_values(THD *thd, TABLE *entry,
                                            TABLE_LIST *table_list);
 int vers_insert_history_row(TABLE *table);
 int check_duplic_insert_without_overlaps(THD *thd, TABLE *table,
                                          enum_duplicates duplic);
-int write_record(THD *thd, TABLE *table, COPY_INFO *info,
-                 select_result *returning= NULL);
 void kill_delayed_threads(void);
 bool binlog_create_table(THD *thd, TABLE *table, bool replace);
 bool binlog_drop_table(THD *thd, TABLE *table);

sql/sql_prepare.cc

@@ -97,7 +97,7 @@ When one supplies long data for a placeholder:
 #include "sql_view.h"                          // create_view_precheck
 #include "sql_delete.h"                        // mysql_prepare_delete
 #include "sql_select.h" // for JOIN
-#include "sql_insert.h" // upgrade_lock_type_for_insert, mysql_prepare_insert
+#include "sql_insert.h" // mysql_prepare_insert
 #include "sql_update.h" // mysql_prepare_update
 #include "sql_db.h"     // mysql_opt_change_db, mysql_change_db
 #include "sql_derived.h" // mysql_derived_prepare,
@@ -1310,8 +1310,6 @@ static bool mysql_test_insert_common(Prepared_statement *stmt,
   if (insert_precheck(thd, table_list))
     goto error;
 
-  //upgrade_lock_type_for_insert(thd, &table_list->lock_type, duplic,
-  //                             values_list.elements > 1);
   /*
     open temporary memory pool for temporary data allocated by derived
     tables & preparation procedure