remove dead code

sql/sql_lex.cc

@@ -2560,17 +2560,6 @@ bool st_select_lex_node::inc_in_sum_expr()           { return 1; }
 uint st_select_lex_node::get_in_sum_expr()           { return 0; }
 TABLE_LIST* st_select_lex_node::get_table_list()     { return 0; }
 List<Item>* st_select_lex_node::get_item_list()      { return 0; }
-TABLE_LIST *st_select_lex_node::add_table_to_list(THD *thd, Table_ident *table,
-						  LEX_CSTRING *alias,
-						  ulong table_join_options,
-						  thr_lock_type flags,
-                                                  enum_mdl_type mdl_type,
-						  List<Index_hint> *hints,
-                                                  List<String> *partition_names,
-                                                  LEX_STRING *option)
-{
-  return 0;
-}
 ulong st_select_lex_node::get_table_join_options()
 {
   return 0;

sql/sql_lex.h

@@ -608,14 +608,6 @@ class st_select_lex_node {
   virtual TABLE_LIST* get_table_list();
   virtual List<Item>* get_item_list();
   virtual ulong get_table_join_options();
-  virtual TABLE_LIST *add_table_to_list(THD *thd, Table_ident *table,
-					LEX_CSTRING *alias,
-					ulong table_options,
-					thr_lock_type flags= TL_UNLOCK,
-                                        enum_mdl_type mdl_type= MDL_SHARED_READ,
-					List<Index_hint> *hints= 0,
-                                        List<String> *partition_names= 0,
-                                        LEX_STRING *option= 0);
   virtual void set_lock_for_tables(thr_lock_type lock_type) {}
   void set_slave(st_select_lex_node *slave_arg) { slave= slave_arg; }
   void move_node(st_select_lex_node *where_to_move)