Post-merge fixes for mysql-5.1-new-rpl

mysql-test/r/rpl_switch_stm_row_mixed.result:
  Result change
sql/sql_class.h:
  Post-merge fixes.

mysql-test/r/rpl_switch_stm_row_mixed.result

@@ -415,19 +415,16 @@ master-bin.000001	#	Query	1	#	use `mysqltest1`; CREATE TABLE `t2` (
 )
 master-bin.000001	#	Table_map	1	#	table_id: # (mysqltest1.t2)
 master-bin.000001	#	Write_rows	1	#	table_id: # flags: STMT_END_F
-master-bin.000001	#	Query	1	#	use `mysqltest1`; COMMIT
 master-bin.000001	#	Query	1	#	use `mysqltest1`; CREATE TABLE `t3` (
   `1` varbinary(108) NOT NULL DEFAULT ''
 )
 master-bin.000001	#	Table_map	1	#	table_id: # (mysqltest1.t3)
 master-bin.000001	#	Write_rows	1	#	table_id: # flags: STMT_END_F
-master-bin.000001	#	Query	1	#	use `mysqltest1`; COMMIT
 master-bin.000001	#	Query	1	#	use `mysqltest1`; CREATE TABLE `t4` (
   `a` varchar(100) DEFAULT NULL
 )
 master-bin.000001	#	Table_map	1	#	table_id: # (mysqltest1.t4)
 master-bin.000001	#	Write_rows	1	#	table_id: # flags: STMT_END_F
-master-bin.000001	#	Query	1	#	use `mysqltest1`; COMMIT
 master-bin.000001	#	Query	1	#	use `mysqltest1`; create table t5 select * from t1 where 3 in (select 1 union select 2 union select curdate() union select 3)
 master-bin.000001	#	Table_map	1	#	table_id: # (mysqltest1.t5)
 master-bin.000001	#	Write_rows	1	#	table_id: #

sql/sql_class.h

@@ -1201,6 +1201,7 @@ class THD :public Statement,
   */
   inline void force_one_auto_inc_interval(ulonglong next_id)
   {
+    auto_inc_intervals_forced.empty(); // in case of multiple SET INSERT_ID
     auto_inc_intervals_forced.append(next_id, ULONGLONG_MAX, 0);
   }
 
@@ -1571,6 +1572,7 @@ class THD :public Statement,
 #else
     current_stmt_binlog_row_based= FALSE;
 #endif
+  }
 
   /*
     Initialize the current database from a NULL-terminated string with length