Made mysql-test results independent of MASTER_PORT and SLAVE_PORT

mysql-test/r/rpl_flush_log_loop.result:
  Made results independent of MASTER_PORT and SLAVE_PORT
mysql-test/t/rpl_flush_log_loop.test:
  Made results independent of MASTER_PORT and SLAVE_PORT

mysql-test/r/rpl_flush_log_loop.result

@@ -5,13 +5,13 @@ reset slave;
 drop table if exists t1,t2,t3,t4,t5,t6,t7,t8,t9;
 slave start;
 change master to master_host='127.0.0.1',master_user='root',
-master_password='',master_port=9306;
+master_password='',master_port=MASTER_PORT;
 slave start;
 slave stop;
 change master to master_host='127.0.0.1',master_user='root',
-master_password='',master_port=9307;
+master_password='',master_port=SLAVE_PORT;
 slave start;
 flush logs;
 show slave status;
 Master_Host	Master_User	Master_Port	Connect_retry	Master_Log_File	Read_Master_Log_Pos	Relay_Log_File	Relay_Log_Pos	Relay_Master_Log_File	Slave_IO_Running	Slave_SQL_Running	Replicate_do_db	Replicate_ignore_db	Last_errno	Last_error	Skip_counter	Exec_master_log_pos	Relay_log_space
-127.0.0.1	root	9307	60	slave-bin.001	79	relay-log.001	119	slave-bin.001	Yes	Yes			0		0	79	119
+127.0.0.1	root	SLAVE_PORT	60	slave-bin.001	79	relay-log.001	119	slave-bin.001	Yes	Yes			0		0	79	119

mysql-test/t/rpl_flush_log_loop.test

@@ -4,14 +4,17 @@
 source include/master-slave.inc
 
 connection slave;
+--replace_result $MASTER_MYPORT MASTER_PORT
 eval change master to master_host='127.0.0.1',master_user='root',
  master_password='',master_port=$MASTER_MYPORT;
 slave start;
 connection master;
 slave stop;
+--replace_result $SLAVE_MYPORT SLAVE_PORT
 eval change master to master_host='127.0.0.1',master_user='root',
  master_password='',master_port=$SLAVE_MYPORT;
 slave start;
 flush logs;
 sleep 5;
+--replace_result $SLAVE_MYPORT SLAVE_PORT
 show slave status;