fixed the binlog problem

mysql-test/suite/binlog/r/binlog_unsafe.result

@@ -271,7 +271,7 @@ INSERT INTO t1 SELECT * FROM t2 LIMIT 1;
 DROP TABLE t1,t2;
 "Should NOT have any warning message issued in the following func7() and trig"
 CREATE TABLE t1 (a INT);
-CREATE TABLE t2 (a CHAR(40));
+CREATE TABLE t2 (a TEXT);
 CREATE TABLE trigger_table (a CHAR(7));
 CREATE FUNCTION func7()
 RETURNS INT

mysql-test/suite/binlog/t/binlog_unsafe.test

@@ -329,7 +329,7 @@ DROP TABLE t1,t2;
 
 --echo "Should NOT have any warning message issued in the following func7() and trig"
 CREATE TABLE t1 (a INT);
-CREATE TABLE t2 (a CHAR(40));
+CREATE TABLE t2 (a TEXT);
 CREATE TABLE trigger_table (a CHAR(7));
 DELIMITER |;
 CREATE FUNCTION func7()