mysql-test/r/mysqlbinlog.result:
  fixes for mysql tests.
mysql-test/r/mysqldump.result:
  fixes for mysql tests.
mysql-test/r/negation_elimination.result:
  fixes for mysql tests.
mysql-test/t/mysqlbinlog.test:
  fixes for mysql tests.
mysql-test/t/mysqldump.test:
  fixes for mysql tests.