into  polly.local:/tmp/20924/bug20294/my51-bug20294


mysql-test/r/case.result:
  Auto merged
mysql-test/r/func_if.result:
  Auto merged
mysql-test/r/func_test.result:
  Auto merged
mysql-test/t/case.test:
  Auto merged
sql/item_cmpfunc.cc:
  Auto merged
sql/item_cmpfunc.h:
  Auto merged
sql/log_event.cc:
  Auto merged
sql/sql_class.h:
  Auto merged
mysql-test/r/user_var.result:
  Manual merge
mysql-test/t/user_var.test:
  Manual merge
sql/item_func.cc:
  Manual merge
sql/item_func.h:
  Manual merge