Post-merge and post-review fixes for the patch for

Bug#23631 "Events: SHOW VARIABLES doesn't work when mysql.event 
is damaged:


mysql-test/r/events.result:
  Update results (a post-merge fix)
mysql-test/r/events_bugs.result:
  Update results (a post-merge fix)
mysql-test/r/events_scheduling.result:
  Update results (a post-merge fix)
mysql-test/t/events_scheduling.test:
  Make sure this test has no races.
sql/event_data_objects.cc:
  Manual post-merge fix for the events replication patch.
sql/event_data_objects.h:
  A post-merge fix.
sql/event_db_repository.cc:
  A post-merge fix.
sql/event_scheduler.cc:
  We should drop the event inside ::execute since there we have
  the right credentials to do so (otherwise Events::drop_event
  returns "access denied" error).
sql/events.cc:
  A post-review fix for: rename start_or_stop_event_scheduler
  to switch_event_scheduler_state.
sql/events.h:
  A post-review fix for: rename start_or_stop_event_scheduler
  to switch_event_scheduler_state.
sql/set_var.cc:
  A post-review fix for: rename start_or_stop_event_scheduler
  to switch_event_scheduler_state.
sql/sql_yacc.yy:
  Remove unused declaratoins.

1 files changed, 7 insertions, 0 deletions

diff --git a/sql/event_db_repository.cc b/sql/event_db_repository.cc
index cc981c9cb69..fcd48757957 100644
--- a/sql/event_db_repository.cc
+++ b/sql/event_db_repository.cc
@@ -905,6 +905,13 @@ update_timing_fields_for_event(THD *thd,
 
   DBUG_ENTER("Event_db_repository::update_timing_fields_for_event");
 
+  /*
+    Turn off row binlogging of event timing updates. These are not used
+    for RBR of events replicated to the slave.
+  */
+  if (thd->current_stmt_binlog_row_based)
+    thd->clear_current_stmt_binlog_row_based();
+
   if (open_event_table(thd, TL_WRITE, &table))
     goto end;