bailing out on missing _ghc table on failure to writing to it

localtests/fail-drop-ghc-table-no-read/create.sql

@@ -0,0 +1,23 @@
+drop table if exists gh_ost_test;
+create table gh_ost_test (
+  id int auto_increment,
+  i int not null,
+  color varchar(32),
+  primary key(id)
+) auto_increment=1;
+
+insert into gh_ost_test values (null, 1, 'red');
+
+drop event if exists gh_ost_test;
+delimiter ;;
+create event gh_ost_test
+  on schedule every 1 second
+  starts current_timestamp + interval 3 second
+  ends current_timestamp + interval 60 second
+  on completion not preserve
+  enable
+  do
+begin
+  insert into gh_ost_test values (null, 1, 'blue');
+  drop table if exists _gh_ost_test_ghc;
+end ;;

localtests/fail-drop-ghc-table-no-read/expect_failure

@@ -0,0 +1 @@
+Error 1146: Table 'test._gh_ost_test_ghc' doesn't exist

localtests/fail-drop-ghc-table-no-read/extra_args

@@ -0,0 +1 @@
+--throttle-query='select sleep(1)'