Post-merge fixes: make rocksdb.bulk_load_unsorted_rev to work.

storage/rocksdb/mysql-test/rocksdb/include/bulk_load_unsorted.inc

+--source include/have_partition.inc
 --source include/count_sessions.inc
 
 SET rocksdb_bulk_load_size=3;

storage/rocksdb/mysql-test/rocksdb/r/bulk_load_unsorted_rev.result

@@ -57,6 +57,7 @@ CREATE TABLE t2(a INT, b INT, PRIMARY KEY(b) COMMENT "rev:cf1")
 ENGINE=ROCKSDB;
 CREATE TABLE t3(a INT, b INT, PRIMARY KEY(a) COMMENT "rev:cf1")
 ENGINE=ROCKSDB PARTITION BY KEY() PARTITIONS 4;
+connect  other,localhost,root,,;
 set session transaction isolation level repeatable read;
 select * from information_schema.rocksdb_dbstats where stat_type='DB_NUM_SNAPSHOTS';
 STAT_TYPE	VALUE
@@ -65,6 +66,7 @@ start transaction with consistent snapshot;
 select * from information_schema.rocksdb_dbstats where stat_type='DB_NUM_SNAPSHOTS';
 STAT_TYPE	VALUE
 DB_NUM_SNAPSHOTS	1
+connection default;
 set rocksdb_bulk_load=1;
 set rocksdb_bulk_load_size=100000;
 LOAD DATA INFILE <input_file> INTO TABLE t1;
@@ -114,4 +116,5 @@ a	b
 -4999998	5000000
 -4999996	4999998
 -4999994	4999996
+disconnect other;
 DROP TABLE t1, t2, t3;