d50619a559
Summary: In total order mode, iterator's seek() shouldn't check total order. Also some cleaning up about checking null for shared pointers. I don't know the behavior before it. This bug was reported by @igor. Test Plan: test plain_table_db_test Reviewers: ljin, haobo, igor Reviewed By: igor CC: yhchiang, dhruba, igor, leveldb Differential Revision: https://reviews.facebook.net/D17391