fork of https://github.com/oxigraph/rocksdb and https://github.com/facebook/rocksdb for nextgraph and oxigraph

Zhongyi Xie 954b496b3f fix memory leak in two_level_iterator ... Summary: this PR fixes a few failed contbuild: 1. ASAN memory leak in Block::NewIterator (table/block.cc:429). the proper destruction of first_level_iter_ and second_level_iter_ of two_level_iterator.cc is missing from the code after the refactoring in https://github.com/facebook/rocksdb/pull/3406 2. various unused param errors introduced by https://github.com/facebook/rocksdb/pull/3662 3. updated comment for `ForceReleaseCachedEntry` to emphasize the use of `force_erase` flag. Closes https://github.com/facebook/rocksdb/pull/3718 Reviewed By: maysamyabandeh Differential Revision: D7621192 Pulled By: miasantreble fbshipit-source-id: 476c94264083a0730ded957c29de7807e4f5b146		7 years ago
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backupable_db.cc	comment unused parameters to turn on -Wunused-parameter flag	7 years ago
backupable_db_test.cc	fix memory leak in two_level_iterator	7 years ago