f1b7b790c9
Summary: * Fix BlobDBImpl::GCFileAndUpdateLSM doesn't close the new file, and the new file will not be able to be garbage collected later. * Fix BlobDBImpl::GCFileAndUpdateLSM doesn't copy over metadata from old file to new file. Closes https://github.com/facebook/rocksdb/pull/3639 Differential Revision: D7355092 Pulled By: yiwu-arbug fbshipit-source-id: 4fa3594ac5ce376bed1af04a545c532cfc0088c4