Fix an issue with unnecessary capture in lambda expressions

Summary:
Closes https://github.com/facebook/rocksdb/issues/3900
Replaces https://github.com/facebook/rocksdb/pull/3901

I needed this to build v5.12.4 on Mac OS X (10.13.3).
Closes https://github.com/facebook/rocksdb/pull/3904

Differential Revision: D8169357

Pulled By: sagar0

fbshipit-source-id: 85faac42168796e7def9250d0c221a9a03b84476

java/rocksjni/transaction_db.cc

@@ -309,7 +309,7 @@ jobject Java_org_rocksdb_TransactionDB_getLockStatusData(JNIEnv* env,
 
   const rocksdb::HashMapJni::FnMapKV<const int32_t, const rocksdb::KeyLockInfo>
       fn_map_kv =
-          [env, txn_db, &lock_status_data](
+          [env](
               const std::pair<const int32_t, const rocksdb::KeyLockInfo>&
                   pair) {
             const jobject jlong_column_family_id =