1 files changed, 0 insertions, 6 deletions
diff --git a/src/mongo/db/s/config_server_op_observer.h b/src/mongo/db/s/config_server_op_observer.h
index f9414d4f49e..18e83a4b994 100644
--- a/src/mongo/db/s/config_server_op_observer.h
+++ b/src/mongo/db/s/config_server_op_observer.h
@@ -218,13 +218,7 @@ public:
 
 private:
     void _onReplicationRollback(OperationContext* opCtx, const RollbackObserverInfo& rbInfo);
-    void _registerTopologyTimeTickPoint(Timestamp newTopologyTime);
     void _tickTopologyTimeIfNecessary(ServiceContext* service, Timestamp newCommitPointTime);
-
-    // Guards access to the instance variables below.
-    Mutex _mutex = MONGO_MAKE_LATCH("ConfigServerOpObserver");
-
-    std::vector<Timestamp> _topologyTimeTickPoints;
 };
 
 }  // namespace mongo