1 files changed, 2 insertions, 5 deletions
diff --git a/synapse/storage/persist_events.py b/synapse/storage/persist_events.py
index cf66225574..fa03ca9ff7 100644
--- a/synapse/storage/persist_events.py
+++ b/synapse/storage/persist_events.py
@@ -260,9 +260,7 @@ class EventsPersistenceStorage(object):
         self._event_persist_queue.handle_queue(room_id, persisting_queue)
 
     @defer.inlineCallbacks
-    def _persist_events(
-        self, events_and_contexts, backfilled=False, delete_existing=False
-    ):
+    def _persist_events(self, events_and_contexts, backfilled=False):
         """Calculates the change to current state and forward extremities, and
         persists the given events and with those updates.
 
@@ -412,7 +410,6 @@ class EventsPersistenceStorage(object):
                 state_delta_for_room=state_delta_for_room,
                 new_forward_extremeties=new_forward_extremeties,
                 backfilled=backfilled,
-                delete_existing=delete_existing,
             )
 
     @defer.inlineCallbacks
@@ -550,7 +547,7 @@ class EventsPersistenceStorage(object):
 
         if missing_event_ids:
             # Now pull out the state groups for any missing events from DB
-            event_to_groups = yield self.state_store._get_state_group_for_events(
+            event_to_groups = yield self.main_store._get_state_group_for_events(
                 missing_event_ids
             )
             event_id_to_state_group.update(event_to_groups)