diff --git a/synapse/federation/federation_client.py b/synapse/federation/federation_client.py
index 6ee6216660..5b22a39b7f 100644
--- a/synapse/federation/federation_client.py
+++ b/synapse/federation/federation_client.py
@@ -879,44 +879,6 @@ class FederationClient(FederationBase):
)
@defer.inlineCallbacks
- def query_auth(self, destination, room_id, event_id, local_auth):
- """
- Params:
- destination (str)
- event_it (str)
- local_auth (list)
- """
- time_now = self._clock.time_msec()
-
- send_content = {"auth_chain": [e.get_pdu_json(time_now) for e in local_auth]}
-
- code, content = yield self.transport_layer.send_query_auth(
- destination=destination,
- room_id=room_id,
- event_id=event_id,
- content=send_content,
- )
-
- room_version = yield self.store.get_room_version(room_id)
- format_ver = room_version_to_event_format(room_version)
-
- auth_chain = [event_from_pdu_json(e, format_ver) for e in content["auth_chain"]]
-
- signed_auth = yield self._check_sigs_and_hash_and_fetch(
- destination, auth_chain, outlier=True, room_version=room_version
- )
-
- signed_auth.sort(key=lambda e: e.depth)
-
- ret = {
- "auth_chain": signed_auth,
- "rejects": content.get("rejects", []),
- "missing": content.get("missing", []),
- }
-
- return ret
-
- @defer.inlineCallbacks
def get_missing_events(
self,
destination,
|