Rename get_tcp_replication to get_replication_command_handler. (#12192)

Since the object it returns is a ReplicationCommandHandler.

This is clean-up from adding support to Redis where the command handler
was added as an additional layer of abstraction from the TCP protocol.

1 files changed, 1 insertions, 3 deletions

diff --git a/synapse/replication/tcp/handler.py b/synapse/replication/tcp/handler.py

index 0d2013a3cf..d51f045f22 100644
--- a/synapse/replication/tcp/handler.py
+++ b/synapse/replication/tcp/handler.py
@@ -295,9 +295,7 @@ class ReplicationCommandHandler:
             raise Exception("Unrecognised command %s in stream queue", cmd.NAME)
 
     def start_replication(self, hs: "HomeServer") -> None:
-        """Helper method to start a replication connection to the remote server
-        using TCP.
-        """
+        """Helper method to start replication."""
         if hs.config.redis.redis_enabled:
             from synapse.replication.tcp.redis import (
                 RedisDirectTcpReplicationClientFactory,