Remove experimental configuration flag for MSC3666. (#12436)

changelog.d/12436.feature

@@ -0,0 +1,2 @@
+Include bundled aggregations in search results 
+([MSC3666](https://github.com/matrix-org/matrix-spec-proposals/pull/3666)).

synapse/config/experimental.py

@@ -28,8 +28,6 @@ class ExperimentalConfig(Config):
 
         # MSC3440 (thread relation)
         self.msc3440_enabled: bool = experimental.get("msc3440_enabled", False)
-        # MSC3666: including bundled relations in /search.
-        self.msc3666_enabled: bool = experimental.get("msc3666_enabled", False)
 
         # MSC3026 (busy presence state)
         self.msc3026_enabled: bool = experimental.get("msc3026_enabled", False)

synapse/handlers/search.py

@@ -59,8 +59,6 @@ class SearchHandler:
         self.state_store = self.storage.state
         self.auth = hs.get_auth()
 
-        self._msc3666_enabled = hs.config.experimental.msc3666_enabled
-
     async def get_old_rooms_from_upgraded_room(self, room_id: str) -> Iterable[str]:
         """Retrieves room IDs of old rooms in the history of an upgraded room.
 
@@ -353,8 +351,6 @@ class SearchHandler:
                 state = await self.state_handler.get_current_state(room_id)
                 state_results[room_id] = list(state.values())
 
-        aggregations = None
-        if self._msc3666_enabled:
         aggregations = await self._relations_handler.get_bundled_aggregations(
             # Generate an iterable of EventBase for all the events that will be
             # returned, including contextual events.