Rename the 'do_users_share_a_room' to something slightly less verb-sounding

synapse/handlers/presence.py

@@ -155,7 +155,7 @@ class PresenceHandler(BaseHandler):
         if observer_user == observed_user:
             defer.returnValue(True)
 
-        if (yield self.store.do_users_share_a_room(
+        if (yield self.store.user_rooms_intersect(
             [observer_user, observed_user]
         )):
             defer.returnValue(True)

synapse/storage/roommember.py

@@ -165,7 +165,7 @@ class RoomMemberStore(SQLBaseStore):
         defer.returnValue(results)
 
     @defer.inlineCallbacks
-    def do_users_share_a_room(self, user_list):
+    def user_rooms_intersect(self, user_list):
         """ Checks whether a list of users share a room.
         """
         user_list_clause = " OR ".join(["m.user_id = ?"] * len(user_list))