diff --git a/synapse/rest/voip.py b/synapse/rest/voip.py
deleted file mode 100644
index 011c35e69b..0000000000
--- a/synapse/rest/voip.py
+++ /dev/null
@@ -1,60 +0,0 @@
-# -*- coding: utf-8 -*-
-# Copyright 2014, 2015 OpenMarket Ltd
-#
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-# http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-
-from twisted.internet import defer
-
-from base import RestServlet, client_path_pattern
-
-
-import hmac
-import hashlib
-import base64
-
-
-class VoipRestServlet(RestServlet):
- PATTERN = client_path_pattern("/voip/turnServer$")
-
- @defer.inlineCallbacks
- def on_GET(self, request):
- auth_user = yield self.auth.get_user_by_req(request)
-
- turnUris = self.hs.config.turn_uris
- turnSecret = self.hs.config.turn_shared_secret
- userLifetime = self.hs.config.turn_user_lifetime
- if not turnUris or not turnSecret or not userLifetime:
- defer.returnValue((200, {}))
-
- expiry = (self.hs.get_clock().time_msec() + userLifetime) / 1000
- username = "%d:%s" % (expiry, auth_user.to_string())
-
- mac = hmac.new(turnSecret, msg=username, digestmod=hashlib.sha1)
- # We need to use standard base64 encoding here, *not* syutil's
- # encode_base64 because we need to add the standard padding to get the
- # same result as the TURN server.
- password = base64.b64encode(mac.digest())
-
- defer.returnValue((200, {
- 'username': username,
- 'password': password,
- 'ttl': userLifetime / 1000,
- 'uris': turnUris,
- }))
-
- def on_OPTIONS(self, request):
- return (200, {})
-
-
-def register_servlets(hs, http_server):
- VoipRestServlet(hs).register(http_server)
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