face: Connect faces to the parent (unicast) or associated (multicast) channels

Change-Id: Ie7b2e8fb60050a2bc6e4f5ad053c26e121f3c3d5
Refs: #4973
diff --git a/tests/daemon/face/websocket-channel-fixture.hpp b/tests/daemon/face/websocket-channel-fixture.hpp
index 5500281..f28459f 100644
--- a/tests/daemon/face/websocket-channel-fixture.hpp
+++ b/tests/daemon/face/websocket-channel-fixture.hpp
@@ -1,6 +1,6 @@
 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
 /*
- * Copyright (c) 2014-2018,  Regents of the University of California,
+ * Copyright (c) 2014-2020,  Regents of the University of California,
  *                           Arizona Board of Regents,
  *                           Colorado State University,
  *                           University Pierre & Marie Curie, Sorbonne University,
@@ -37,13 +37,13 @@
 class WebSocketChannelFixture : public ChannelFixture<WebSocketChannel, websocket::Endpoint>
 {
 protected:
-  unique_ptr<WebSocketChannel>
+  shared_ptr<WebSocketChannel>
   makeChannel(const boost::asio::ip::address& addr, uint16_t port = 0) final
   {
     if (port == 0)
       port = getNextPort();
 
-    return make_unique<WebSocketChannel>(websocket::Endpoint(addr, port));
+    return std::make_shared<WebSocketChannel>(websocket::Endpoint(addr, port));
   }
 
   void