core: slim down `common.hpp`

Change-Id: I875c35147edd2261fbaa24e809c170d5cd9b94d3
diff --git a/daemon/face/tcp-channel.hpp b/daemon/face/tcp-channel.hpp
index cc000ea..6bdc4b9 100644
--- a/daemon/face/tcp-channel.hpp
+++ b/daemon/face/tcp-channel.hpp
@@ -1,6 +1,6 @@
 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
 /*
- * Copyright (c) 2014-2023,  Regents of the University of California,
+ * Copyright (c) 2014-2024,  Regents of the University of California,
  *                           Arizona Board of Regents,
  *                           Colorado State University,
  *                           University Pierre & Marie Curie, Sorbonne University,
@@ -28,8 +28,12 @@
 
 #include "channel.hpp"
 
+#include <ndn-cxx/util/scheduler.hpp>
+
 #include <boost/asio/ip/tcp.hpp>
 
+#include <map>
+
 namespace nfd::tcp {
 using Endpoint = boost::asio::ip::tcp::endpoint;
 } // namespace nfd::tcp
@@ -109,7 +113,7 @@
                 const tcp::Endpoint& remoteEndpoint,
                 const shared_ptr<boost::asio::ip::tcp::socket>& socket,
                 const FaceParams& params,
-                const scheduler::EventId& connectTimeoutEvent,
+                const ndn::scheduler::EventId& connectTimeoutEvent,
                 const FaceCreatedCallback& onFaceCreated,
                 const FaceCreationFailedCallback& onConnectFailed);