More plumbing for logging connection IP addresses

remoting/protocol/connection_to_client.cc

Index: remoting/protocol/connection_to_client.cc
diff --git a/remoting/protocol/connection_to_client.cc b/remoting/protocol/connection_to_client.cc
index de5b401ee5d96803e61cbbb0a2ed690faff18363..8d7c2788a1a95e51577c86b52fa1ef188f8be100 100644
--- a/remoting/protocol/connection_to_client.cc
+++ b/remoting/protocol/connection_to_client.cc
@@ -25,6 +25,9 @@ ConnectionToClient::ConnectionToClient(protocol::Session* session)
   session_->SetStateChangeCallback(
       base::Bind(&ConnectionToClient::OnSessionStateChange,
                  base::Unretained(this)));
+  session_->SetRouteChangeCallback(
+      base::Bind(&ConnectionToClient::OnSessionRouteChange,
+                 base::Unretained(this)));
 }
 
 ConnectionToClient::~ConnectionToClient() {
@@ -131,6 +134,11 @@ void ConnectionToClient::OnSessionStateChange(Session::State state) {
   }
 }
 
+void ConnectionToClient::OnSessionRouteChange(
+    const std::string& channel_name, const net::IPEndPoint& end_point) {
+  handler_->OnClientIpEndPoint(this, channel_name, end_point);
+}
+
 void ConnectionToClient::OnChannelInitialized(bool successful) {
   DCHECK(CalledOnValidThread());