Log connection type to syslogs and to the server.

remoting/host/log_to_server.cc

Index: remoting/host/log_to_server.cc
diff --git a/remoting/host/log_to_server.cc b/remoting/host/log_to_server.cc
index f75764ade6c773917a0a70641f3c988928ff36ad..7282834c288da10fbf381e6e5eee5b0b2311210c 100644
--- a/remoting/host/log_to_server.cc
+++ b/remoting/host/log_to_server.cc
@@ -12,6 +12,7 @@
 #include "remoting/jingle_glue/iq_sender.h"
 #include "remoting/jingle_glue/jingle_thread.h"
 #include "remoting/jingle_glue/signal_strategy.h"
+#include "remoting/protocol/transport.h"
 #include "third_party/libjingle/source/talk/xmllite/xmlelement.h"
 #include "third_party/libjingle/source/talk/xmpp/constants.h"
 
@@ -50,6 +51,9 @@ void LogToServer::LogSessionStateChange(bool connected) {
       connected));
   entry->AddHostFields();
   entry->AddModeField(mode_);
+
+  if (connected)
+    entry->AddConnectionTypeField(current_connection_type_);
   Log(*entry.get());
 }
 
@@ -77,6 +81,16 @@ void LogToServer::OnClientDisconnected(const std::string& jid) {
 void LogToServer::OnAccessDenied(const std::string& jid) {
 }
 
+void LogToServer::OnClientRouteChange(const std::string& jid,
+                                      const std::string& channel_name,
+                                      const protocol::TransportRoute& route) {
+  // Store connection type for the video channel. It is logged later
+  // when client authentication is finished.
+  if (channel_name == kVideoChannelName) {
+    current_connection_type_ = route.GetTypeString();
+  }
+}
+
 void LogToServer::OnShutdown() {
 }