Verify that xmpp_login specified in the config matches auth token.

remoting/jingle_glue/javascript_signal_strategy.cc

Index: remoting/jingle_glue/javascript_signal_strategy.cc
diff --git a/remoting/jingle_glue/javascript_signal_strategy.cc b/remoting/jingle_glue/javascript_signal_strategy.cc
index 21cf3ccb339d6e278e104563a787fbb8895cf7fc..6026f09330a83835ae542c8d87ab1b0ad533f90c 100644
--- a/remoting/jingle_glue/javascript_signal_strategy.cc
+++ b/remoting/jingle_glue/javascript_signal_strategy.cc
@@ -47,12 +47,21 @@ void JavascriptSignalStrategy::Disconnect() {
 }
 
 SignalStrategy::State JavascriptSignalStrategy::GetState() const {
+  DCHECK(CalledOnValidThread());
   // TODO(sergeyu): Extend XmppProxy to provide status of the
   // connection.
   return CONNECTED;
 }
 
+SignalStrategy::Error JavascriptSignalStrategy::GetError() const {
+  DCHECK(CalledOnValidThread());
+  // TODO(sergeyu): Extend XmppProxy to provide status of the
+  // connection.
+  return NO_ERROR;
+}
+
 std::string JavascriptSignalStrategy::GetLocalJid() const {
+  DCHECK(CalledOnValidThread());
   return local_jid_;
 }