Verify that xmpp_login specified in the config matches auth token.

remoting/jingle_glue/fake_signal_strategy.cc

Index: remoting/jingle_glue/fake_signal_strategy.cc
diff --git a/remoting/jingle_glue/fake_signal_strategy.cc b/remoting/jingle_glue/fake_signal_strategy.cc
index a8545025e570846733e7b20e97cf7b06d4e92850..1ddabda6619614a43dcabef9fd0db8fe4deb3312 100644
--- a/remoting/jingle_glue/fake_signal_strategy.cc
+++ b/remoting/jingle_glue/fake_signal_strategy.cc
@@ -52,6 +52,10 @@ SignalStrategy::State FakeSignalStrategy::GetState() const {
   return CONNECTED;
 }
 
+SignalStrategy::Error FakeSignalStrategy::GetError() const {
+  return OK;
+}
+
 std::string FakeSignalStrategy::GetLocalJid() const {
   DCHECK(CalledOnValidThread());
   return jid_;