Fix intermittent connection failure in CRD.

remoting/signaling/fake_signal_strategy.h

Index: remoting/signaling/fake_signal_strategy.h
diff --git a/remoting/signaling/fake_signal_strategy.h b/remoting/signaling/fake_signal_strategy.h
index 7a599dc386f1221100c707dda9514e5010cd77c9..b6c11bdf7bbbf8fa121bf3126ecffb451c43226b 100644
--- a/remoting/signaling/fake_signal_strategy.h
+++ b/remoting/signaling/fake_signal_strategy.h
@@ -35,6 +35,10 @@ class FakeSignalStrategy : public SignalStrategy,
     return received_messages_;
   }
 
+  void set_send_delay(base::TimeDelta delay) {
+    send_delay_ = delay;
+  }
+
   // Connects current FakeSignalStrategy to receive messages from |peer|.
   void ConnectTo(FakeSignalStrategy* peer);
 
@@ -70,6 +74,8 @@ class FakeSignalStrategy : public SignalStrategy,
 
   int last_id_;
 
+  base::TimeDelta send_delay_;
+
   // All received messages, includes thouse still in |pending_messages_|.
   std::list<buzz::XmlElement*> received_messages_;