Simplify ConnectionToHost interface.

remoting/test/test_chromoting_client.h

Index: remoting/test/test_chromoting_client.h
diff --git a/remoting/test/test_chromoting_client.h b/remoting/test/test_chromoting_client.h
index cb0c730b0837483ab3eb038ef100011107c3f84a..ce9f9ac5cbb04980d7fcf501b5c9373e0e4fb976 100644
--- a/remoting/test/test_chromoting_client.h
+++ b/remoting/test/test_chromoting_client.h
@@ -67,7 +67,8 @@ class TestChromotingClient : public ClientUserInterface,
   // Unregisters an observerer from notifications for remote connection events.
   void RemoveRemoteConnectionObserver(RemoteConnectionObserver* observer);
 
-  // Used to set a fake/mock connection object for TestChromotingClient tests.
+  // Used to set a fake/mock dependencies for tests.
+  void SetSignalStrategyForTests(scoped_ptr<SignalStrategy> signal_strategy);
   void SetConnectionToHostForTests(
       scoped_ptr<protocol::ConnectionToHost> connection_to_host);
 
@@ -114,8 +115,8 @@ class TestChromotingClient : public ClientUserInterface,
   // Processes video packets from the host.
   scoped_ptr<VideoRenderer> video_renderer_;
 
-  // Used to establish an XMPP connection with the google talk service.
-  scoped_ptr<XmppSignalStrategy> signal_strategy_;
+  // SignalStrategy used for connection signaling.
+  scoped_ptr<SignalStrategy> signal_strategy_;
 
   DISALLOW_COPY_AND_ASSIGN(TestChromotingClient);
 };