Simplify ConnectionToHost interface.

remoting/test/test_chromoting_client.h

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef REMOTING_TEST_TEST_CHROMOTING_CLIENT_H_
 #define REMOTING_TEST_TEST_CHROMOTING_CLIENT_H_
 
 #include <string>
 
 #include "base/memory/ref_counted.h"
@@ skipping 49 matching lines @@
   protocol::InputStub* input_stub() { return chromoting_client_->input_stub(); }
 
   // Registers an observer which will be notfied when remote connection events
   // occur.  Registered Observers must not tear-down this object on receipt of
   // these callbacks. The callbacks should be used for informational purposes.
   void AddRemoteConnectionObserver(RemoteConnectionObserver* observer);
 
   // 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);
 
  private:
   // ClientUserInterface interface.
   void OnConnectionState(protocol::ConnectionToHost::State state,
                          protocol::ErrorCode error_code) override;
   void OnConnectionReady(bool ready) override;
   void OnRouteChanged(const std::string& channel_name,
                       const protocol::TransportRoute& route) override;
@@ skipping 26 matching lines @@
 
   // Creates and manages the connection to the remote host.
   scoped_ptr<ChromotingClient> chromoting_client_;
 
   // Manages the threads and task runners for |chromoting_client_|.
   scoped_ptr<ClientContext> client_context_;
 
   // 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);
 };
 
 }  // namespace test
 }  // namespace remoting
 
 #endif  // REMOTING_TEST_TEST_CHROMOTING_CLIENT_H_