Remove old Authentication code that we don't use or need.

remoting/client/plugin/chromoting_instance.h

 // Copyright (c) 2011 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.
 
 // TODO(ajwong): We need to come up with a better description of the
 // responsibilities for each thread.
 
 #ifndef REMOTING_CLIENT_PLUGIN_CHROMOTING_INSTANCE_H_
 #define REMOTING_CLIENT_PLUGIN_CHROMOTING_INSTANCE_H_
 
@@ skipping 60 matching lines @@
   // pp::InstancePrivate interface.
   virtual pp::Var GetInstanceObject() OVERRIDE;
 
   // Convenience wrapper to get the ChromotingScriptableObject.
   ChromotingScriptableObject* GetScriptableObject();
 
   // Initiates and cancels connections.
   void Connect(const ClientConfig& config);
   void Disconnect();
 
-  // Called by ChromotingScriptableObject to provide username and password.
-  void SubmitLoginInfo(const std::string& username,
-                       const std::string& password);
-
   // Called by ChromotingScriptableObject to set scale-to-fit.
   void SetScaleToFit(bool scale_to_fit);
 
   // Return statistics record by ChromotingClient.
   // If no connection is currently active then NULL will be returned.
   ChromotingStats* GetStats();
 
   void ReleaseAllKeys();
 
   bool DoScaling() const { return scale_to_fit_; }
@@ skipping 58 matching lines @@
   pp::Var instance_object_;
 
   scoped_ptr<ScopedThreadProxy> thread_proxy_;
 
   DISALLOW_COPY_AND_ASSIGN(ChromotingInstance);
 };
 
 }  // namespace remoting
 
 #endif  // REMOTING_CLIENT_PLUGIN_CHROMOTING_INSTANCE_H_