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

remoting/client/chromoting_view.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.
 
 #ifndef REMOTING_CLIENT_CHROMOTING_VIEW_H_
 #define REMOTING_CLIENT_CHROMOTING_VIEW_H_
 
 #include <string>
 
 #include "base/memory/ref_counted.h"
@@ skipping 38 matching lines @@
   virtual void SetSolidFill(uint32 color) = 0;
 
   // Removes a previously set solid fill.  If no fill was previous set, this
   // does nothing.
   virtual void UnsetSolidFill() = 0;
 
   // Record the update the state of the connection, updating the UI as needed.
   virtual void SetConnectionState(protocol::ConnectionToHost::State state,
                                   protocol::ConnectionToHost::Error error) = 0;
 
-  // Update the status of the last login attempt. Updating the UI as needed.
-  // |success| is set to true if the last login successful otherwise false.
-  // |info| contains the error information if available.
-  virtual void UpdateLoginStatus(bool success, const std::string& info) = 0;
-
   // Return the horizontal scale factor of this view.
   virtual double GetHorizontalScaleRatio() const = 0;
 
   // Return the vertical scale factor of this view.
   virtual double GetVerticalScaleRatio() const = 0;
 
  protected:
   // Framebuffer for the decoder.
   scoped_refptr<media::VideoFrame> frame_;
 
   // Dimensions of |frame_| bitmap.
   int frame_width_;
   int frame_height_;
 };
 
 }  // namespace remoting
 
 #endif  // REMOTING_CLIENT_CHROMOTING_VIEW_H_