Add proxy settings to network control at upper row of controls at login screen.

chrome/browser/chromeos/status/network_dropdown_button.h

 // Copyright (c) 2010 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 CHROME_BROWSER_CHROMEOS_STATUS_NETWORK_DROPDOWN_BUTTON_H_
 #define CHROME_BROWSER_CHROMEOS_STATUS_NETWORK_DROPDOWN_BUTTON_H_
 #pragma once
 
 #include "app/throb_animation.h"
 #include "chrome/browser/chromeos/cros/network_library.h"
@@ skipping 19 matching lines @@
   // NetworkLibrary::Observer implementation.
   virtual void NetworkChanged(NetworkLibrary* obj);
 
   // Refreshes button state. Used when language has been changed.
   void Refresh();
 
  protected:
   // NetworkMenu implementation:
   virtual bool IsBrowserMode() const { return browser_mode_; }
   virtual gfx::NativeWindow GetNativeWindow() const { return parent_window_; }
-  virtual void OpenButtonOptions() const {}
-  virtual bool ShouldOpenButtonOptions() const {return false; }
+  virtual void OpenButtonOptions() {}
+  virtual bool ShouldOpenButtonOptions() const { return false; }
 
  private:
   bool browser_mode_;
 
   // The throb animation that does the wifi connecting animation.
   ThrobAnimation animation_connecting_;
 
   // The duration of the icon throbbing in milliseconds.
   static const int kThrobDuration;
 
   gfx::NativeWindow parent_window_;
 
   DISALLOW_COPY_AND_ASSIGN(NetworkDropdownButton);
 };
 
 }  // namespace chromeos
 
 #endif  // CHROME_BROWSER_CHROMEOS_STATUS_NETWORK_DROPDOWN_BUTTON_H_