Remove "solo window" feature

chrome/browser/chromeos/login/login_display_host_impl.h

 // Copyright (c) 2012 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_LOGIN_LOGIN_DISPLAY_HOST_IMPL_H_
 #define CHROME_BROWSER_CHROMEOS_LOGIN_LOGIN_DISPLAY_HOST_IMPL_H_
 
 #include <string>
 #include <vector>
 
@@ skipping 242 matching lines @@
   // How many times renderer has crashed.
   int crash_count_;
 
   // Way to restore if renderer have crashed.
   RestorePath restore_path_;
 
   // Stored parameters for StartWizard, required to restore in case of crash.
   std::string wizard_first_screen_name_;
   scoped_ptr<base::DictionaryValue> wizard_screen_parameters_;
 
-  // Old value of the ash::internal::kIgnoreSoloWindowFramePainterPolicy
-  // property of the root window for |login_window_|.
-  bool old_ignore_solo_window_frame_painter_policy_value_;
-
   // Called before host deletion.
   base::Closure completion_callback_;
 
   // Active instance of authentication prewarmer.
   scoped_ptr<AuthPrewarmer> auth_prewarmer_;
 
   // A focus ring controller to draw focus ring around view for keyboard
   // driven oobe.
   scoped_ptr<FocusRingController> focus_ring_controller_;
 
@@ skipping 23 matching lines @@
   // feedback is enabled.  Otherwise, startup sound should be played
   // in any case.
   bool startup_sound_honors_spoken_feedback_;
 
   DISALLOW_COPY_AND_ASSIGN(LoginDisplayHostImpl);
 };
 
 }  // namespace chromeos
 
 #endif  // CHROME_BROWSER_CHROMEOS_LOGIN_LOGIN_DISPLAY_HOST_IMPL_H_