cros: CustomFrameViewAsh avatar icon from a window prop

ash/shell_port.cc

 // Copyright 2016 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.
 
 #include "ash/shell_port.h"
 
 #include <utility>
 
 #include "ash/accelerators/accelerator_controller.h"
 #include "ash/public/cpp/shell_window_ids.h"
 #include "ash/root_window_controller.h"
 #include "ash/session/session_controller.h"
-#include "ash/session/session_state_delegate.h"
 #include "ash/shelf/app_list_shelf_item_delegate.h"
 #include "ash/shell.h"
 #include "ash/shell_delegate.h"
 #include "ash/wm/root_window_finder.h"
 #include "ash/wm/system_modal_container_layout_manager.h"
 #include "ash/wm_window.h"
 #include "base/bind.h"
 #include "base/logging.h"
 #include "base/memory/ptr_util.h"
 #include "ui/display/display.h"
@@ skipping 88 matching lines @@
     }
   }
   for (aura::Window* root_window : root_windows) {
     RootWindowController::ForWindow(root_window)
         ->GetSystemModalLayoutManager(removed)
         ->DestroyModalBackground();
   }
 }
 
 }  // namespace ash