aura: Remove layerless windows.

ash/display/cursor_window_controller.cc

 // Copyright 2014 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/display/cursor_window_controller.h"
 
 #include "ash/display/display_controller.h"
 #include "ash/display/mirror_window_controller.h"
 #include "ash/root_window_controller.h"
 #include "ash/shell.h"
@@ skipping 179 matching lines @@
   container_ = container;
   if (!container) {
     cursor_window_.reset();
     return;
   }
 
   // Reusing the window does not work when the display is disconnected.
   // Just creates a new one instead. crbug.com/384218.
   cursor_window_.reset(new aura::Window(delegate_.get()));
   cursor_window_->SetTransparent(true);
-  cursor_window_->Init(aura::WINDOW_LAYER_TEXTURED);
+  cursor_window_->Init(ui::LAYER_TEXTURED);
   cursor_window_->set_ignore_events(true);
   cursor_window_->set_owned_by_parent(false);
   // Call UpdateCursorImage() to figure out |cursor_window_|'s desired size.
   UpdateCursorImage();
 
   container->AddChild(cursor_window_.get());
   UpdateCursorVisibility();
   SetBoundsInScreen(container->bounds());
 }
 
@@ skipping 58 matching lines @@
   if (!cursor_window_)
     return;
   bool visible = (visible_ && cursor_type_ != ui::kCursorNone);
   if (visible)
     cursor_window_->Show();
   else
     cursor_window_->Hide();
 }
 
 }  // namespace ash