aura: Remove layerless windows.

ash/shelf/shelf_layout_manager_unittest.cc

 // 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.
 
 #include "ash/shelf/shelf_layout_manager.h"
 
 #include "ash/accelerators/accelerator_controller.h"
 #include "ash/accelerators/accelerator_table.h"
 #include "ash/ash_switches.h"
 #include "ash/display/display_controller.h"
@@ skipping 313 matching lines @@
   }
 
   void UpdateAutoHideStateNow() {
     GetShelfLayoutManager()->UpdateAutoHideStateNow();
   }
 
   aura::Window* CreateTestWindow() {
     aura::Window* window = new aura::Window(NULL);
     window->SetProperty(aura::client::kShowStateKey, ui::SHOW_STATE_NORMAL);
     window->SetType(ui::wm::WINDOW_TYPE_NORMAL);
-    window->Init(aura::WINDOW_LAYER_TEXTURED);
+    window->Init(ui::LAYER_TEXTURED);
     ParentWindowInPrimaryRootWindow(window);
     return window;
   }
 
   aura::Window* CreateTestWindowInParent(aura::Window* root_window) {
     aura::Window* window = new aura::Window(NULL);
     window->SetProperty(aura::client::kShowStateKey, ui::SHOW_STATE_NORMAL);
     window->SetType(ui::wm::WINDOW_TYPE_NORMAL);
-    window->Init(aura::WINDOW_LAYER_TEXTURED);
+    window->Init(ui::LAYER_TEXTURED);
     aura::client::ParentWindowWithContext(window, root_window, gfx::Rect());
     return window;
   }
 
   views::Widget* CreateTestWidgetWithParams(
       const views::Widget::InitParams& params) {
     views::Widget* out = new views::Widget;
     out->Init(params);
     out->Show();
     return out;
@@ skipping 1909 matching lines @@
   shelf->ShutdownStatusAreaWidget();
   shelf_manager->PrepareForShutdown();
 
   // Deleting a focused maximized window will switch focus to |window2|. This
   // would normally cause the ShelfLayoutManager to update its state. However
   // during shutdown we want to handle this without crashing.
   delete window1;
 }
 
 }  // namespace ash