aura: Remove layerless windows.

ash/wm/workspace/workspace_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/wm/workspace/workspace_layout_manager.h"
 
 #include <string>
 
 #include "ash/display/display_layout.h"
 #include "ash/display/display_manager.h"
@@ skipping 325 matching lines @@
   DISALLOW_COPY_AND_ASSIGN(DontClobberRestoreBoundsWindowObserver);
 };
 
 // Creates a window, maximized the window and from within the maximized
 // notification sets the bounds of a window to overlap the shelf. Verifies this
 // doesn't effect the restore bounds.
 TEST_F(WorkspaceLayoutManagerTest, DontClobberRestoreBounds) {
   DontClobberRestoreBoundsWindowObserver window_observer;
   scoped_ptr<aura::Window> window(new aura::Window(NULL));
   window->SetType(ui::wm::WINDOW_TYPE_NORMAL);
-  window->Init(aura::WINDOW_LAYER_TEXTURED);
+  window->Init(ui::LAYER_TEXTURED);
   window->SetBounds(gfx::Rect(10, 20, 30, 40));
   // NOTE: for this test to exercise the failure the observer needs to be added
   // before the parent set. This mimics what BrowserFrameAsh does.
   window->AddObserver(&window_observer);
   ParentWindowInPrimaryRootWindow(window.get());
   window->Show();
 
   wm::WindowState* window_state = wm::GetWindowState(window.get());
   window_state->Activate();
 
@@ skipping 794 matching lines @@
                       occluded_window_bounds.width(),
                       occluded_window_bounds.height()).ToString(),
             window->bounds().ToString());
   HideKeyboard();
   EXPECT_EQ(occluded_window_bounds.ToString(), window->bounds().ToString());
 
   Blur(&text_input_client);
 }
 
 }  // namespace ash