Fix the content_browsertests everywhere maybe.

chrome/browser/ui/aura/stacking_client_aura.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 "chrome/browser/ui/aura/stacking_client_aura.h"
-
-#include "ash/shell.h"
-#include "ash/wm/stacking_controller.h"
-#include "ui/aura/focus_manager.h"
-#include "ui/aura/root_window.h"
-#include "ui/aura/window.h"
-#include "ui/views/widget/desktop_aura/desktop_native_widget_aura.h"
-#include "ui/views/widget/desktop_aura/desktop_stacking_client.h"
-
-StackingClientAura::StackingClientAura() {
-  desktop_stacking_client_.reset(new views::DesktopStackingClient);
-}
-
-StackingClientAura::~StackingClientAura() {
-}
-
-aura::Window* StackingClientAura::GetDefaultParent(aura::Window* context,
-                                                   aura::Window* window,
-                                                   const gfx::Rect& bounds) {
-#if defined(USE_ASH)
-  if (chrome::GetHostDesktopTypeForNativeView(context) ==
-      chrome::HOST_DESKTOP_TYPE_ASH) {
-    return ash::Shell::GetInstance()->stacking_client()->GetDefaultParent(
-        context, window, bounds);
-  }
-#endif
-  return desktop_stacking_client_->GetDefaultParent(context, window, bounds);
-}