Aura/ash split: Remove hacks and get chrome linking without ash.

ui/aura/desktop/desktop_stacking_client.h

Index: ui/aura/desktop/desktop_stacking_client.h
diff --git a/ui/aura/desktop/desktop_stacking_client.h b/ui/aura/desktop/desktop_stacking_client.h
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+++ b/ui/aura/desktop/desktop_stacking_client.h
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+// 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.
+
+#ifndef UI_AURA_DESKTOP_DESKTOP_STACKING_CLIENT_H_
+#define UI_AURA_DESKTOP_DESKTOP_STACKING_CLIENT_H_
+
+#include "ui/aura/client/stacking_client.h"
+
+#include "base/basictypes.h"
+#include "base/compiler_specific.h"
+#include "ui/aura/aura_export.h"
+
+namespace aura {
+class Window;
+
+// A stacking client for the desktop; always sets the default parent to the
+// RootWindow of the passed in Window.
+class AURA_EXPORT DesktopStackingClient : public client::StackingClient {
+ public:
+  DesktopStackingClient();
+  virtual ~DesktopStackingClient();
+
+  // Overridden from client::StackingClient:
+  virtual Window* GetDefaultParent(Window* window) OVERRIDE;
+
+  DISALLOW_COPY_AND_ASSIGN(DesktopStackingClient);
+};
+
+}  // namespace aura
+
+#endif  // UI_AURA_DESKTOP_DESKTOP_STACKING_CLIENT_H_