Stack at top functionality for Aura-based windows

ui/views/widget/desktop_aura/desktop_root_window_host.h

 // 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_VIEWS_WIDGET_DESKTOP_AURA_DESKTOP_ROOT_WINDOW_HOST_H_
 #define UI_VIEWS_WIDGET_DESKTOP_AURA_DESKTOP_ROOT_WINDOW_HOST_H_
 
 #include "base/memory/scoped_ptr.h"
 #include "ui/base/ui_base_types.h"
 #include "ui/views/views_export.h"
@@ skipping 49 matching lines @@
   virtual void CloseNow() = 0;
 
   virtual aura::RootWindowHost* AsRootWindowHost() = 0;
 
   virtual void ShowWindowWithState(ui::WindowShowState show_state) = 0;
   virtual void ShowMaximizedWithBounds(const gfx::Rect& restored_bounds) = 0;
 
   virtual bool IsVisible() const = 0;
 
   virtual void SetSize(const gfx::Size& size) = 0;
+  virtual void StackAtTop() = 0;
   virtual void CenterWindow(const gfx::Size& size) = 0;
   virtual void GetWindowPlacement(gfx::Rect* bounds,
                                   ui::WindowShowState* show_state) const = 0;
   virtual gfx::Rect GetWindowBoundsInScreen() const = 0;
   virtual gfx::Rect GetClientAreaBoundsInScreen() const = 0;
   virtual gfx::Rect GetRestoredBounds() const = 0;
 
   virtual gfx::Rect GetWorkAreaBoundsInScreen() const = 0;
 
   virtual void SetShape(gfx::NativeRegion native_region) = 0;
@@ skipping 44 matching lines @@
 
   // Called when the DesktopNativeWidgetAura's aura::Window is focused and
   // blurred.
   virtual void OnNativeWidgetFocus() = 0;
   virtual void OnNativeWidgetBlur() = 0;
 };
 
 }  // namespace views
 
 #endif  // UI_VIEWS_WIDGET_DESKTOP_AURA_DESKTOP_ROOT_WINDOW_HOST_H_