Implement cursor compositing mode on Ash

ash/test/mirror_window_test_api.cc

 // Copyright (c) 2013 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/test/mirror_window_test_api.h"
 
+#include "ash/display/cursor_window_controller.h"
 #include "ash/display/display_controller.h"
 #include "ash/display/mirror_window_controller.h"
 #include "ash/shell.h"
 #include "ui/aura/root_window_transformer.h"
 #include "ui/gfx/point.h"
 
 namespace ash {
 namespace test {
 
 const aura::RootWindow* MirrorWindowTestApi::GetRootWindow() const {
@@ skipping 17 matching lines @@
 }
 
 scoped_ptr<aura::RootWindowTransformer>
 MirrorWindowTestApi::CreateCurrentRootWindowTransformer() const {
   return Shell::GetInstance()->display_controller()->
       mirror_window_controller()->CreateRootWindowTransformer();
 }
 
 }  // namespace test
 }  // namespace ash