Split ui/display types into separate module and have Ozone depend on it

ash/test/display_manager_test_api.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 ASH_TEST_DISPLAY_MANAGER_TEST_API_H_
 #define ASH_TEST_DISPLAY_MANAGER_TEST_API_H_
 
 #include <string>
 #include <vector>
 
 #include "base/basictypes.h"
-#include "ui/display/display_constants.h"
+#include "ui/display/types/display_constants.h"
 
 namespace ash {
 class DisplayManager;
 
 namespace test {
 
 class DisplayManagerTestApi {
  public:
   explicit DisplayManagerTestApi(DisplayManager* display_manager);
   virtual ~DisplayManagerTestApi();
@@ skipping 19 matching lines @@
  private:
   DisplayManager* display_manager_;  // not owned
 
   DISALLOW_COPY_AND_ASSIGN(DisplayManagerTestApi);
 };
 
 }  // namespace test
 }  // namespace ash
 
 #endif  // ASH_TEST_DISPLAY_MANAGER_TEST_API_H_