Move DisplayLayoutStore from ash to ui.

ash/display/display_layout_store.h

-// Copyright 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.
-
-#ifndef ASH_DISPLAY_DISPLAY_LAYOUT_STORE_H_
-#define ASH_DISPLAY_DISPLAY_LAYOUT_STORE_H_
-
-#include <stdint.h>
-
-#include <map>
-#include <memory>
-
-#include "ash/ash_export.h"
-#include "base/macros.h"
-#include "ui/display/manager/display_layout.h"
-
-namespace ash {
-
-class ASH_EXPORT DisplayLayoutStore {
- public:
-  DisplayLayoutStore();
-  ~DisplayLayoutStore();
-
-  void SetDefaultDisplayPlacement(const display::DisplayPlacement& placement);
-
-  // Registeres the display layout info for the specified display(s).
-  void RegisterLayoutForDisplayIdList(
-      const display::DisplayIdList& list,
-      std::unique_ptr<display::DisplayLayout> layout);
-
-  // If no layout is registered, it creatas new layout using
-  // |default_display_layout_|.
-  const display::DisplayLayout& GetRegisteredDisplayLayout(
-      const display::DisplayIdList& list);
-
-  // Update the multi display state in the display layout for
-  // |display_list|.  This creates new display layout if no layout is
-  // registered for |display_list|.
-  void UpdateMultiDisplayState(const display::DisplayIdList& display_list,
-                               bool mirrored,
-                               bool default_unified);
-
- private:
-  // Creates new layout for display list from |default_display_layout_|.
-  display::DisplayLayout* CreateDefaultDisplayLayout(
-      const display::DisplayIdList& display_list);
-
-  // The default display placement.
-  display::DisplayPlacement default_display_placement_;
-
-  // Display layout per list of devices.
-  std::map<display::DisplayIdList, std::unique_ptr<display::DisplayLayout>>
-      layouts_;
-
-  DISALLOW_COPY_AND_ASSIGN(DisplayLayoutStore);
-};
-
-}  // namespace ash
-
-#endif  // ASH_DISPLAY_DISPLAY_LAYOUT_STORE_H_