Split //ui/display and create //ui/display/manager.

ui/display/chromeos/display_layout_manager.h

-// Copyright 2015 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_DISPLAY_CHROMEOS_DISPLAY_LAYOUT_MANAGER_H_
-#define UI_DISPLAY_CHROMEOS_DISPLAY_LAYOUT_MANAGER_H_
-
-#include <vector>
-
-#include "third_party/cros_system_api/dbus/service_constants.h"
-#include "ui/display/chromeos/display_configurator.h"
-#include "ui/display/types/display_constants.h"
-
-namespace ui {
-
-struct DisplayConfigureRequest;
-class DisplaySnapshot;
-
-class DisplayLayoutManager {
- public:
-  virtual ~DisplayLayoutManager() {}
-
-  virtual DisplayConfigurator::SoftwareMirroringController*
-  GetSoftwareMirroringController() const = 0;
-
-  virtual DisplayConfigurator::StateController* GetStateController() const = 0;
-
-  // Returns the current display state.
-  virtual MultipleDisplayState GetDisplayState() const = 0;
-
-  // Returns the current power state.
-  virtual chromeos::DisplayPowerState GetPowerState() const = 0;
-
-  // Based on the given |displays|, display state and power state, it will
-  // create display configuration requests which will then be used to
-  // configure the hardware. The requested configuration is stored in
-  // |requests| and |framebuffer_size|.
-  virtual bool GetDisplayLayout(const std::vector<DisplaySnapshot*>& displays,
-                                MultipleDisplayState new_display_state,
-                                chromeos::DisplayPowerState new_power_state,
-                                std::vector<DisplayConfigureRequest>* requests,
-                                gfx::Size* framebuffer_size) const = 0;
-
-  virtual std::vector<DisplaySnapshot*> GetDisplayStates() const = 0;
-
-  virtual bool IsMirroring() const = 0;
-};
-
-}  // namespace ui
-
-#endif  // UI_DISPLAY_CHROMEOS_DISPLAY_LAYOUT_MANAGER_H_