Add more options to --screen-config flag.

ui/display/types/display_snapshot.h

 // Copyright 2014 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_TYPES_DISPLAY_SNAPSHOT_H_
 #define UI_DISPLAY_TYPES_DISPLAY_SNAPSHOT_H_
 
 #include <stdint.h>
 
 #include <vector>
 
 #include "base/files/file_path.h"
 #include "base/macros.h"
 #include "ui/display/types/display_constants.h"
 #include "ui/display/types/display_mode.h"
 #include "ui/gfx/buffer_types.h"
 #include "ui/gfx/geometry/point.h"
 #include "ui/gfx/geometry/size.h"
 
 namespace ui {
 
 // This class represents the state of a display at one point in time. Platforms
 // will extend this class in order to add platform specific configuration and
 // identifiers required to configure this display.
 class DISPLAY_TYPES_EXPORT DisplaySnapshot {
  public:
+  using DisplayModeList = std::vector<std::unique_ptr<const DisplayMode>>;
+
   DisplaySnapshot(int64_t display_id,
                   const gfx::Point& origin,
                   const gfx::Size& physical_size,
                   DisplayConnectionType type,
                   bool is_aspect_preserving_scaling,
                   bool has_overscan,
                   bool has_color_correction_matrix,
                   std::string display_name,
                   const base::FilePath& sys_path,
-                  std::vector<std::unique_ptr<const DisplayMode>> modes,
+                  DisplayModeList modes,
                   const std::vector<uint8_t>& edid,
                   const DisplayMode* current_mode,
                   const DisplayMode* native_mode);
   virtual ~DisplaySnapshot();
 
   const gfx::Point& origin() const { return origin_; }
   const gfx::Size& physical_size() const { return physical_size_; }
   ui::DisplayConnectionType type() const { return type_; }
   bool is_aspect_preserving_scaling() const {
     return is_aspect_preserving_scaling_;
   }
   bool has_overscan() const { return has_overscan_; }
   std::string display_name() const { return display_name_; }
   const base::FilePath& sys_path() const { return sys_path_; }
 
   int64_t display_id() const { return display_id_; }
 
   const DisplayMode* current_mode() const { return current_mode_; }
   const DisplayMode* native_mode() const { return native_mode_; }
   int64_t product_id() const { return product_id_; }
   const gfx::Size& maximum_cursor_size() const { return maximum_cursor_size_; }
 
-  const std::vector<std::unique_ptr<const DisplayMode>>& modes() const {
-    return modes_;
-  }
+  const DisplayModeList& modes() const { return modes_; }
   const std::vector<uint8_t>& edid() const { return edid_; }
 
   void set_current_mode(const DisplayMode* mode) { current_mode_ = mode; }
   void set_origin(const gfx::Point& origin) { origin_ = origin; }
   void add_mode(const DisplayMode* mode) {
     modes_.push_back(mode->Clone());
   }
 
   // Whether this display has advanced color correction available.
   bool has_color_correction_matrix() const {
@@ skipping 23 matching lines @@
   bool is_aspect_preserving_scaling_;
 
   bool has_overscan_;
 
   bool has_color_correction_matrix_;
 
   std::string display_name_;
 
   base::FilePath sys_path_;
 
-  std::vector<std::unique_ptr<const DisplayMode>> modes_;
+  DisplayModeList modes_;
 
   // The display's EDID. It can be empty if nothing extracted such as in the
   // case of a virtual display.
   std::vector<uint8_t> edid_;
 
   // Mode currently being used by the output.
   const DisplayMode* current_mode_;
 
   // "Best" mode supported by the output.
   const DisplayMode* native_mode_;
 
   // Combination of manufacturer and product code.
   int64_t product_id_;
 
   // Maximum supported cursor size on this display.
   gfx::Size maximum_cursor_size_;
 
+ private:
   DISALLOW_COPY_AND_ASSIGN(DisplaySnapshot);
 };
 
 }  // namespace ui
 
 #endif  // UI_DISPLAY_TYPES_DISPLAY_SNAPSHOT_H_