Adding a Wayland basic toolkit

ui/wayland/wayland_screen.h

Index: ui/wayland/wayland_screen.h
diff --git a/ui/wayland/wayland_screen.h b/ui/wayland/wayland_screen.h
new file mode 100644
index 0000000000000000000000000000000000000000..90f406076f30c24be0c8c6cdbfcd7c3d8e4fa181
--- /dev/null
+++ b/ui/wayland/wayland_screen.h
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+// Copyright (c) 2011 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 WAYLAND_SCREEN_H_
+#define WAYLAND_SCREEN_H_
+
+#include <list>
+#include <stdint.h>
+
+#include "wayland_geometry_utils.h"
+
+struct wl_output;
+
+class WaylandDisplay;
+
+class WaylandScreen {
+ public:
+  WaylandScreen(WaylandDisplay* display, uint32_t id);
+  ~WaylandScreen();
+
+  Rectangle GetAllocation() const;
+
+ private:
+  struct Mode {
+    int32_t width, height, refresh, flags;
+  };
+
+  struct wl_output* output_;
+  WaylandDisplay* display_;
+  Point position_;
+
+  typedef std::list<Mode> Modes;
+  Modes modes_;
+
+  static const struct wl_output_listener output_listener;
+
+  static void OutputHandleGeometry(void* data,
+                                   struct wl_output* output,
+                                   int32_t x,
+                                   int32_t y,
+                                   int32_t physical_width,
+                                   int32_t physical_height,
+                                   int32_t subpixel,
+                                   const char* make,
+                                   const char* model);
+  static void OutputHandleMode(void* data,
+                               struct wl_output* wl_output,
+                               uint32_t flags,
+                               int32_t width,
+                               int32_t height,
+                               int32_t refresh);
+};
+
+#endif