Split Screen mode implementation

athena/wm/coordinate_conversion.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 ATHENA_WM_COORDINATE_CONVERSION_H_
+#define ATHENA_WM_COORDINATE_CONVERSION_H_
+
+namespace aura {
+class Window;
+}  // namespace aura
+
+namespace gfx {
+class Point;
+class Rect;
+}  // namespace gfx
+
+namespace athena {
+// Converts the |point| from a given |window|'s coordinates into the screen
+// coordinates.
+void ConvertPointToScreen(const aura::Window* window,

[Jun Mukai, 2014/07/25 20:21:29]

This file would be great to be in ui/wm/core (or even a method of aura::Window?)

[oshima, 2014/07/25 21:41:10]

yep, and consolidate methods (that make sense) ash/wm/coordinate_conversion.h

[mfomitchev, 2014/08/05 19:56:57]

Done. Created a separate review for ash changes:
https://codereview.chromium.org/425363002

+                          gfx::Point* point);
+
+// Converts the |point| from the screen coordinates to a given |window|'s
+// coordinates.
+void ConvertPointFromScreen(const aura::Window* window,
+                            gfx::Point* point_in_screen);
+
+}  // namespace athena
+
+#endif  // ATHENA_WM_COORDINATE_CONVERSION_H_