Move WindowResizer to CoreWM.

ui/views/corewm/screen_util.h

Index: ui/views/corewm/screen_util.h
===================================================================
--- ui/views/corewm/screen_util.h	(revision 0)
+++ ui/views/corewm/screen_util.h	(revision 0)
@@ -0,0 +1,37 @@
+// 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 UI_VIEWS_COREWM_SCREEN_UTIL_H_
+#define UI_VIEWS_COREWM_SCREEN_UTIL_H_
+
+#include "base/compiler_specific.h"
+#include "ui/views/views_export.h"
+
+namespace aura {
+class Window;
+}
+namespace gfx {
+class Rect;
+}
+
+namespace views {
+namespace corewm {
+
+// Returns the display's work area bounds in parent coordinates.
+VIEWS_EXPORT gfx::Rect GetDisplayWorkAreaBoundsInParent(aura::Window* window);
+
+// Converts |rect| from |window|'s coordinates to the virtual screen
+// coordinates.
+VIEWS_EXPORT gfx::Rect ConvertRectToScreen(aura::Window* window,
+                                           const gfx::Rect& rect);
+
+// Converts |rect| from virtual screen coordinates to the |window|'s
+// coordinates.
+VIEWS_EXPORT gfx::Rect ConvertRectFromScreen(aura::Window* window,
+                                             const gfx::Rect& rect);
+
+}  // namespace corewm
+}  // namespace views
+
+#endif  // UI_VIEWS_COREWM_SCREEN_UTIL_H_