Revert "Delete the ViewManager and WindowManager services."

services/view_manager/view_coordinate_conversions.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 SERVICES_VIEW_MANAGER_VIEW_COORDINATE_CONVERSIONS_H_
+#define SERVICES_VIEW_MANAGER_VIEW_COORDINATE_CONVERSIONS_H_
+
+namespace gfx {
+class Point;
+class PointF;
+class Rect;
+}
+
+namespace view_manager {
+
+class ServerView;
+
+// Converts |point| from the coordinates of |from| to the coordinates of |to|.
+// |from| and |to| must be an ancestors or descendants of each other.
+gfx::Point ConvertPointBetweenViews(const ServerView* from,
+                                    const ServerView* to,
+                                    const gfx::Point& point);
+gfx::PointF ConvertPointFBetweenViews(const ServerView* from,
+                                      const ServerView* to,
+                                      const gfx::PointF& point);
+
+// Converts |rect| from the coordinates of |from| to the coordinates of |to|.
+// |from| and |to| must be an ancestors or descendants of each other.
+gfx::Rect ConvertRectBetweenViews(const ServerView* from,
+                                  const ServerView* to,
+                                  const gfx::Rect& rect);
+
+}  // namespace view_manager
+
+#endif  // SERVICES_VIEW_MANAGER_VIEW_COORDINATE_CONVERSIONS_H_