Adds Window::MoveChildToFront, with surrounding changes.

views/widget/widget.h

 // 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 VIEWS_WIDGET_WIDGET_H_
 #define VIEWS_WIDGET_WIDGET_H_
 #pragma once
 
 #include <stack>
 
@@ skipping 279 matching lines @@
   // Returns the bounds of the Widget's client area in screen coordinates.
   gfx::Rect GetClientAreaScreenBounds() const;
 
   // Retrieves the restored bounds for the window.
   gfx::Rect GetRestoredBounds() const;
 
   // Sizes and/or places the widget to the specified bounds, size or position.
   void SetBounds(const gfx::Rect& bounds);
   void SetSize(const gfx::Size& size);
 
-  // Like SetBounds(), but ensures the Widget is fully visible within the bounds
-  // of its parent. If the Widget has no parent, it is centered within the
-  // bounds of its screen if it is visible, or |other_widget|'s screen if it is
-  // not.
-  void SetBoundsConstrained(const gfx::Rect& bounds,
-                            Widget* other_widget);
+  // Like SetBounds(), but ensures the Widget is fully visible on screen,
+  // resizing and/or repositioning as necessary. This is only useful for
+  // non-child widgets.
+  void SetBoundsConstrained(const gfx::Rect& bounds);
 
   // Places the widget in front of the specified widget in z-order.
   void MoveAboveWidget(Widget* widget);
   void MoveAbove(gfx::NativeView native_view);
   void MoveToTop();
 
   // Sets a shape on the widget. This takes ownership of shape.
   void SetShape(gfx::NativeRegion shape);
 
   // Hides the widget then closes it after a return to the message loop.
@@ skipping 424 matching lines @@
   // duplicate move events even though the mouse hasn't moved.
   bool last_mouse_event_was_move_;
   gfx::Point last_mouse_event_position_;
 
   DISALLOW_COPY_AND_ASSIGN(Widget);
 };
 
 }  // namespace views
 
 #endif // VIEWS_WIDGET_WIDGET_H_