Adds Window::MoveChildToFront, with surrounding changes.

ui/gfx/rect.cc

 // 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.
 
 #include "ui/gfx/rect.h"
 
 #if defined(OS_WIN)
 #include <windows.h>
 #elif defined(OS_MACOSX)
 #include <CoreGraphics/CGGeometry.h>
 #elif defined(TOOLKIT_USES_GTK)
 #include <gdk/gdk.h>
 #endif
 #if defined(USE_WAYLAND)
 #include <cairo.h>
 #endif
 
 #include "base/logging.h"
 #include "base/stringprintf.h"
 #include "ui/gfx/insets.h"
 
 namespace {
 
 void AdjustAlongAxis(int dst_origin, int dst_size, int* origin, int* size) {
-  if (*origin < dst_origin) {
+  *size = std::min(dst_size, *size);
+  if (*origin < dst_origin)
     *origin = dst_origin;
-    *size = std::min(dst_size, *size);
-  } else {
-    *size = std::min(dst_size, *size);
+  else
     *origin = std::min(dst_origin + dst_size, *origin + *size) - *size;
-  }
 }
 
 } // namespace
 
 namespace gfx {
 
 Rect::Rect() {
 }
 
 Rect::Rect(int width, int height)
@@ skipping 243 matching lines @@
              (y() == rect.bottom() || bottom() == rect.y()));
 }
 
 std::string Rect::ToString() const {
   return base::StringPrintf("%s %s",
                             origin_.ToString().c_str(),
                             size_.ToString().c_str());
 }
 
 }  // namespace gfx