Reorder the NativeViews attached to a view via kViewHostKey according to the position of the view

ui/views/widget/desktop_aura/desktop_native_widget_aura.cc

 // 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.
 
 #include "ui/views/widget/desktop_aura/desktop_native_widget_aura.h"
 
 #include "base/bind.h"
 #include "ui/aura/client/activation_client.h"
 #include "ui/aura/client/aura_constants.h"
 #include "ui/aura/client/stacking_client.h"
@@ skipping 23 matching lines @@
 #include "ui/views/ime/input_method.h"
 #include "ui/views/ime/input_method_bridge.h"
 #include "ui/views/widget/desktop_aura/desktop_root_window_host.h"
 #include "ui/views/widget/drop_helper.h"
 #include "ui/views/widget/native_widget_aura_window_observer.h"
 #include "ui/views/widget/root_view.h"
 #include "ui/views/widget/tooltip_manager_aura.h"
 #include "ui/views/widget/widget.h"
 #include "ui/views/widget/widget_aura_utils.h"
 #include "ui/views/widget/widget_delegate.h"
+#include "ui/views/widget/window_reorderer.h"
 
 DECLARE_EXPORTED_WINDOW_PROPERTY_TYPE(VIEWS_EXPORT,
                                       views::DesktopNativeWidgetAura*);
 
 namespace views {
 
 DEFINE_WINDOW_PROPERTY_KEY(DesktopNativeWidgetAura*,
                            kDesktopNativeWidgetAuraKey, NULL);
 
 namespace {
@@ skipping 213 matching lines @@
   }
 
   window_->Show();
   desktop_root_window_host_->InitFocus(window_);
 
   aura::client::SetActivationDelegate(window_, this);
 
   shadow_controller_.reset(
       new corewm::ShadowController(
           aura::client::GetActivationClient(root_window_.get())));
+
+  window_reorderer_.reset(new WindowReorderer(window_,
+      GetWidget()->GetRootView()));
 }
 
 NonClientFrameView* DesktopNativeWidgetAura::CreateNonClientFrameView() {
   return desktop_root_window_host_->CreateNonClientFrameView();
 }
 
 bool DesktopNativeWidgetAura::ShouldUseNativeFrame() const {
   return desktop_root_window_host_->ShouldUseNativeFrame();
 }
 
@@ skipping 26 matching lines @@
 }
 
 ui::Compositor* DesktopNativeWidgetAura::GetCompositor() {
   return window_->layer()->GetCompositor();
 }
 
 ui::Layer* DesktopNativeWidgetAura::GetLayer() {
   return window_->layer();
 }
 
+void DesktopNativeWidgetAura::ReorderNativeViews() {
+  window_reorderer_->ReorderChildWindows();
+}
+
 void DesktopNativeWidgetAura::ViewRemoved(View* view) {
 }
 
 void DesktopNativeWidgetAura::SetNativeWindowProperty(const char* name,
                                                       void* value) {
   window_->SetNativeWindowProperty(name, value);
 }
 
 void* DesktopNativeWidgetAura::GetNativeWindowProperty(const char* name) const {
   return window_->GetNativeWindowProperty(name);
@@ skipping 515 matching lines @@
 
 ////////////////////////////////////////////////////////////////////////////////
 // DesktopNativeWidgetAura, aura::RootWindowObserver implementation:
 
 void DesktopNativeWidgetAura::OnRootWindowHostCloseRequested(
     const aura::RootWindow* root) {
   Close();
 }
 
 }  // namespace views