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

ui/aura/client/aura_constants.cc

Index: ui/aura/client/aura_constants.cc
diff --git a/ui/aura/client/aura_constants.cc b/ui/aura/client/aura_constants.cc
index 7ba9f874d2582e40c619bb0f345e1fecd178c7dc..82a19fda79f0933241b9f7c4d6edde7d95896c2a 100644
--- a/ui/aura/client/aura_constants.cc
+++ b/ui/aura/client/aura_constants.cc
@@ -6,12 +6,14 @@
 
 #include "ui/aura/window_property.h"
 #include "ui/gfx/rect.h"
+#include "ui/views/view.h"

[sky, 2013/05/13 15:53:14]

This would introduce a cycle between aura->views and views->aura . Can
kHostViewKey be in views since that is the only place that needs it?

 
 DECLARE_EXPORTED_WINDOW_PROPERTY_TYPE(AURA_EXPORT, bool)
 DECLARE_EXPORTED_WINDOW_PROPERTY_TYPE(AURA_EXPORT, ui::ModalType)
 DECLARE_EXPORTED_WINDOW_PROPERTY_TYPE(AURA_EXPORT, gfx::Rect*)
 DECLARE_EXPORTED_WINDOW_PROPERTY_TYPE(AURA_EXPORT, ui::InputMethod*)
 DECLARE_EXPORTED_WINDOW_PROPERTY_TYPE(AURA_EXPORT, ui::WindowShowState)
+DECLARE_EXPORTED_WINDOW_PROPERTY_TYPE(AURA_EXPORT, views::View*)
 
 namespace aura {
 namespace client {
@@ -24,6 +26,7 @@ DEFINE_WINDOW_PROPERTY_KEY(bool, kCanMaximizeKey, false);
 DEFINE_WINDOW_PROPERTY_KEY(bool, kCanResizeKey, true);
 DEFINE_WINDOW_PROPERTY_KEY(bool, kConstrainedWindowKey, false);
 DEFINE_WINDOW_PROPERTY_KEY(bool, kDrawAttentionKey, false);
+DEFINE_WINDOW_PROPERTY_KEY(views::View*, kHostViewKey, NULL);
 DEFINE_WINDOW_PROPERTY_KEY(ui::ModalType, kModalKey, ui::MODAL_TYPE_NONE);
 // gfx::Rect object for RestoreBoundsKey property is owned by the window
 // and will be freed automatically.