Refactor menu controller to isolate aura dependency.

ui/views/window/dialog_delegate.cc

Index: ui/views/window/dialog_delegate.cc
diff --git a/ui/views/window/dialog_delegate.cc b/ui/views/window/dialog_delegate.cc
index 2234310af9124b5c64398a7f6ffabecb887d4a6a..84805d3358be79e0be6349ba1d1a55bed2580f1b 100644
--- a/ui/views/window/dialog_delegate.cc
+++ b/ui/views/window/dialog_delegate.cc
@@ -14,10 +14,6 @@
 #include "ui/views/widget/widget_observer.h"
 #include "ui/views/window/dialog_client_view.h"
 
-#if defined(USE_AURA)
-#include "ui/wm/core/shadow_types.h"
-#endif
-
 namespace views {
 
 ////////////////////////////////////////////////////////////////////////////////
@@ -169,10 +165,7 @@ NonClientFrameView* DialogDelegate::CreateDialogFrameView(Widget* widget) {
     if (titlebar_view)
       frame->SetTitlebarExtraView(titlebar_view);
   }
-#if defined(USE_AURA)
-  // TODO(msw): Add a matching shadow type and remove the bubble frame border?
-  wm::SetShadowType(widget->GetNativeWindow(), wm::SHADOW_TYPE_NONE);
-#endif
+  widget->SetHasShadow(false);
   return frame;
 }