Refactor menu controller to isolate aura dependency.

ui/views/controls/menu/menu_host.cc

Index: ui/views/controls/menu/menu_host.cc
diff --git a/ui/views/controls/menu/menu_host.cc b/ui/views/controls/menu/menu_host.cc
index 5e8593b98ab06b57bc2e780541d1fe18b8f904b4..791438d4785189cd7ef595712af61efd0173371c 100644
--- a/ui/views/controls/menu/menu_host.cc
+++ b/ui/views/controls/menu/menu_host.cc
@@ -17,7 +17,6 @@
 #include "ui/views/round_rect_painter.h"
 #include "ui/views/widget/native_widget_private.h"
 #include "ui/views/widget/widget.h"
-#include "ui/wm/core/shadow_types.h"
 
 namespace views {
 
@@ -54,9 +53,6 @@ void MenuHost::InitMenuHost(Widget* parent,
   params.bounds = bounds;
   Init(params);
 
-  if (bubble_border)
-    SetShadowType(GetNativeView(), wm::SHADOW_TYPE_NONE);

[Andre, 2014/05/04 20:05:30]

Moved this to InitNativeWidget().

-
   SetContentsView(contents_view);
   if (bubble_border || rounded_border)
     SetOpacity(0);
@@ -75,7 +71,7 @@ void MenuHost::ShowMenuHost(bool do_capture) {
   if (do_capture) {
     // Cancel existing touches, so we don't miss some touch release/cancel
     // events due to the menu taking capture.
-    ui::GestureRecognizer::Get()->TransferEventsTo(GetNativeWindow(), NULL);
+    ui::GestureRecognizer::Get()->TransferEventsTo(NULL, NULL);

[Andre, 2014/05/04 20:05:30]

The first argument is unused when the second argument is NULL.

     native_widget_private()->SetCapture();
   }
 }