Enable keyboard accelerators while a menu is open

ui/views/controls/menu/menu_message_loop_aura.h

Index: ui/views/controls/menu/menu_message_loop_aura.h
diff --git a/ui/views/controls/menu/menu_message_loop_aura.h b/ui/views/controls/menu/menu_message_loop_aura.h
index 80485e945a6525cfc86c191a1592bdd6ff12723a..8d35ecdeaf094dfd5a0dc68e63ca74677fb1c3ee 100644
--- a/ui/views/controls/menu/menu_message_loop_aura.h
+++ b/ui/views/controls/menu/menu_message_loop_aura.h
@@ -8,6 +8,7 @@
 #include "base/callback.h"
 #include "base/compiler_specific.h"
 #include "base/memory/scoped_ptr.h"
+#include "ui/views/controls/menu/menu_event_filter.h"
 #include "ui/views/controls/menu/menu_message_loop.h"
 
 namespace base {
@@ -40,6 +41,8 @@ class MenuMessageLoopAura : public MenuMessageLoop {
   // WARNING: this may be NULL.
   Widget* owner_;
 
+  scoped_ptr<MenuEventFilter> menu_event_filter_;
+
   base::Closure message_loop_quit_;
 
   DISALLOW_COPY_AND_ASSIGN(MenuMessageLoopAura);