Don't send touch events to windows like menus when the touch occurs outside the menu bounds.

ui/views/controls/menu/menu_message_loop.h

Index: ui/views/controls/menu/menu_message_loop.h
diff --git a/ui/views/controls/menu/menu_message_loop.h b/ui/views/controls/menu/menu_message_loop.h
index d4d56333d60f5fa6e5dd35ed63477d2b130cbd8c..b7567eb67b94146be67925e9a7be5c865c6cd78f 100644
--- a/ui/views/controls/menu/menu_message_loop.h
+++ b/ui/views/controls/menu/menu_message_loop.h
@@ -5,6 +5,7 @@
 #ifndef UI_VIEWS_CONTROLS_MENU_MENU_MESSAGE_LOOP_H_
 #define UI_VIEWS_CONTROLS_MENU_MENU_MESSAGE_LOOP_H_
 
+#include "ui/events/event.h"
 #include "ui/gfx/native_widget_types.h"
 
 namespace gfx {
@@ -31,7 +32,10 @@ class MenuMessageLoop {
 
   // Repost |event| to |window|.
   // |screen_loc| is the event's location in screen coordinates.
-  static void RepostEventToWindow(const ui::LocatedEvent& event,
+  // The |EventType| template argument indicates the type of the event.
+  // For e.g. MouseEvent, TouchEvent, etc.
+  template<class EventType>
+  static void RepostEventToWindow(const EventType& event,
                                   gfx::NativeWindow window,
                                   const gfx::Point& screen_loc);