Fixes possible crash in closing menus. Specifically if we Close a

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 44d2f62543d5557d7c9a79634de62f9eb8039b67..4a887e56c0df83b9ff70abde1cc91f1eb9ea1340 100644
--- a/ui/views/controls/menu/menu_host.cc
+++ b/ui/views/controls/menu/menu_host.cc
@@ -109,6 +109,9 @@ void MenuHost::OnNativeWidgetDestroyed() {
 }
 
 void MenuHost::OnOwnerClosing() {
+  if (destroying_)
+    return;
+
   MenuController* menu_controller =
       submenu_->GetMenuItem()->GetMenuController();
   if (menu_controller && !menu_controller->drag_in_progress())