[Aura] Ignore selection changes when a menu is closing.

ui/views/controls/menu/menu_controller.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "ui/views/controls/menu/menu_controller.h"
 
 #include "base/i18n/case_conversion.h"
 #include "base/i18n/rtl.h"
 #include "base/run_loop.h"
 #include "base/time.h"
@@ skipping 2245 matching lines @@
 
   if (quit_now)
     base::MessageLoop::current()->QuitNow();
 }
 
 void MenuController::HandleMouseLocation(SubmenuView* source,
                                          const gfx::Point& mouse_location) {
   if (showing_submenu_)
     return;
 
+  // Ignore mouse events if we're closing the menu.
+  if (exit_type_ != EXIT_NONE)
+    return;
+
   MenuPart part = GetMenuPart(source, mouse_location);
 
   UpdateScrolling(part);
 
   if (!blocking_run_)
     return;
 
   if (part.type == MenuPart::NONE && ShowSiblingMenu(source, mouse_location))
     return;
 
   if (part.type == MenuPart::MENU_ITEM && part.menu) {
     SetSelection(part.menu, SELECTION_OPEN_SUBMENU);
   } else if (!part.is_scroll() && pending_state_.item &&
              pending_state_.item->GetParentMenuItem() &&
              (!pending_state_.item->HasSubmenu() ||
               !pending_state_.item->GetSubmenu()->IsShowing())) {
     // On exit if the user hasn't selected an item with a submenu, move the
     // selection back to the parent menu item.
     SetSelection(pending_state_.item->GetParentMenuItem(),
                  SELECTION_OPEN_SUBMENU);
   }
 }
 
 }  // namespace views