Move enum MenuAnchorPosition to reduce deps on menu_item_view.h

ui/message_center/views/notifier_settings_view.cc

 // Copyright (c) 2013 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/message_center/views/notifier_settings_view.h"
 
 #include <set>
 #include <string>
 
 #include "base/strings/string16.h"
@@ skipping 695 matching lines @@
   notifier_group_menu_model_.reset(new NotifierGroupMenuModel(provider_));
   notifier_group_menu_runner_.reset(
       new views::MenuRunner(notifier_group_menu_model_.get()));
   gfx::Rect menu_anchor = source->GetBoundsInScreen();
   menu_anchor.Inset(
       gfx::Insets(0, kMenuWhitespaceOffset, 0, kMenuWhitespaceOffset));
   if (views::MenuRunner::MENU_DELETED ==
       notifier_group_menu_runner_->RunMenuAt(GetWidget(),
                                              notifier_group_selector_,
                                              menu_anchor,
-                                             views::MenuItemView::BUBBLE_ABOVE,
+                                             views::MENU_ANCHOR_BUBBLE_ABOVE,
                                              ui::MENU_SOURCE_MOUSE,
                                              views::MenuRunner::CONTEXT_MENU))
     return;
   MessageCenterView* center_view = static_cast<MessageCenterView*>(parent());
   center_view->OnSettingsChanged();
 }
 
 }  // namespace message_center