Move enum MenuAnchorPosition to reduce deps on menu_item_view.h

chrome/browser/ui/views/infobars/infobar_view.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 "chrome/browser/ui/views/infobars/infobar_view.h"
 
 #if defined(OS_WIN)
 #include <shellapi.h>
 #endif
 
@@ skipping 352 matching lines @@
 }
 
 const infobars::InfoBarContainer::Delegate* InfoBarView::container_delegate()
     const {
   const infobars::InfoBarContainer* infobar_container = container();
   return infobar_container ? infobar_container->delegate() : NULL;
 }
 
 void InfoBarView::RunMenuAt(ui::MenuModel* menu_model,
                             views::MenuButton* button,
-                            views::MenuItemView::AnchorPosition anchor) {
+                            views::MenuAnchorPosition anchor) {
   DCHECK(owner());  // We'd better not open any menus while we're closing.
   gfx::Point screen_point;
   views::View::ConvertPointToScreen(button, &screen_point);
   menu_runner_.reset(new views::MenuRunner(menu_model));
   // Ignore the result since we don't need to handle a deleted menu specially.
   ignore_result(menu_runner_->RunMenuAt(
       GetWidget(), button, gfx::Rect(screen_point, button->size()), anchor,
       ui::MENU_SOURCE_NONE, views::MenuRunner::HAS_MNEMONICS));
 }
 
@@ skipping 65 matching lines @@
 void InfoBarView::OnWillChangeFocus(View* focused_before, View* focused_now) {
   views::ExternalFocusTracker::OnWillChangeFocus(focused_before, focused_now);
 
   // This will trigger some screen readers to read the entire contents of this
   // infobar.
   if (focused_before && focused_now && !Contains(focused_before) &&
       Contains(focused_now)) {
     NotifyAccessibilityEvent(ui::AX_EVENT_ALERT, true);
   }
 }