Move enum MenuAnchorPosition to reduce deps on menu_item_view.h

chrome/browser/ui/views/content_setting_bubble_contents.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/content_setting_bubble_contents.h"
 
 #include <algorithm>
 #include <set>
 #include <string>
 #include <vector>
@@ skipping 426 matching lines @@
 void ContentSettingBubbleContents::OnMenuButtonClicked(
     views::View* source,
     const gfx::Point& point) {
     MediaMenuPartsMap::iterator j(media_menus_.find(
         static_cast<views::MenuButton*>(source)));
     DCHECK(j != media_menus_.end());
     menu_runner_.reset(new views::MenuRunner(j->second->menu_model.get()));
 
     gfx::Point screen_location;
     views::View::ConvertPointToScreen(j->first, &screen_location);
-    ignore_result(menu_runner_->RunMenuAt(
-        source->GetWidget(),
-        j->first,
-        gfx::Rect(screen_location, j->first->size()),
-        views::MenuItemView::TOPLEFT,
-        ui::MENU_SOURCE_NONE,
-        views::MenuRunner::HAS_MNEMONICS));
+    ignore_result(
+        menu_runner_->RunMenuAt(source->GetWidget(),
+                                j->first,
+                                gfx::Rect(screen_location, j->first->size()),
+                                ui::MENU_ANCHOR_TOPLEFT,
+                                ui::MENU_SOURCE_NONE,
+                                views::MenuRunner::HAS_MNEMONICS));
 }
 
 int ContentSettingBubbleContents::GetPreferredMediaMenuWidth(
     views::MenuButton* button,
     ui::SimpleMenuModel* menu_model) {
   base::string16 title = button->text();
 
   int width = button->GetPreferredSize().width();
   for (int i = 0; i < menu_model->GetItemCount(); ++i) {
     button->SetText(menu_model->GetLabelAt(i));
     width = std::max(width, button->GetPreferredSize().width());
   }
 
   // Recover the title for the menu button.
   button->SetText(title);
   return width;
 }