Mac: ExternalPopupMenu::close should hide a showing popup menu.

content/renderer/external_popup_menu.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 "content/renderer/external_popup_menu.h"
 
 #include "content/common/view_messages.h"
 #include "content/renderer/menu_item_builder.h"
 #include "content/renderer/render_view_impl.h"
 #include "third_party/WebKit/public/platform/WebRect.h"
@@ skipping 36 matching lines @@
         MenuItemBuilder::Build(popup_menu_info_.items[i]));
   }
   popup_params.right_aligned = popup_menu_info_.rightAligned;
   popup_params.allow_multiple_selection =
       popup_menu_info_.allowMultipleSelection;
   render_view_->Send(
       new ViewHostMsg_ShowPopup(render_view_->routing_id(), popup_params));
 }
 
 void ExternalPopupMenu::close()  {
-  popup_menu_client_ = NULL;
-  render_view_ = NULL;
+  render_view_->Send(new ViewHostMsg_HidePopup(render_view_->routing_id()));
+  render_view_->DidHideExternalPopupMenu();
+  // |this| was deleted.
 }
 
 #if defined(OS_MACOSX)
 void ExternalPopupMenu::DidSelectItem(int index) {
   if (!popup_menu_client_)
     return;
   if (index == -1)
     popup_menu_client_->didCancel();
   else
     popup_menu_client_->didAcceptIndex(index);
 }
 #endif
 
 #if defined(OS_ANDROID)
 void ExternalPopupMenu::DidSelectItems(bool canceled,
                                        const std::vector<int>& indices) {
   if (!popup_menu_client_)
     return;
   if (canceled)
     popup_menu_client_->didCancel();
   else
     popup_menu_client_->didAcceptIndices(indices);
 }
 #endif
 
 }  // namespace content