Handle NULL RenderWidget in RenderViewImpl::createPopupMenu

content/renderer/render_view_impl.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/render_view_impl.h"
 
 #include <algorithm>
 #include <cmath>
 
 #include "base/auto_reset.h"
@@ skipping 1835 matching lines @@
 
   // Record whether the creator frame is trying to suppress the opener field.
   view->opener_suppressed_ = params.opener_suppressed;
 
   return view->webview();
 }
 
 WebWidget* RenderViewImpl::createPopupMenu(blink::WebPopupType popup_type) {
   RenderWidget* widget =
       RenderWidget::Create(routing_id_, popup_type, screen_info_);
+  if (!widget)
+    return NULL;
   if (screen_metrics_emulator_) {
     widget->SetPopupOriginAdjustmentsForEmulation(
         screen_metrics_emulator_.get());
   }
   return widget->webwidget();
 }
 
 WebExternalPopupMenu* RenderViewImpl::createExternalPopupMenu(
     const WebPopupMenuInfo& popup_menu_info,
     WebExternalPopupMenuClient* popup_menu_client) {
@@ skipping 3644 matching lines @@
   for (size_t i = 0; i < icon_urls.size(); i++) {
     WebURL url = icon_urls[i].iconURL();
     if (!url.isEmpty())
       urls.push_back(FaviconURL(url,
                                 ToFaviconType(icon_urls[i].iconType())));
   }
   SendUpdateFaviconURL(urls);
 }
 
 }  // namespace content