Try to restore window.opener when opening blocked popups

content/browser/web_contents/web_contents_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/browser/web_contents/web_contents_impl.h"
 
 #include <utility>
 
 #include "base/command_line.h"
 #include "base/debug/trace_event.h"
@@ skipping 247 matching lines @@
 
   params->can_load_local_resources = entry.GetCanLoadLocalResources();
   params->frame_to_navigate = entry.GetFrameToNavigate();
 
   if (delegate)
     delegate->AddNavigationHeaders(params->url, &params->extra_headers);
 }
 
 }  // namespace
 
-WebContents* WebContents::Create(const WebContents::CreateParams& params) {
-  return WebContentsImpl::CreateWithOpener(params, NULL);
+WebContents* WebContents::Create(const WebContents::CreateParams& params,
+                                 WebContents* opener) {
+  return WebContentsImpl::CreateWithOpener(
+      params, static_cast<WebContentsImpl*>(opener));
 }
 
 WebContents* WebContents::CreateWithSessionStorage(
     const WebContents::CreateParams& params,
     const SessionStorageNamespaceMap& session_storage_namespace_map) {
   WebContentsImpl* new_contents = new WebContentsImpl(
       params.browser_context, NULL);
 
   for (SessionStorageNamespaceMap::const_iterator it =
            session_storage_namespace_map.begin();
@@ skipping 3448 matching lines @@
 }
 
 void WebContentsImpl::ClearAllPowerSaveBlockers() {
   for (PowerSaveBlockerMap::iterator i(power_save_blockers_.begin());
        i != power_save_blockers_.end(); ++i)
     STLDeleteValues(&power_save_blockers_[i->first]);
   power_save_blockers_.clear();
 }
 
 }  // namespace content