Try to restore window.opener when opening blocked popups

content/browser/dom_storage/session_storage_namespace_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/dom_storage/session_storage_namespace_impl.h"
 
+#include "base/logging.h"
 #include "content/browser/dom_storage/dom_storage_context_impl.h"
 #include "webkit/browser/dom_storage/dom_storage_session.h"
 
 using dom_storage::DomStorageContext;
 using dom_storage::DomStorageSession;
 
 namespace content {
 
+// static
+SessionStorageNamespace*
+SessionStorageNamespace::Clone(DOMStorageContext* context,
+                               SessionStorageNamespace* namespace_to_clone) {
+  CHECK(static_cast<SessionStorageNamespaceImpl*>(namespace_to_clone)->
+            IsFromContext(static_cast<DOMStorageContextImpl*>(context)));
+  return new SessionStorageNamespaceImpl(
+      static_cast<DOMStorageContextImpl*>(context), namespace_to_clone->id());
+}
+
 SessionStorageNamespaceImpl::SessionStorageNamespaceImpl(
     DOMStorageContextImpl* context)
     : session_(new DomStorageSession(context->context())) {
 }
 
 SessionStorageNamespaceImpl::SessionStorageNamespaceImpl(
     DOMStorageContextImpl* context, int64 namepace_id_to_clone)
     : session_(DomStorageSession::CloneFrom(context->context(),
                                             namepace_id_to_clone)) {
 }
@@ skipping 30 matching lines @@
 
 SessionStorageNamespaceImpl::SessionStorageNamespaceImpl(
     DomStorageSession* clone)
     : session_(clone) {
 }
 
 SessionStorageNamespaceImpl::~SessionStorageNamespaceImpl() {
 }
 
 }  // namespace content