Fix SessionStorage

chrome/browser/in_process_webkit/session_storage_namespace.cc

+// Copyright (c) 2010 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/in_process_webkit/session_storage_namespace.h"
+
+#include "chrome/browser/in_process_webkit/dom_storage_context.h"
+#include "chrome/browser/in_process_webkit/webkit_context.h"
+#include "chrome/browser/profile.h"
+
+SessionStorageNamespace::SessionStorageNamespace(Profile* profile)
+    : webkit_context_(profile->GetWebKitContext()),
+      id_(webkit_context_->dom_storage_context()
+          ->AllocateSessionStorageNamespaceId()) {
+}
+
+SessionStorageNamespace::SessionStorageNamespace(WebKitContext* webkit_context,
+                                                 int64 id)
+    : webkit_context_(webkit_context),
+      id_(id) {
+}
+
+SessionStorageNamespace::~SessionStorageNamespace() {
+  webkit_context_->DeleteSessionStorageNamespace(id_);
+}
+
+SessionStorageNamespace* SessionStorageNamespace::Clone() {
+  return new SessionStorageNamespace(
+      webkit_context_,
+      webkit_context_->dom_storage_context()->CloneSessionStorage(id_));
+}