More DomStorage house cleaning

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_new.h"
+#include "content/browser/dom_storage/session_storage_namespace_impl.h"
 
-#ifdef ENABLE_NEW_DOM_STORAGE_BACKEND
-
-#include "content/browser/dom_storage/dom_storage_context_impl_new.h"
+#include "content/browser/dom_storage/dom_storage_context_impl.h"
 #include "webkit/dom_storage/dom_storage_session.h"
 
 using dom_storage::DomStorageSession;
 
 SessionStorageNamespaceImpl::SessionStorageNamespaceImpl(
     DOMStorageContextImpl* context)
     : session_(new DomStorageSession(context->context())) {
 }
 
 int64 SessionStorageNamespaceImpl::id() const {
   return session_->namespace_id();
 }
 
 SessionStorageNamespaceImpl* SessionStorageNamespaceImpl::Clone() {
   return new SessionStorageNamespaceImpl(session_->Clone());
 }
 
 SessionStorageNamespaceImpl::SessionStorageNamespaceImpl(
     DomStorageSession* clone)
     : session_(clone) {
 }
 
 SessionStorageNamespaceImpl::~SessionStorageNamespaceImpl() {
 }
-
-#endif  // ENABLE_NEW_DOM_STORAGE_BACKEND