[Storage] Blob Storage Refactoring pt 1

storage/browser/blob/blob_data_item.cc

+// Copyright (c) 2015 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 "storage/browser/blob/blob_data_item.h"
+
+namespace storage {
+
+BlobDataItem::BlobDataItem(scoped_ptr<DataElement> item,
+                           scoped_refptr<ShareableFileReference> file_handle)
+    : item_(item.Pass()), file_handle_(file_handle) {
+}
+BlobDataItem::BlobDataItem(scoped_ptr<DataElement> item) : item_(item.Pass()) {
+}
+BlobDataItem::~BlobDataItem() {
+}
+
+}  // namespace storage