IndexedDB: Saving data loss status in IndexedDBPendingConnection.

content/browser/indexed_db/indexed_db_data_loss_info.h

+// Copyright 2016 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.
+
+#ifndef CONTENT_BROWSER_INDEXED_DB_INDEXED_DB_DATA_LOSS_INFO_H_
+#define CONTENT_BROWSER_INDEXED_DB_INDEXED_DB_DATA_LOSS_INFO_H_
+
+#include <string>
+
+#include "third_party/WebKit/public/platform/modules/indexeddb/WebIDBTypes.h"
+
+namespace content {
+
+struct IndexedDBDataLossInfo {
+  blink::WebIDBDataLoss status = blink::WebIDBDataLossNone;
+  std::string message;
+};
+
+}  // namespace content
+
+#endif  // CONTENT_BROWSER_INDEXED_DB_INDEXED_DB_DATA_LOSS_INFO_H_