Replacing Indexed DB Chromium IPC with Mojo

content/browser/indexed_db/indexed_db_open_request_observer_impl.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_OPEN_REQUEST_OBSERVER_IMPL_H_
+#define CONTENT_BROWSER_INDEXED_DB_INDEXED_DB_OPEN_REQUEST_OBSERVER_IMPL_H_
+
+#include "content/browser/indexed_db/indexed_db_open_request_observer.h"
+#include "third_party/WebKit/Source/modules/indexeddb/indexed_db.mojom.h"
+
+namespace content {
+
+class CONTENT_EXPORT IndexedDBOpenRequestObserverImpl
+    : public IndexedDBOpenRequestObserver {
+ public:
+  IndexedDBOpenRequestObserverImpl(
+      ::indexed_db::mojom::OpenRequestObserverPtr observer);
+
+  // content::IndexedDBOpenRequestObserver::
+  void OnBlocked(int64_t old_version) override;
+  void OnUpgradeNeeded(
+      int64_t old_version,
+      IndexedDBConnection* connection,
+      const IndexedDBDataLossInfo& data_loss_info,
+      const IndexedDBDatabaseMetadata& index_metadata) override;
+
+ protected:
+  ~IndexedDBOpenRequestObserverImpl() override;
+
+ private:
+  friend class base::RefCounted<IndexedDBOpenRequestObserverImpl>;
+
+  ::indexed_db::mojom::OpenRequestObserverPtr observer_;
+
+  DISALLOW_COPY_AND_ASSIGN(IndexedDBOpenRequestObserverImpl);
+};
+
+}  // namespace content
+
+#endif  // CONTENT_BROWSER_INDEXED_DB_INDEXED_DB_OPEN_REQUEST_OBSERVER_IMPL_H_