Port IndexedDB open() and database callbacks to Mojo.

content/browser/indexed_db/database_factory_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_DATABASE_FACTORY_IMPL_H_
+#define CONTENT_BROWSER_INDEXED_DB_DATABASE_FACTORY_IMPL_H_
+
+#include "base/macros.h"
+#include "base/memory/ref_counted.h"
+#include "content/public/browser/browser_associated_interface.h"
+#include "third_party/WebKit/public/platform/modules/indexeddb/indexed_db.mojom.h"
+
+namespace base {
+class SequencedTaskRunner;
+}
+
+namespace net {
+class URLRequestContextGetter;
+}
+
+namespace content {
+
+class IndexedDBContextImpl;
+class IndexedDBDispatcherHost;
+
+class DatabaseFactoryImpl
+    : public indexed_db::mojom::DatabaseFactory,
+      public BrowserAssociatedInterface<indexed_db::mojom::DatabaseFactory> {
+ public:
+  DatabaseFactoryImpl(net::URLRequestContextGetter* request_context_getter,
+                      IndexedDBContextImpl* indexed_db_context,
+                      int ipc_process_id,
+                      scoped_refptr<IndexedDBDispatcherHost> dispatcher_host);
+  ~DatabaseFactoryImpl() override;
+
+  // indexed_db::mojom::DatabaseFactory
+  void Open(const std::string& name,
+            int64_t version,
+            int64_t transaction_id,
+            const url::Origin& origin,
+            indexed_db::mojom::DatabaseClientAssociatedPtrInfo clientInfo,
+            int64_t thread_id,
+            int64_t callbacks_id) override;
+
+ private:
+  class IDBThreadHelper;
+
+  scoped_refptr<base::SequencedTaskRunner> idb_task_runner_;
+  IDBThreadHelper* idb_thread_helper_;
+
+  DISALLOW_COPY_AND_ASSIGN(DatabaseFactoryImpl);
+};
+
+}  // namespace content
+
+#endif  // CONTENT_BROWSER_INDEXED_DB_DATABASE_FACTORY_IMPL_H_