Replacing Indexed DB Chromium IPC with Mojo

content/browser/indexed_db/indexed_db_pending_connection.h

 // Copyright 2014 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_PENDING_CONNECTION_H_
 #define CONTENT_BROWSER_INDEXED_DB_INDEXED_DB_PENDING_CONNECTION_H_
 
 #include <stdint.h>
 
+#include <memory>
+
+#include "base/callback.h"
+#include "base/macros.h"
 #include "base/memory/ref_counted.h"
 #include "content/browser/indexed_db/indexed_db_callbacks.h"
+#include "content/browser/indexed_db/indexed_db_change_handler.h"
 #include "content/browser/indexed_db/indexed_db_data_loss_info.h"
-#include "content/browser/indexed_db/indexed_db_database_callbacks.h"
 #include "content/common/content_export.h"
+#include "third_party/WebKit/public/platform/modules/indexeddb/WebIDBTypes.h"
+#include "url/origin.h"
 
 namespace content {
 
-class IndexedDBCallbacks;
-class IndexedDBDatabaseCallbacks;
+class IndexedDBChangeHandler;
+class IndexedDBConnection;
+struct IndexedDBDatabaseMetadata;
+class IndexedDBOpenRequestObserver;
 
-struct CONTENT_EXPORT IndexedDBPendingConnection {
+class CONTENT_EXPORT IndexedDBPendingConnection {
+ public:
   IndexedDBPendingConnection(
-      scoped_refptr<IndexedDBCallbacks> callbacks_in,
-      scoped_refptr<IndexedDBDatabaseCallbacks> database_callbacks_in,
-      int child_process_id_in,
-      int64_t transaction_id_in,
-      int64_t version_in);
-  IndexedDBPendingConnection(const IndexedDBPendingConnection& other);
+      const OpenResultCallback& open_callback,
+      scoped_refptr<IndexedDBChangeHandler> change_handler,
+      scoped_refptr<IndexedDBOpenRequestObserver> open_observer,
+      int child_process_id,
+      int64_t transaction_id,
+      int64_t version,
+      const url::Origin& origin);
   ~IndexedDBPendingConnection();
-  scoped_refptr<IndexedDBCallbacks> callbacks;
-  scoped_refptr<IndexedDBDatabaseCallbacks> database_callbacks;
-  int child_process_id;
-  int64_t transaction_id;
-  int64_t version;
-  IndexedDBDataLossInfo data_loss_info;
+  void SetDataLossInfo(const IndexedDBDataLossInfo& data_loss_info);
+  const IndexedDBDataLossInfo& data_loss_info() const {
+    return data_loss_info_;
+  }
+  void OnError(const IndexedDBDatabaseError& error) const;
+  void OnSuccess(std::unique_ptr<IndexedDBConnection> connection,
+                 const IndexedDBDatabaseMetadata& metadata) const;
+  void OnBlocked(int64_t old_version) const;
+  void OnUpgradeNeeded(int64_t old_version,
+                       IndexedDBConnection* connection,
+                       const IndexedDBDatabaseMetadata& metadata) const;
+  int child_process_id() const { return child_process_id_; }
+  int64_t transaction_id() const { return transaction_id_; }
+  void set_version(int64_t version) { version_ = version; }
+  int64_t version() const { return version_; }
+  const scoped_refptr<IndexedDBChangeHandler>& change_handler() const {
+    return change_handler_;
+  }
+  const scoped_refptr<IndexedDBOpenRequestObserver>& open_observer() const {
+    return open_observer_;
+  }
+
+ private:
+  OpenResultCallback open_callback_;
+  scoped_refptr<IndexedDBChangeHandler> change_handler_;
+  scoped_refptr<IndexedDBOpenRequestObserver> open_observer_;
+  int child_process_id_;
+  int64_t transaction_id_;
+  int64_t version_;
+  const url::Origin origin_;
+  IndexedDBDataLossInfo data_loss_info_;
+
+  DISALLOW_COPY_AND_ASSIGN(IndexedDBPendingConnection);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_INDEXED_DB_INDEXED_DB_PENDING_CONNECTION_H_