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diff --git a/Source/WebKit2/NetworkProcess/Downloads/qt/QtFileDownloader.h b/Source/WebKit2/NetworkProcess/Downloads/qt/QtFileDownloader.h
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+++ b/Source/WebKit2/NetworkProcess/Downloads/qt/QtFileDownloader.h
@@ -0,0 +1,78 @@
+/*
+ * Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies)
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public License
+ * along with this program; see the file COPYING.LIB.  If not, write to
+ * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ * Boston, MA 02110-1301, USA.
+ *
+ */
+
+#ifndef QtFileDownloader_h
+#define QtFileDownloader_h
+
+#include <QNetworkReply>
+#include <QNetworkRequest>
+
+QT_BEGIN_NAMESPACE
+class QFile;
+class QNetworkAccessManager;
+class QNetworkRequest;
+QT_END_NAMESPACE
+
+namespace WebCore {
+class ResourceError;
+}
+
+namespace WebKit {
+class Download;
+
+class QtFileDownloader : public QObject {
+    Q_OBJECT
+public:
+    QtFileDownloader(Download*, QNetworkReply*);
+    virtual ~QtFileDownloader();
+    void cancel();
+    void init();
+    void startTransfer(const QString& destination);
+
+    enum DownloadError {
+        DownloadErrorAborted = 0,
+        DownloadErrorCannotWriteToFile,
+        DownloadErrorCannotOpenFile,
+        DownloadErrorDestinationAlreadyExists,
+        DownloadErrorCancelled,
+        DownloadErrorCannotDetermineFilename,
+        DownloadErrorNetworkFailure
+    };
+
+private Q_SLOTS:
+    void onReadyRead();
+    void onFinished();
+    void onError(QNetworkReply::NetworkError);
+
+private:
+    void abortDownloadWritingAndEmitError(QtFileDownloader::DownloadError);
+    QString determineFilename();
+    void handleDownloadResponse();
+
+    Download* m_download;
+    std::unique_ptr<QNetworkReply> m_reply;
+    std::unique_ptr<QFile> m_destinationFile;
+    QNetworkReply::NetworkError m_error;
+    bool m_headersRead;
+};
+
+} // namespace WebKit
+
+#endif