diff -r 000000000000 -r 4f2f89ce4247 WebCore/dom/BeforeUnloadEvent.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/WebCore/dom/BeforeUnloadEvent.cpp	Fri Sep 17 09:02:29 2010 +0300
@@ -0,0 +1,45 @@
+/**
+ * Copyright (C) 2001 Peter Kelly (pmk@post.com)
+ * Copyright (C) 2001 Tobias Anton (anton@stud.fbi.fh-darmstadt.de)
+ * Copyright (C) 2006 Samuel Weinig (sam.weinig@gmail.com)
+ * Copyright (C) 2003, 2005, 2006 Apple Computer, Inc.
+ *
+ * This library 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 library 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 library; see the file COPYING.LIB.  If not, write to
+ * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ * Boston, MA 02110-1301, USA.
+ */
+
+#include "config.h"
+#include "BeforeUnloadEvent.h"
+
+#include "EventNames.h"
+
+namespace WebCore {
+
+BeforeUnloadEvent::BeforeUnloadEvent()
+    : Event(eventNames().beforeunloadEvent, false, true)
+{
+}
+
+bool BeforeUnloadEvent::storesResultAsString() const
+{
+    return true;
+}
+
+void BeforeUnloadEvent::storeResult(const String& s)
+{
+    m_result = s;
+}
+
+} // namespace WebCore