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diff --git a/WebCore/platform/DragData.h b/WebCore/platform/DragData.h
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+/*
+ * Copyright (C) 2007 Apple Inc.  All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+ * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
+ * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 
+ */
+
+#ifndef DragData_h
+#define DragData_h
+
+#include "ClipboardAccessPolicy.h"
+#include "Color.h"
+#include "DragActions.h"
+#include "IntPoint.h"
+
+#include <wtf/Forward.h>
+#include <wtf/Vector.h>
+
+#if PLATFORM(MAC)
+#ifdef __OBJC__ 
+#import <Foundation/Foundation.h>
+#import <AppKit/NSDragging.h>
+typedef id <NSDraggingInfo> DragDataRef;
+#else
+typedef void* DragDataRef;
+#endif
+#elif PLATFORM(QT)
+QT_BEGIN_NAMESPACE
+class QMimeData;
+QT_END_NAMESPACE
+typedef const QMimeData* DragDataRef;
+#elif PLATFORM(WIN)
+typedef struct IDataObject* DragDataRef;
+#elif PLATFORM(WX)
+typedef class wxDataObject* DragDataRef;
+#elif PLATFORM(GTK)
+// FIXME: this should probably be something gdk-specific
+typedef void* DragDataRef;
+#elif defined ANDROID
+typedef void* DragDataRef;
+#elif PLATFORM(CHROMIUM)
+#include "DragDataRef.h"
+#endif
+
+
+namespace WebCore {
+    
+    class Clipboard;
+    class Document;
+    class DocumentFragment;
+    class KURL;
+    
+#if PLATFORM(MAC)
+    class PasteboardHelper;
+#endif
+
+    
+    class DragData {
+    public:
+#if PLATFORM(MAC)
+        //FIXME: In the future the WebKit functions provided by the helper class should be moved into WebCore, 
+        //after which this constructor should be removed
+        DragData(DragDataRef data, const IntPoint& clientPosition, const IntPoint& globalPosition,
+                 DragOperation operation, PasteboardHelper*);
+#else
+        //clientPosition is taken to be the position of the drag event within the target window, with (0,0) at the top left
+        DragData(DragDataRef data, const IntPoint& clientPosition, const IntPoint& globalPosition, DragOperation operation);
+#endif
+        const IntPoint& clientPosition() const { return m_clientPosition; }
+        const IntPoint& globalPosition() const { return m_globalPosition; }
+        DragDataRef platformData() const { return m_platformDragData; }
+        DragOperation draggingSourceOperationMask() const { return m_draggingSourceOperationMask; }
+        PassRefPtr<Clipboard> createClipboard(ClipboardAccessPolicy) const;
+        bool containsURL() const;
+        bool containsPlainText() const;
+        bool containsCompatibleContent() const;
+        String asURL(String* title = 0) const;
+        String asPlainText() const;
+        void asFilenames(Vector<String>&) const;
+        Color asColor() const;
+        PassRefPtr<DocumentFragment> asFragment(Document*) const;
+        bool canSmartReplace() const;
+        bool containsColor() const;
+        bool containsFiles() const;
+    private:
+        IntPoint m_clientPosition;
+        IntPoint m_globalPosition;
+        DragDataRef m_platformDragData;
+        DragOperation m_draggingSourceOperationMask;
+#if PLATFORM(MAC)
+        PasteboardHelper* m_pasteboardHelper;
+#endif
+};
+    
+} //namespace WebCore
+
+#endif //!DragData_h
+