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diff --git a/WebKit/chromium/public/WebDOMEvent.h b/WebKit/chromium/public/WebDOMEvent.h
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+++ b/WebKit/chromium/public/WebDOMEvent.h
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+/*
+ * Copyright (C) 2010 Google 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:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *     * 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.
+ *     * Neither the name of Google Inc. nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "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 THE COPYRIGHT
+ * OWNER 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 WebDOMEvent_h
+#define WebDOMEvent_h
+
+#include "WebCommon.h"
+#include "WebNode.h"
+#include "WebString.h"
+
+namespace WebCore { class Event; }
+#if WEBKIT_IMPLEMENTATION
+namespace WTF { template <typename T> class PassRefPtr; }
+#endif
+
+namespace WebKit {
+
+class WebDOMEvent {
+public:
+    enum PhaseType {
+        CapturingPhase     = 1,
+        AtTarget           = 2,
+        BubblingPhase      = 3
+    };
+
+    WebDOMEvent() : m_private(0) { }
+    WebDOMEvent(const WebDOMEvent& e) : m_private(0) { assign(e); }
+    WebDOMEvent& operator=(const WebDOMEvent& e)
+    {
+        assign(e);
+        return *this;
+    }
+
+    WEBKIT_API void reset();
+    WEBKIT_API void assign(const WebDOMEvent&);
+
+    bool isNull() const { return !m_private; }
+
+    WEBKIT_API WebString type() const;
+    WEBKIT_API WebNode target() const;
+    WEBKIT_API WebNode currentTarget() const;
+
+    WEBKIT_API PhaseType eventPhase() const;
+    WEBKIT_API bool bubbles() const;
+    WEBKIT_API bool cancelable() const;
+
+    WEBKIT_API bool isUIEvent() const;
+    WEBKIT_API bool isMouseEvent() const;
+    WEBKIT_API bool isMutationEvent() const;
+    WEBKIT_API bool isKeyboardEvent() const;
+    WEBKIT_API bool isTextEvent() const;
+    WEBKIT_API bool isCompositionEvent() const;
+    WEBKIT_API bool isDragEvent() const;
+    WEBKIT_API bool isClipboardEvent() const;
+    WEBKIT_API bool isMessageEvent() const;
+    WEBKIT_API bool isWheelEvent() const;
+    WEBKIT_API bool isBeforeTextInsertedEvent() const;
+    WEBKIT_API bool isOverflowEvent() const;
+    WEBKIT_API bool isPageTransitionEvent() const;
+    WEBKIT_API bool isPopStateEvent() const;
+    WEBKIT_API bool isProgressEvent() const;
+    WEBKIT_API bool isXMLHttpRequestProgressEvent() const;
+    WEBKIT_API bool isWebKitAnimationEvent() const;
+    WEBKIT_API bool isWebKitTransitionEvent() const;
+    WEBKIT_API bool isBeforeLoadEvent() const;
+
+#if WEBKIT_IMPLEMENTATION
+    WebDOMEvent(const WTF::PassRefPtr<WebCore::Event>&);
+#endif
+
+    template<typename T> T to()
+    {
+        T res;
+        res.WebDOMEvent::assign(*this);
+        return res;
+    }
+
+    template<typename T> const T toConst() const
+    {
+        T res;
+        res.WebDOMEvent::assign(*this);
+        return res;
+    }
+
+protected:
+    typedef WebCore::Event WebDOMEventPrivate;
+    void assign(WebDOMEventPrivate*);
+    WebDOMEventPrivate* m_private;
+
+    template<typename T> T* unwrap()
+    {
+        return static_cast<T*>(m_private);
+    }
+
+    template<typename T> const T* constUnwrap() const
+    {
+        return static_cast<const T*>(m_private);
+    }
+};
+
+} // namespace WebKit
+
+#endif