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diff --git a/Source/WebCore/html/HTMLSourceElement.cpp b/Source/WebCore/html/HTMLSourceElement.cpp
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+++ b/Source/WebCore/html/HTMLSourceElement.cpp
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+/*
+ * Copyright (C) 2007, 2008, 2010 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. 
+ */
+
+#include "config.h"
+
+#if ENABLE(VIDEO)
+#include "HTMLSourceElement.h"
+
+#include "Event.h"
+#include "EventNames.h"
+#include "HTMLDocument.h"
+#include "HTMLMediaElement.h"
+#include "HTMLNames.h"
+#include "Logging.h"
+
+using namespace std;
+
+namespace WebCore {
+
+using namespace HTMLNames;
+
+inline HTMLSourceElement::HTMLSourceElement(const QualifiedName& tagName, Document* document)
+    : HTMLElement(tagName, document)
+    , m_errorEventTimer(this, &HTMLSourceElement::errorEventTimerFired)
+{
+    LOG(Media, "HTMLSourceElement::HTMLSourceElement - %p", this);
+    ASSERT(hasTagName(sourceTag));
+}
+
+PassRefPtr<HTMLSourceElement> HTMLSourceElement::create(const QualifiedName& tagName, Document* document)
+{
+    return adoptRef(new HTMLSourceElement(tagName, document));
+}
+
+void HTMLSourceElement::insertedIntoTree(bool deep)
+{
+    HTMLElement::insertedIntoTree(deep);
+    if (parentNode() && (parentNode()->hasTagName(audioTag) || parentNode()->hasTagName(videoTag)))
+        static_cast<HTMLMediaElement*>(parentNode())->sourceWasAdded(this);
+}
+
+void HTMLSourceElement::willRemove()
+{
+    if (parentNode() && (parentNode()->hasTagName(audioTag) || parentNode()->hasTagName(videoTag)))
+        static_cast<HTMLMediaElement*>(parentNode())->sourceWillBeRemoved(this);
+    HTMLElement::willRemove();
+}
+    
+void HTMLSourceElement::setSrc(const String& url)
+{
+    setAttribute(srcAttr, url);
+}
+
+String HTMLSourceElement::media() const
+{
+    return getAttribute(mediaAttr);
+}
+
+void HTMLSourceElement::setMedia(const String& media)
+{
+    setAttribute(mediaAttr, media);
+}
+
+String HTMLSourceElement::type() const
+{
+    return getAttribute(typeAttr);
+}
+
+void HTMLSourceElement::setType(const String& type)
+{
+    setAttribute(typeAttr, type);
+}
+
+void HTMLSourceElement::scheduleErrorEvent()
+{
+    LOG(Media, "HTMLSourceElement::scheduleErrorEvent - %p", this);
+    if (m_errorEventTimer.isActive())
+        return;
+
+    m_errorEventTimer.startOneShot(0);
+}
+
+void HTMLSourceElement::cancelPendingErrorEvent()
+{
+    LOG(Media, "HTMLSourceElement::cancelPendingErrorEvent - %p", this);
+    m_errorEventTimer.stop();
+}
+
+void HTMLSourceElement::errorEventTimerFired(Timer<HTMLSourceElement>*)
+{
+    LOG(Media, "HTMLSourceElement::errorEventTimerFired - %p", this);
+    dispatchEvent(Event::create(eventNames().errorEvent, false, true));
+}
+
+bool HTMLSourceElement::isURLAttribute(Attribute* attribute) const
+{
+    return attribute->name() == srcAttr;
+}
+
+}
+
+#endif