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diff --git a/Source/WebCore/css/CSSStyleRule.cpp b/Source/WebCore/css/CSSStyleRule.cpp
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+++ b/Source/WebCore/css/CSSStyleRule.cpp
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+/*
+ * (C) 1999-2003 Lars Knoll (knoll@kde.org)
+ * (C) 2002-2003 Dirk Mueller (mueller@kde.org)
+ * Copyright (C) 2002, 2005, 2006, 2008 Apple Inc. All rights reserved.
+ *
+ * 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 "CSSStyleRule.h"
+
+#include "CSSMutableStyleDeclaration.h"
+#include "CSSParser.h"
+#include "CSSSelector.h"
+#include "CSSStyleSheet.h"
+#include "Document.h"
+#include "StyleSheet.h"
+
+namespace WebCore {
+
+CSSStyleRule::CSSStyleRule(CSSStyleSheet* parent, int sourceLine)
+    : CSSRule(parent)
+    , m_sourceLine(sourceLine)
+{
+}
+
+CSSStyleRule::~CSSStyleRule()
+{
+    if (m_style)
+        m_style->setParent(0);
+}
+
+String CSSStyleRule::selectorText() const
+{
+    String str;
+    for (CSSSelector* s = selectorList().first(); s; s = CSSSelectorList::next(s)) {
+        if (s != selectorList().first())
+            str += ", ";
+        str += s->selectorText();
+    }
+    return str;
+}
+
+void CSSStyleRule::setSelectorText(const String& selectorText)
+{
+    Document* doc = 0;
+    StyleSheet* ownerStyleSheet = m_style->stylesheet();
+    if (ownerStyleSheet) {
+        if (ownerStyleSheet->isCSSStyleSheet())
+            doc = static_cast<CSSStyleSheet*>(ownerStyleSheet)->document();
+        if (!doc)
+            doc = ownerStyleSheet->ownerNode() ? ownerStyleSheet->ownerNode()->document() : 0;
+    }
+    if (!doc)
+        doc = m_style->node() ? m_style->node()->document() : 0;
+
+    if (!doc)
+        return;
+
+    CSSParser p;
+    CSSSelectorList selectorList;
+    p.parseSelector(selectorText, doc, selectorList);
+    if (!selectorList.first())
+        return;
+
+    String oldSelectorText = this->selectorText();
+    m_selectorList.adopt(selectorList);
+    if (this->selectorText() == oldSelectorText)
+        return;
+
+    doc->styleSelectorChanged(DeferRecalcStyle);
+}
+
+String CSSStyleRule::cssText() const
+{
+    String result = selectorText();
+
+    result += " { ";
+    result += m_style->cssText();
+    result += "}";
+
+    return result;
+}
+
+bool CSSStyleRule::parseString(const String& /*string*/, bool /*strict*/)
+{
+    // FIXME
+    return false;
+}
+
+void CSSStyleRule::setDeclaration(PassRefPtr<CSSMutableStyleDeclaration> style)
+{
+    m_style = style;
+}
+
+void CSSStyleRule::addSubresourceStyleURLs(ListHashSet<KURL>& urls)
+{
+    if (m_style)
+        m_style->addSubresourceStyleURLs(urls);
+}
+
+} // namespace WebCore