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diff --git a/Source/WebCore/bindings/js/JSCSSRuleCustom.cpp b/Source/WebCore/bindings/js/JSCSSRuleCustom.cpp
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+++ b/Source/WebCore/bindings/js/JSCSSRuleCustom.cpp
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+/*
+ * Copyright (C) 2007, 2008 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"
+#include "JSCSSRule.h"
+
+#include "CSSCharsetRule.h"
+#include "CSSFontFaceRule.h"
+#include "CSSImportRule.h"
+#include "CSSMediaRule.h"
+#include "CSSPageRule.h"
+#include "CSSStyleRule.h"
+#include "JSCSSCharsetRule.h"
+#include "JSCSSFontFaceRule.h"
+#include "JSCSSImportRule.h"
+#include "JSCSSMediaRule.h"
+#include "JSCSSPageRule.h"
+#include "JSCSSStyleRule.h"
+#include "JSWebKitCSSKeyframeRule.h"
+#include "JSWebKitCSSKeyframesRule.h"
+#include "WebKitCSSKeyframeRule.h"
+#include "WebKitCSSKeyframesRule.h"
+
+using namespace JSC;
+
+namespace WebCore {
+
+void JSCSSRule::markChildren(MarkStack& markStack)
+{
+    Base::markChildren(markStack);
+
+    if (CSSStyleSheet* parentStyleSheet = impl()->parentStyleSheet())
+        markDOMObjectWrapper(markStack, *Heap::heap(this)->globalData(), parentStyleSheet);
+
+    if (CSSRule* parentRule = impl()->parentRule())
+        markDOMObjectWrapper(markStack, *Heap::heap(this)->globalData(), parentRule);
+}
+
+JSValue toJS(ExecState* exec, JSDOMGlobalObject* globalObject, CSSRule* rule)
+{
+    if (!rule)
+        return jsNull();
+
+    DOMObject* wrapper = getCachedDOMObjectWrapper(exec, rule);
+    if (wrapper)
+        return wrapper;
+
+    switch (rule->type()) {
+        case CSSRule::STYLE_RULE:
+            wrapper = CREATE_DOM_OBJECT_WRAPPER(exec, globalObject, CSSStyleRule, rule);
+            break;
+        case CSSRule::MEDIA_RULE:
+            wrapper = CREATE_DOM_OBJECT_WRAPPER(exec, globalObject, CSSMediaRule, rule);
+            break;
+        case CSSRule::FONT_FACE_RULE:
+            wrapper = CREATE_DOM_OBJECT_WRAPPER(exec, globalObject, CSSFontFaceRule, rule);
+            break;
+        case CSSRule::PAGE_RULE:
+            wrapper = CREATE_DOM_OBJECT_WRAPPER(exec, globalObject, CSSPageRule, rule);
+            break;
+        case CSSRule::IMPORT_RULE:
+            wrapper = CREATE_DOM_OBJECT_WRAPPER(exec, globalObject, CSSImportRule, rule);
+            break;
+        case CSSRule::CHARSET_RULE:
+            wrapper = CREATE_DOM_OBJECT_WRAPPER(exec, globalObject, CSSCharsetRule, rule);
+            break;
+        case CSSRule::WEBKIT_KEYFRAME_RULE:
+            wrapper = CREATE_DOM_OBJECT_WRAPPER(exec, globalObject, WebKitCSSKeyframeRule, rule);
+            break;
+        case CSSRule::WEBKIT_KEYFRAMES_RULE:
+            wrapper = CREATE_DOM_OBJECT_WRAPPER(exec, globalObject, WebKitCSSKeyframesRule, rule);
+            break;
+        default:
+            wrapper = CREATE_DOM_OBJECT_WRAPPER(exec, globalObject, CSSRule, rule);
+    }
+
+    return wrapper;
+}
+
+} // namespace WebCore