| Index: Source/core/xml/XPathExpression.cpp | 
| diff --git a/Source/core/xml/XPathExpression.cpp b/Source/core/xml/XPathExpression.cpp | 
| index 0e3ea7f94e897ae68858529bde670f83f8b80ce7..ab1cca46455f191dd399f43ccae77344260a5712 100644 | 
| --- a/Source/core/xml/XPathExpression.cpp | 
| +++ b/Source/core/xml/XPathExpression.cpp | 
| @@ -58,7 +58,7 @@ PassRefPtrWillBeRawPtr<XPathExpression> XPathExpression::createExpression(const | 
| return expr.release(); | 
| } | 
|  | 
| -void XPathExpression::trace(Visitor* visitor) | 
| +DEFINE_TRACE(XPathExpression) | 
| { | 
| visitor->trace(m_topExpression); | 
| } | 
|  |