Fix template angle bracket syntax in xml

Source/core/xml/XPathExpressionNode.h

Index: Source/core/xml/XPathExpressionNode.h
diff --git a/Source/core/xml/XPathExpressionNode.h b/Source/core/xml/XPathExpressionNode.h
index 80215e9dcead5145f02f87e40b3aa841c229030a..5370449c881949b380d270451be9d1ae22103519 100644
--- a/Source/core/xml/XPathExpressionNode.h
+++ b/Source/core/xml/XPathExpressionNode.h
@@ -88,7 +88,7 @@ protected:
     const Expression* subExpr(unsigned i) const { return m_subExpressions[i].get(); }
 
 private:
-    WillBeHeapVector<OwnPtrWillBeMember<Expression> > m_subExpressions;
+    WillBeHeapVector<OwnPtrWillBeMember<Expression>> m_subExpressions;
 
     // Evaluation details that can be used for optimization.
     bool m_isContextNodeSensitive;