diff -r 000000000000 -r 4f2f89ce4247 WebCore/xml/XPathEvaluator.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/WebCore/xml/XPathEvaluator.cpp	Fri Sep 17 09:02:29 2010 +0300
@@ -0,0 +1,77 @@
+/*
+ * Copyright 2005 Frerich Raabe <raabe@kde.org>
+ * Copyright (C) 2006 Apple Computer, Inc.
+ *
+ * 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 THE AUTHOR ``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 THE AUTHOR 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 "XPathEvaluator.h"
+
+#if ENABLE(XPATH)
+
+#include "ExceptionCode.h"
+#include "NativeXPathNSResolver.h"
+#include "Node.h"
+#include "XPathExpression.h"
+#include "XPathResult.h"
+#include "XPathUtil.h"
+
+namespace WebCore {
+
+using namespace XPath;
+    
+PassRefPtr<XPathExpression> XPathEvaluator::createExpression(const String& expression,
+                                                             XPathNSResolver* resolver,
+                                                             ExceptionCode& ec)
+{
+    return XPathExpression::createExpression(expression, resolver, ec);
+}
+
+PassRefPtr<XPathNSResolver> XPathEvaluator::createNSResolver(Node* nodeResolver)
+{
+    return NativeXPathNSResolver::create(nodeResolver);
+}
+
+PassRefPtr<XPathResult> XPathEvaluator::evaluate(const String& expression,
+                                                 Node* contextNode,
+                                                 XPathNSResolver* resolver,
+                                                 unsigned short type,
+                                                 XPathResult* result,
+                                                 ExceptionCode& ec)
+{
+    if (!isValidContextNode(contextNode)) {
+        ec = NOT_SUPPORTED_ERR;
+        return 0;
+    }
+
+    ec = 0;
+    RefPtr<XPathExpression> expr = createExpression(expression, resolver, ec);
+    if (ec)
+        return 0;
+    
+    return expr->evaluate(contextNode, type, result, ec);
+}
+
+}
+
+#endif // ENABLE(XPATH)