Remove the ENABLE_XSLT compile-time flag.

Source/WebCore/xml/XMLErrors.cpp

 /*
  * Copyright (C) 2011 Google 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.
  *
@@ skipping 138 matching lines @@
             // in the SVG content.
             rootElement->reattach();
 
         documentElement = body.get();
     }
 #endif
 
     String errorMessages = m_errorMessages.toString();
     RefPtr<Element> reportElement = createXHTMLParserErrorHeader(m_document, errorMessages);
 
-#if ENABLE(XSLT)
     if (m_document->transformSourceDocument()) {
         Vector<Attribute> attributes;
         attributes.append(Attribute(styleAttr, "white-space: normal"));
         RefPtr<Element> paragraph = m_document->createElement(pTag, true);
         paragraph->parserSetAttributes(attributes);
         paragraph->parserAppendChild(m_document->createTextNode("This document was created as the result of an XSL transformation. The line and column numbers given are from the transformed result."));
         reportElement->parserAppendChild(paragraph.release());
     }
-#endif
 
     Node* firstChild = documentElement->firstChild();
     if (firstChild)
         documentElement->parserInsertBefore(reportElement, documentElement->firstChild());
     else
         documentElement->parserAppendChild(reportElement);
 
     if (documentElement->attached() && !reportElement->attached())
         reportElement->attach();
 
     m_document->updateStyleIfNeeded();
 }
 
 } // namespace WebCore