Implement better JS exception handling by abstracting KJS::ExecState into an ...

webkit/pending/Traversal.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  * Copyright (C) 2000 Frederik Holljen (frederik.holljen@hig.no)
  * Copyright (C) 2001 Peter Kelly (pmk@post.com)
  * Copyright (C) 2006 Samuel Weinig (sam.weinig@gmail.com)
  * Copyright (C) 2004, 2008 Apple Inc. All rights reserved.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) any later version.
  *
  * This library is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  * Library General Public License for more details.
  *
  * You should have received a copy of the GNU Library General Public License
  * along with this library; see the file COPYING.LIB.  If not, write to
  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  * Boston, MA 02110-1301, USA.
  *
  */
 
 #include "config.h"
 #include "Traversal.h"
 
+#include "ExceptionContext.h"
 #include "Node.h"
 #include "NodeFilter.h"
 
-#if USE(JSC)
-using namespace KJS;
-#endif
-
 namespace WebCore {
 
 Traversal::Traversal(PassRefPtr<Node> rootNode, unsigned whatToShow, PassRefPtr<NodeFilter> nodeFilter, bool expandEntityReferences)
     : m_root(rootNode)
     , m_whatToShow(whatToShow)
     , m_filter(nodeFilter)
     , m_expandEntityReferences(expandEntityReferences)
 {
 }
 
-#if USE(JSC)
-short Traversal::acceptNode(ExecState* exec, Node* node) const
+short Traversal::acceptNode(ExceptionContext* exec, Node* node) const
 {
     // FIXME: To handle XML properly we would have to check m_expandEntityReferences.
 
     // The bit twiddling here is done to map DOM node types, which are given as integers from
     // 1 through 12, to whatToShow bit masks.
     if (!(((1 << (node->nodeType() - 1)) & m_whatToShow)))
         return NodeFilter::FILTER_SKIP;
     if (!m_filter)
         return NodeFilter::FILTER_ACCEPT;
     return m_filter->acceptNode(exec, node);
 }
-#endif
 
 } // namespace WebCore