1/*
2 * (C) 1999-2003 Lars Knoll (knoll@kde.org)
3 * (C) 2002-2003 Dirk Mueller (mueller@kde.org)
4 * Copyright (C) 2002, 2006, 2008, 2012 Apple Inc. All rights reserved.
5 *
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Library General Public
8 * License as published by the Free Software Foundation; either
9 * version 2 of the License, or (at your option) any later version.
10 *
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
14 * Library General Public License for more details.
15 *
16 * You should have received a copy of the GNU Library General Public License
17 * along with this library; see the file COPYING.LIB.  If not, write to
18 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
19 * Boston, MA 02110-1301, USA.
20 */
21
22#ifndef CSSUnknownRule_h
23#define CSSUnknownRule_h
24
25#include "core/css/CSSRule.h"
26
27namespace blink {
28
29class CSSUnknownRule FINAL : public CSSRule {
30public:
31    CSSUnknownRule() : CSSRule(0) { }
32    virtual ~CSSUnknownRule() { }
33
34    virtual CSSRule::Type type() const OVERRIDE { return UNKNOWN_RULE; }
35    virtual String cssText() const OVERRIDE { return String(); }
36    virtual void reattach(StyleRuleBase*) OVERRIDE { }
37    virtual void trace(Visitor* visitor) OVERRIDE { CSSRule::trace(visitor); }
38};
39
40} // namespace blink
41
42#endif // CSSUnknownRule_h
43