Rename rendering/RenderFieldset to layout/LayoutFieldset.

Source/core/rendering/RenderFieldset.h

-/*
- * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
- *           (C) 1999 Antti Koivisto (koivisto@kde.org)
- *           (C) 2000 Dirk Mueller (mueller@kde.org)
- * Copyright (C) 2004, 2006, 2009 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.
- *
- */
-
-#ifndef RenderFieldset_h
-#define RenderFieldset_h
-
-#include "core/rendering/RenderBlockFlow.h"
-
-namespace blink {
-
-class RenderFieldset final : public RenderBlockFlow {
-public:
-    explicit RenderFieldset(Element*);
-
-    enum FindLegendOption { IgnoreFloatingOrOutOfFlow, IncludeFloatingOrOutOfFlow };
-    RenderBox* findLegend(FindLegendOption = IgnoreFloatingOrOutOfFlow) const;
-
-private:
-    virtual const char* renderName() const override { return "RenderFieldSet"; }
-    virtual bool isOfType(LayoutObjectType type) const override { return type == LayoutObjectFieldset || RenderBlockFlow::isOfType(type); }
-
-    virtual LayoutObject* layoutSpecialExcludedChild(bool relayoutChildren, SubtreeLayoutScope&) override;
-
-    virtual void computePreferredLogicalWidths() override;
-    virtual bool avoidsFloats() const override { return true; }
-
-    virtual void paintBoxDecorationBackground(const PaintInfo&, const LayoutPoint&) override;
-    virtual void paintMask(const PaintInfo&, const LayoutPoint&) override;
-};
-
-DEFINE_LAYOUT_OBJECT_TYPE_CASTS(RenderFieldset, isFieldset());
-
-} // namespace blink
-
-#endif // RenderFieldset_h