Fold and remove SVGTextChunk

Source/core/layout/svg/SVGTextChunk.h

-/*
- * Copyright (C) Research In Motion Limited 2010. 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 SVGTextChunk_h
-#define SVGTextChunk_h
-
-namespace blink {
-
-// A SVGTextChunk contains properties for a range of SVGTextFragments, see the SVG spec definition of a "text chunk".
-class SVGTextChunk {
-public:
-    enum ChunkStyle {
-        DefaultStyle = 1 << 0,
-        MiddleAnchor = 1 << 1,
-        EndAnchor = 1 << 2,
-        RightToLeftText = 1 << 3,
-        VerticalText = 1 << 4,
-        LengthAdjustSpacing = 1 << 5,
-        LengthAdjustSpacingAndGlyphs = 1 << 6
-    };
-
-    SVGTextChunk(unsigned chunkStyle, float desiredTextLength)
-        : m_chunkStyle(chunkStyle)
-        , m_desiredTextLength(desiredTextLength)
-    {
-    }
-
-    float calculateTextAnchorShift(float length) const;
-
-    bool isVerticalText() const { return m_chunkStyle & VerticalText; }
-    float desiredTextLength() const { return m_desiredTextLength; }
-
-    bool hasDesiredTextLength() const { return m_desiredTextLength > 0 && ((m_chunkStyle & LengthAdjustSpacing) || (m_chunkStyle & LengthAdjustSpacingAndGlyphs)); }
-    bool hasTextAnchor() const {  return m_chunkStyle & RightToLeftText ? !(m_chunkStyle & EndAnchor) : (m_chunkStyle & MiddleAnchor) || (m_chunkStyle & EndAnchor); }
-    bool hasLengthAdjustSpacing() const { return m_chunkStyle & LengthAdjustSpacing; }
-    bool hasLengthAdjustSpacingAndGlyphs() const { return m_chunkStyle & LengthAdjustSpacingAndGlyphs; }
-
-private:
-    unsigned m_chunkStyle;
-    float m_desiredTextLength;
-};
-
-} // namespace blink
-
-#endif