Fold and remove SVGTextChunk

Source/core/layout/svg/SVGTextChunk.cpp

-/*
- * 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.
- */
-
-#include "config.h"
-#include "core/layout/svg/SVGTextChunk.h"
-
-namespace blink {
-
-float SVGTextChunk::calculateTextAnchorShift(float length) const
-{
-    if (m_chunkStyle & MiddleAnchor)
-        return -length / 2;
-    if (m_chunkStyle & EndAnchor)
-        return m_chunkStyle & RightToLeftText ? 0 : -length;
-    return m_chunkStyle & RightToLeftText ? -length : 0;
-}
-
-} // namespace blink