Move painting code from SVGInlineTextBox to SVGInlineTextBoxPainter.

Source/core/rendering/svg/SVGInlineFlowBox.cpp

 /*
  * Copyright (C) 2006 Oliver Hunt <ojh16@student.canterbury.ac.nz>
  * Copyright (C) 2006 Apple Computer Inc.
  * Copyright (C) 2007 Nikolas Zimmermann <zimmermann@kde.org>
  * 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/rendering/svg/SVGInlineFlowBox.h"
 
+#include "core/paint/SVGInlineTextBoxPainter.h"
 #include "core/rendering/svg/RenderSVGInlineText.h"
 #include "core/rendering/svg/SVGInlineTextBox.h"
 #include "core/rendering/svg/SVGRenderingContext.h"
 
 namespace blink {
 
 void SVGInlineFlowBox::paintSelectionBackground(PaintInfo& paintInfo)
 {
     ASSERT(paintInfo.phase == PaintPhaseForeground || paintInfo.phase == PaintPhaseSelection);
 
     PaintInfo childPaintInfo(paintInfo);
     for (InlineBox* child = firstChild(); child; child = child->nextOnLine()) {
         if (child->isSVGInlineTextBox())
-            toSVGInlineTextBox(child)->paintSelectionBackground(childPaintInfo);
+            SVGInlineTextBoxPainter(*toSVGInlineTextBox(child)).paintSelectionBackground(childPaintInfo);
         else if (child->isSVGInlineFlowBox())
             toSVGInlineFlowBox(child)->paintSelectionBackground(childPaintInfo);
     }
 }
 
 void SVGInlineFlowBox::paint(PaintInfo& paintInfo, const LayoutPoint& paintOffset, LayoutUnit, LayoutUnit)
 {
     ASSERT(paintInfo.phase == PaintPhaseForeground || paintInfo.phase == PaintPhaseSelection);
 
     GraphicsContextStateSaver stateSaver(*paintInfo.context);
     SVGRenderingContext renderingContext(&renderer(), paintInfo);
     if (renderingContext.isRenderingPrepared()) {
         for (InlineBox* child = firstChild(); child; child = child->nextOnLine())
             child->paint(paintInfo, paintOffset, 0, 0);
     }
 }
 
 FloatRect SVGInlineFlowBox::calculateBoundaries() const
 {
     FloatRect childRect;
     for (InlineBox* child = firstChild(); child; child = child->nextOnLine()) {
         if (!child->isSVGInlineTextBox() && !child->isSVGInlineFlowBox())
             continue;
         childRect.unite(child->calculateBoundaries());
     }
     return childRect;
 }
 
 } // namespace blink