Move SVG shape painting code to SVGShapePainter

Source/core/rendering/svg/SVGMarkerData.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
@@ skipping 27 matching lines @@
         , origin(useOrigin)
         , angle(useAngle)
     {
     }
 
     SVGMarkerType type;
     FloatPoint origin;
     float angle;
 };
 
+class RenderSVGResourceMarker;
+
 class SVGMarkerData {
 public:
     SVGMarkerData(Vector<MarkerPosition>& positions, bool autoStartReverse)
         : m_positions(positions)
         , m_elementIndex(0)
         , m_autoStartReverse(autoStartReverse)
     {
     }
 
     static void updateFromPathElement(void* info, const PathElement* element)
@@ skipping 12 matching lines @@
         // Update our marker data for this element.
         markerData->updateMarkerDataForPathElement(element);
         ++markerData->m_elementIndex;
     }
 
     void pathIsDone()
     {
         m_positions.append(MarkerPosition(EndMarker, m_origin, currentAngle(EndMarker)));
     }
 
+    static inline RenderSVGResourceMarker* markerForType(const SVGMarkerType& type, RenderSVGResourceMarker* markerStart, RenderSVGResourceMarker* markerMid, RenderSVGResourceMarker* markerEnd)
+    {
+        switch (type) {
+        case StartMarker:
+            return markerStart;
+        case MidMarker:
+            return markerMid;
+        case EndMarker:
+            return markerEnd;
+        }
+
+        ASSERT_NOT_REACHED();
+        return 0;
+    }
+
 private:
     float currentAngle(SVGMarkerType type) const
     {
         // For details of this calculation, see: http://www.w3.org/TR/SVG/single-page.html#painting-MarkerElement
         FloatPoint inSlope(m_inslopePoints[1] - m_inslopePoints[0]);
         FloatPoint outSlope(m_outslopePoints[1] - m_outslopePoints[0]);
 
         double inAngle = rad2deg(inSlope.slopeAngleRadians());
         double outAngle = rad2deg(outSlope.slopeAngleRadians());
 
@@ skipping 59 matching lines @@
     FloatPoint m_origin;
     FloatPoint m_subpathStart;
     FloatPoint m_inslopePoints[2];
     FloatPoint m_outslopePoints[2];
     bool m_autoStartReverse;
 };
 
 }
 
 #endif // SVGMarkerData_h