[SVG2] Add support for marker orient="auto-start-reverse".

Source/core/rendering/svg/RenderSVGShape.cpp

Index: Source/core/rendering/svg/RenderSVGShape.cpp
diff --git a/Source/core/rendering/svg/RenderSVGShape.cpp b/Source/core/rendering/svg/RenderSVGShape.cpp
index 559a9511a0037baf82046976eed77ac2f3e7a920..fbd4ad0d282f70212ce9323a4e408da962b28b64 100644
--- a/Source/core/rendering/svg/RenderSVGShape.cpp
+++ b/Source/core/rendering/svg/RenderSVGShape.cpp
@@ -361,7 +361,7 @@ FloatRect RenderSVGShape::markerRect(float strokeWidth) const
     unsigned size = m_markerPositions.size();
     for (unsigned i = 0; i < size; ++i) {
         if (RenderSVGResourceMarker* marker = markerForType(m_markerPositions[i].type, markerStart, markerMid, markerEnd))
-            boundaries.unite(marker->markerBoundaries(marker->markerTransformation(m_markerPositions[i].origin, m_markerPositions[i].angle, strokeWidth)));
+            boundaries.unite(marker->markerBoundaries(marker->markerTransformation(m_markerPositions[i].origin, m_markerPositions[i].angle, strokeWidth, m_markerPositions[i].type == StartMarker)));
     }
     return boundaries;
 }
@@ -439,7 +439,7 @@ void RenderSVGShape::drawMarkers(PaintInfo& paintInfo)
     unsigned size = m_markerPositions.size();
     for (unsigned i = 0; i < size; ++i) {
         if (RenderSVGResourceMarker* marker = markerForType(m_markerPositions[i].type, markerStart, markerMid, markerEnd))
-            marker->draw(paintInfo, marker->markerTransformation(m_markerPositions[i].origin, m_markerPositions[i].angle, strokeWidth));
+            marker->draw(paintInfo, marker->markerTransformation(m_markerPositions[i].origin, m_markerPositions[i].angle, strokeWidth, m_markerPositions[i].type == StartMarker));
     }
 }