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

Source/core/rendering/svg/SVGRenderTreeAsText.cpp

 /*
  * Copyright (C) 2004, 2005, 2007, 2009 Apple Inc. All rights reserved.
  *           (C) 2005 Rob Buis <buis@kde.org>
  *           (C) 2006 Alexander Kellett <lypanov@kde.org>
  * Copyright (C) Research In Motion Limited 2010. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
@@ skipping 168 matching lines @@
     ts << SVGEnumerationToString<SVGUnitTypes::SVGUnitType>(unitType);
     return ts;
 }
 
 static TextStream& operator<<(TextStream& ts, const SVGMarkerUnitsType& markerUnit)
 {
     ts << SVGEnumerationToString<SVGMarkerUnitsType>(markerUnit);
     return ts;
 }
 
+static TextStream& operator<<(TextStream& ts, const SVGMarkerOrientType& orientType)
+{
+    ts << SVGEnumerationToString<SVGMarkerOrientType>(orientType);
+    return ts;
+}
+
 TextStream& operator<<(TextStream& ts, const Color& c)
 {
     return ts << c.nameForRenderTreeAsText();
 }
 
 // FIXME: Maybe this should be in KCanvasRenderingStyle.cpp
 static TextStream& operator<<(TextStream& ts, const DashArray& a)
 {
     ts << "{";
     DashArray::const_iterator end = a.end();
@@ skipping 320 matching lines @@
         }
     } else if (resource->resourceType() == ClipperResourceType) {
         writeNameValuePair(ts, "clipPathUnits", toRenderSVGResourceClipper(resource)->clipPathUnits());
         ts << "\n";
     } else if (resource->resourceType() == MarkerResourceType) {
         RenderSVGResourceMarker* marker = toRenderSVGResourceMarker(resource);
         writeNameValuePair(ts, "markerUnits", marker->markerUnits());
         ts << " [ref at " << marker->referencePoint() << "]";
         ts << " [angle=";
         if (marker->angle() == -1)
-            ts << "auto" << "]\n";
+            ts << marker->orientType() << "]\n";
         else
             ts << marker->angle() << "]\n";
     } else if (resource->resourceType() == PatternResourceType) {
         RenderSVGResourcePattern* pattern = static_cast<RenderSVGResourcePattern*>(resource);
 
         // Dump final results that are used for rendering. No use in asking SVGPatternElement for its patternUnits(), as it may
         // link to other patterns using xlink:href, we need to build the full inheritance chain, aka. collectPatternProperties()
         PatternAttributes attributes;
         toSVGPatternElement(pattern->element())->collectPatternAttributes(attributes);
 
@@ skipping 133 matching lines @@
             ts << " ";
             writeNameAndQuotedValue(ts, "filter", svgStyle.filterResource());
             ts << " ";
             writeStandardPrefix(ts, *filter, 0);
             ts << " " << filter->resourceBoundingBox(&renderer) << "\n";
         }
     }
 }
 
 } // namespace blink