Set "auto" as default for rx and ry

third_party/WebKit/Source/core/svg/SVGRectElement.cpp

 /*
  * Copyright (C) 2004, 2005, 2006, 2008 Nikolas Zimmermann <zimmermann@kde.org>
  * Copyright (C) 2004, 2005, 2006, 2007 Rob Buis <buis@kde.org>
  *
  * 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,
@@ skipping 63 matching lines @@
     if (!width && !height)
         return path;
 
     float x = lengthContext.valueForLength(svgStyle.x(), style, SVGLengthMode::Width);
     float y = lengthContext.valueForLength(svgStyle.y(), style, SVGLengthMode::Height);
     float rx = lengthContext.valueForLength(svgStyle.rx(), style, SVGLengthMode::Width);
     float ry = lengthContext.valueForLength(svgStyle.ry(), style, SVGLengthMode::Height);
     bool hasRx = rx > 0;
     bool hasRy = ry > 0;
     if (hasRx || hasRy) {
-        if (!hasRx)
+        if (svgStyle.rx().isAuto())
             rx = ry;
-        else if (!hasRy)
+        else if (svgStyle.ry().isAuto())
             ry = rx;
 
         path.addRoundedRect(FloatRect(x, y, width, height), FloatSize(rx, ry));
         return path;
     }
 
     path.addRect(FloatRect(x, y, width, height));
     return path;
 }
 
@@ skipping 68 matching lines @@
         || m_rx->currentValue()->isRelative()
         || m_ry->currentValue()->isRelative();
 }
 
 LayoutObject* SVGRectElement::createLayoutObject(const ComputedStyle&)
 {
     return new LayoutSVGRect(this);
 }
 
 } // namespace blink