[SVG] SVGAnimatedRect migration to new SVG property impl.

Source/core/svg/SVGAnimatorFactory.h

 /*
  * Copyright (C) Research In Motion Limited 2011, 2012. 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 55 matching lines @@
         case AnimatedNumberList:
             return adoptPtr(new SVGAnimatedNumberListAnimator(animationElement, contextElement));
         case AnimatedNumberOptionalNumber:
             return adoptPtr(new SVGAnimatedNumberOptionalNumberAnimator(animationElement, contextElement));
         case AnimatedPath:
             return adoptPtr(new SVGAnimatedPathAnimator(animationElement, contextElement));
         case AnimatedPoints:
             return adoptPtr(new SVGAnimatedPointListAnimator(animationElement, contextElement));
         case AnimatedPreserveAspectRatio:
             return adoptPtr(new SVGAnimatedPreserveAspectRatioAnimator(animationElement, contextElement));
-        case AnimatedRect:
-            return adoptPtr(new SVGAnimatedRectAnimator(animationElement, contextElement));
         case AnimatedString:
             return adoptPtr(new SVGAnimatedStringAnimator(animationElement, contextElement));
         case AnimatedTransformList:
             return adoptPtr(new SVGAnimatedTransformListAnimator(animationElement, contextElement));
         // Below properties have migrated to new property implementation.
         case AnimatedBoolean:
         case AnimatedLength:
         case AnimatedLengthList:
+        case AnimatedRect:
             return adoptPtr(new SVGAnimatedNewPropertyAnimator(attributeType, animationElement, contextElement));
         case AnimatedUnknown:
             break;
         }
 
         ASSERT_NOT_REACHED();
         return nullptr;
     }
 
 private:
     SVGAnimatorFactory() { }
 
 };
 
 } // namespace WebCore
 
 #endif // SVGAnimatorFactory_h