[SVG] SVGAnimatedRect migration to new SVG property impl.

Source/core/svg/SVGAnimatorFactory.h

Index: Source/core/svg/SVGAnimatorFactory.h
diff --git a/Source/core/svg/SVGAnimatorFactory.h b/Source/core/svg/SVGAnimatorFactory.h
index 47d556654ba8804cdeb30992d37cc1f20eec8ca8..642cd2ad93f24176eba02bdedef982f593d80a93 100644
--- a/Source/core/svg/SVGAnimatorFactory.h
+++ b/Source/core/svg/SVGAnimatorFactory.h
@@ -73,8 +73,6 @@ public:
             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:
@@ -83,6 +81,7 @@ public:
         case AnimatedBoolean:
         case AnimatedLength:
         case AnimatedLengthList:
+        case AnimatedRect:
             return adoptPtr(new SVGAnimatedNewPropertyAnimator(attributeType, animationElement, contextElement));
         case AnimatedUnknown:
             break;