Move RenderSVGRect to layout/svg

LayoutTests/platform/mac/svg/custom/invalid-css-expected.txt

Index: LayoutTests/platform/mac/svg/custom/invalid-css-expected.txt
diff --git a/LayoutTests/platform/mac/svg/custom/invalid-css-expected.txt b/LayoutTests/platform/mac/svg/custom/invalid-css-expected.txt
index 3e1ff2f4ead22ad1b5655153e1018cb220985e63..1d61aafc7ea9d017d963728c6a829a43ceaf57c9 100644
--- a/LayoutTests/platform/mac/svg/custom/invalid-css-expected.txt
+++ b/LayoutTests/platform/mac/svg/custom/invalid-css-expected.txt
@@ -11,7 +11,7 @@ layer at (0,0) size 800x600
       [feGaussianBlur stdDeviation="5.00, 1.00"]
         [SourceGraphic]
     LayoutSVGResourceMarker {marker} [id="marker1"] [markerUnits=strokeWidth] [ref at (5,5)] [angle=0.00]
-      RenderSVGRect {rect} at (0,0) size 4x4 [fill={[type=SOLID] [color=#FF0000]}] [x=0.00] [y=0.00] [width=10.00] [height=10.00]
+      LayoutSVGRect {rect} at (0,0) size 4x4 [fill={[type=SOLID] [color=#FF0000]}] [x=0.00] [y=0.00] [width=10.00] [height=10.00]
     LayoutSVGText {text} at (0,-2) size 299x20 contains 1 chunk(s)
       LayoutSVGInlineText {#text} at (0,0) size 299x19
         chunk 1 text run 1 at (0.00,13.00) startOffset 0 endOffset 46 width 298.03: "The rect should be opaque green, black stroke,"