Move RenderSVGRect to layout/svg

LayoutTests/svg/custom/linking-a-03-b-viewBox-expected.txt

Index: LayoutTests/svg/custom/linking-a-03-b-viewBox-expected.txt
diff --git a/LayoutTests/svg/custom/linking-a-03-b-viewBox-expected.txt b/LayoutTests/svg/custom/linking-a-03-b-viewBox-expected.txt
index 95df999fa64c765b05f88b6ff882fca7093b42cb..edbb7984fdf3d96b44ba048540af4a3c2415dcc4 100644
--- a/LayoutTests/svg/custom/linking-a-03-b-viewBox-expected.txt
+++ b/LayoutTests/svg/custom/linking-a-03-b-viewBox-expected.txt
@@ -14,10 +14,10 @@ layer at (0,0) size 480x360
       LayoutSVGText {text} at (80,284) size 39x14 contains 1 chunk(s)
         LayoutSVGInlineText {#text} at (0,0) size 39x14
           chunk 1 text run 1 at (80.00,295.00) startOffset 0 endOffset 8 width 38.67: "circle-2"
-      RenderSVGRect {rect} at (57,0) size 366x360 [stroke={[type=SOLID] [color=#000000]}] [x=64.00] [y=227.00] [width=72.00] [height=72.00]
+      LayoutSVGRect {rect} at (57,0) size 366x360 [stroke={[type=SOLID] [color=#000000]}] [x=64.00] [y=227.00] [width=72.00] [height=72.00]
       RenderSVGEllipse {circle} at (0,0) size 0x0 [stroke={[type=SOLID] [color=#0000FF] [stroke width=10.00]}] [cx=340.00] [cy=260.00] [r=50.00]
       LayoutSVGText {text} at (320,321) size 39x14 contains 1 chunk(s)
         LayoutSVGInlineText {#text} at (0,0) size 39x14
           chunk 1 text run 1 at (320.00,332.00) startOffset 0 endOffset 8 width 38.67: "circle-3"
     LayoutSVGContainer {g} at (0,0) size 480x360
-      RenderSVGRect {rect} at (0,0) size 480x360 [stroke={[type=SOLID] [color=#000000]}] [x=1.00] [y=1.00] [width=478.00] [height=358.00]
+      LayoutSVGRect {rect} at (0,0) size 480x360 [stroke={[type=SOLID] [color=#000000]}] [x=1.00] [y=1.00] [width=478.00] [height=358.00]