Move RenderSVGRect to layout/svg

LayoutTests/svg/custom/image-with-aspect-ratio-stretch-expected.txt

Index: LayoutTests/svg/custom/image-with-aspect-ratio-stretch-expected.txt
diff --git a/LayoutTests/svg/custom/image-with-aspect-ratio-stretch-expected.txt b/LayoutTests/svg/custom/image-with-aspect-ratio-stretch-expected.txt
index 927c33a99f7dbc86afec658a52b2a81ab43bfd39..da96db0d0b943cad8a824ed647c402ef8edb98ba 100644
--- a/LayoutTests/svg/custom/image-with-aspect-ratio-stretch-expected.txt
+++ b/LayoutTests/svg/custom/image-with-aspect-ratio-stretch-expected.txt
@@ -4,8 +4,8 @@ layer at (0,0) size 800x600
   RenderSVGRoot {svg} at (0,0) size 125x150
     LayoutSVGContainer {g} at (0,0) size 125x150 [transform={m=((0.50,0.00)(0.00,1.00)) t=(0.00,0.00)}]
       LayoutSVGContainer {g} at (0,0) size 50x150 [transform={m=((1.00,0.00)(0.00,1.00)) t=(-100.00,-150.00)}]
-        RenderSVGRect {rect} at (0,0) size 50x100 [fill={[type=SOLID] [color=#FF0000]}] [x=100.00] [y=150.00] [width=100.00] [height=100.00]
+        LayoutSVGRect {rect} at (0,0) size 50x100 [fill={[type=SOLID] [color=#FF0000]}] [x=100.00] [y=150.00] [width=100.00] [height=100.00]
         RenderSVGImage {image} at (0,0) size 50x150
       LayoutSVGContainer {g} at (25,0) size 100x100 [transform={m=((1.00,0.00)(0.00,1.00)) t=(-50.00,-100.00)}]
-        RenderSVGRect {rect} at (50,0) size 50x100 [fill={[type=SOLID] [color=#FF0000]}] [x=150.00] [y=100.00] [width=100.00] [height=100.00]
+        LayoutSVGRect {rect} at (50,0) size 50x100 [fill={[type=SOLID] [color=#FF0000]}] [x=150.00] [y=100.00] [width=100.00] [height=100.00]
         RenderSVGImage {image} at (25,0) size 100x100