Move RenderSVGRect to layout/svg

LayoutTests/platform/mac/svg/hixie/mixed/010-expected.txt

Index: LayoutTests/platform/mac/svg/hixie/mixed/010-expected.txt
diff --git a/LayoutTests/platform/mac/svg/hixie/mixed/010-expected.txt b/LayoutTests/platform/mac/svg/hixie/mixed/010-expected.txt
index aaafbbeb619ee52695d36be98c53ee7a9a783aaa..c870a77c1ed794870e7836950cf35e667eb7b355 100644
--- a/LayoutTests/platform/mac/svg/hixie/mixed/010-expected.txt
+++ b/LayoutTests/platform/mac/svg/hixie/mixed/010-expected.txt
@@ -8,6 +8,6 @@ layer at (0,0) size 800x162
           text run at (0,0) width 241: "There should be a green block below."
       RenderBlock (anonymous) at (0,34) size 784x104
         RenderSVGRoot {svg} at (8,50) size 300x104
-          RenderSVGRect {rect} at (8,50) size 300x100 [fill={[type=SOLID] [color=#FF0000]}] [x=0.00] [y=0.00] [width=300.00] [height=100.00]
-          RenderSVGRect {rect} at (8,50) size 300x100 [fill={[type=SOLID] [color=#008000]}] [x=0.00] [y=0.00] [width=300.00] [height=100.00]
+          LayoutSVGRect {rect} at (8,50) size 300x100 [fill={[type=SOLID] [color=#FF0000]}] [x=0.00] [y=0.00] [width=300.00] [height=100.00]
+          LayoutSVGRect {rect} at (8,50) size 300x100 [fill={[type=SOLID] [color=#008000]}] [x=0.00] [y=0.00] [width=300.00] [height=100.00]
         RenderText {#text} at (0,0) size 0x0