Move RenderSVGRect to layout/svg

LayoutTests/svg/custom/absolute-root-position-masking-expected.txt

Index: LayoutTests/svg/custom/absolute-root-position-masking-expected.txt
diff --git a/LayoutTests/svg/custom/absolute-root-position-masking-expected.txt b/LayoutTests/svg/custom/absolute-root-position-masking-expected.txt
index 2219b9f1708b8e4b550e9320a38d984408c90f91..f68ebaddcc4071835ebcfb6481daf4f9398da526 100644
--- a/LayoutTests/svg/custom/absolute-root-position-masking-expected.txt
+++ b/LayoutTests/svg/custom/absolute-root-position-masking-expected.txt
@@ -9,6 +9,6 @@ layer at (0,100) size 300x300
       [masker="mask"] LayoutSVGResourceMasker {svg:mask} at (180,180) size 420x420
     RenderSVGHiddenContainer {svg:defs} at (0,0) size 0x0
       LayoutSVGResourcePattern {svg:pattern} [id="pattern"] [patternUnits=objectBoundingBox] [patternContentUnits=userSpaceOnUse]
-        RenderSVGRect {svg:rect} at (0,100) size 300x300 [fill={[type=SOLID] [color=#FFFFFF]}] [x=0.00] [y=0.00] [width=600.00] [height=600.00]
+        LayoutSVGRect {svg:rect} at (0,100) size 300x300 [fill={[type=SOLID] [color=#FFFFFF]}] [x=0.00] [y=0.00] [width=600.00] [height=600.00]
       LayoutSVGResourceMasker {svg:mask} [id="mask"] [maskUnits=objectBoundingBox] [maskContentUnits=userSpaceOnUse]
-        RenderSVGRect {svg:rect} at (0,100) size 300x300 [fill={[type=PATTERN] [id="pattern"]}] [x=0.00] [y=0.00] [width=600.00] [height=600.00]
+        LayoutSVGRect {svg:rect} at (0,100) size 300x300 [fill={[type=PATTERN] [id="pattern"]}] [x=0.00] [y=0.00] [width=600.00] [height=600.00]