Move rendering/svg/RenderSVGResource* to layout/svg.

LayoutTests/svg/custom/large-bounding-box-percents-expected.txt

Index: LayoutTests/svg/custom/large-bounding-box-percents-expected.txt
diff --git a/LayoutTests/svg/custom/large-bounding-box-percents-expected.txt b/LayoutTests/svg/custom/large-bounding-box-percents-expected.txt
index dec6f781a2d9d69bdb98c316a9e1c8b3e126692a..35576a53a50c901098b577095575db70e316f7ec 100644
--- a/LayoutTests/svg/custom/large-bounding-box-percents-expected.txt
+++ b/LayoutTests/svg/custom/large-bounding-box-percents-expected.txt
@@ -2,7 +2,7 @@ layer at (0,0) size 800x600
   RenderView at (0,0) size 800x600
 layer at (0,0) size 800x600
   RenderSVGRoot {svg} at (0,0) size 100x100
-    RenderSVGResourceRadialGradient {radialGradient} [id="myradial"] [gradientUnits=objectBoundingBox] [center=(0.50,0.50)] [focal=(0.50,0.50)] [radius=5.00] [focalRadius=0.00]
+    LayoutSVGResourceRadialGradient {radialGradient} [id="myradial"] [gradientUnits=objectBoundingBox] [center=(0.50,0.50)] [focal=(0.50,0.50)] [radius=5.00] [focalRadius=0.00]
       RenderSVGGradientStop {stop} [offset=0.00] [color=#008000]
       RenderSVGGradientStop {stop} [offset=1.00] [color=#FF0000]
     RenderSVGRect {rect} at (0,0) size 100x100 [fill={[type=RADIAL-GRADIENT] [id="myradial"]}] [x=0.00] [y=0.00] [width=100.00] [height=100.00]