Move the remaining rendering/svg/RenderSVG* files to layout.

LayoutTests/platform/mac/svg/W3C-SVG-1.1/masking-mask-01-b-expected.txt

Index: LayoutTests/platform/mac/svg/W3C-SVG-1.1/masking-mask-01-b-expected.txt
diff --git a/LayoutTests/platform/mac/svg/W3C-SVG-1.1/masking-mask-01-b-expected.txt b/LayoutTests/platform/mac/svg/W3C-SVG-1.1/masking-mask-01-b-expected.txt
index d1af5126cb9073508b13c4dc59401abab83cfafd..b0ca49b71fd465eac3384f60a97c4b7ec6d34015 100644
--- a/LayoutTests/platform/mac/svg/W3C-SVG-1.1/masking-mask-01-b-expected.txt
+++ b/LayoutTests/platform/mac/svg/W3C-SVG-1.1/masking-mask-01-b-expected.txt
@@ -1,7 +1,7 @@
 layer at (0,0) size 480x360
   RenderView at (0,0) size 480x360
 layer at (0,0) size 480x360
-  RenderSVGRoot {svg} at (0,0) size 480x360
+  LayoutSVGRoot {svg} at (0,0) size 480x360
     LayoutSVGContainer {g} at (10,7) size 387x293
       LayoutSVGHiddenContainer {defs} at (0,0) size 0x0
       LayoutSVGText {text} at (10,7) size 136x16 contains 1 chunk(s)
@@ -11,8 +11,8 @@ layer at (0,0) size 480x360
       LayoutSVGResourceMasker {mask} [id="mask1"] [maskUnits=userSpaceOnUse] [maskContentUnits=userSpaceOnUse]
         LayoutSVGHiddenContainer {defs} at (0,0) size 0x0
           LayoutSVGResourceLinearGradient {linearGradient} [id="Grad1"] [gradientUnits=userSpaceOnUse] [start=(60,50)] [end=(60,120)]
-            RenderSVGGradientStop {stop} [offset=0.00] [color=#FFFFFF]
-            RenderSVGGradientStop {stop} [offset=1.00] [color=#FFFFFF80]
+            LayoutSVGGradientStop {stop} [offset=0.00] [color=#FFFFFF]
+            LayoutSVGGradientStop {stop} [offset=1.00] [color=#FFFFFF80]
         LayoutSVGRect {rect} at (60,50) size 100x60 [fill={[type=LINEAR-GRADIENT] [id="Grad1"]}] [x=60.00] [y=50.00] [width=100.00] [height=60.00]
       LayoutSVGRect {rect} at (60,50) size 100x60 [fill={[type=SOLID] [color=#00FF00]}] [x=60.00] [y=50.00] [width=100.00] [height=60.00]
         [masker="mask1"] LayoutSVGResourceMasker {mask} at (60,50) size 100x60