Move RenderSVGContainer to layout/svg/LayoutSVGContainer.

LayoutTests/svg/text/select-x-list-3-expected.txt

Index: LayoutTests/svg/text/select-x-list-3-expected.txt
diff --git a/LayoutTests/svg/text/select-x-list-3-expected.txt b/LayoutTests/svg/text/select-x-list-3-expected.txt
index 7de5dbc3fd009287b9c7731533ceb2b925ba55b3..ad54e992d539cc4b1035454f0dfae5ad49883b8e 100644
--- a/LayoutTests/svg/text/select-x-list-3-expected.txt
+++ b/LayoutTests/svg/text/select-x-list-3-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 (50,5) size 373x57
-    RenderSVGContainer {g} at (297,5) size 34x56
+    LayoutSVGContainer {g} at (297,5) size 34x56
       RenderSVGPath {svg:line} at (297,5) size 6x56 [stroke={[type=SOLID] [color=#008000]}] [fill={[type=SOLID] [color=#000000]}] [x1=60.00] [y1=1.00] [x2=60.00] [y2=12.20]
       RenderSVGPath {svg:line} at (325,5) size 6x56 [stroke={[type=SOLID] [color=#008000]}] [fill={[type=SOLID] [color=#000000]}] [x1=65.56] [y1=1.00] [x2=65.56] [y2=12.20]
       RenderSVGRect {svg:rect} at (300,5) size 28x56 [fill={[type=SOLID] [color=#FF0000] [opacity=0.40]}] [x=60.00] [y=1.00] [width=5.56] [height=11.20]