Move RenderSVGContainer to layout/svg/LayoutSVGContainer.

LayoutTests/platform/win/svg/text/text-path-01-b-expected.txt

Index: LayoutTests/platform/win/svg/text/text-path-01-b-expected.txt
diff --git a/LayoutTests/platform/win/svg/text/text-path-01-b-expected.txt b/LayoutTests/platform/win/svg/text/text-path-01-b-expected.txt
index 59a657272e876d5ff466de03a7fba594fb25d378..b4946ef689bb1a68e4dd624521aedb7d70af0e32 100644
--- a/LayoutTests/platform/win/svg/text/text-path-01-b-expected.txt
+++ b/LayoutTests/platform/win/svg/text/text-path-01-b-expected.txt
@@ -2,13 +2,13 @@ layer at (0,0) size 800x600
   RenderView at (0,0) size 800x600
 layer at (0,0) size 800x600
   RenderSVGRoot {svg} at (0,0) size 800x600
-    RenderSVGContainer {g} at (0,0) size 698x486
+    LayoutSVGContainer {g} at (0,0) size 698x486
       RenderSVGHiddenContainer {defs} at (0,0) size 0x0
         RenderSVGPath {path} at (330,22) size 368x164 [stroke={[type=SOLID] [color=#0000FF]}] [data="M 199 89.3 C 206.6 66.6 235.8 13.2 270 30.3 C 286.6 38.6 298.9 59.4 310 73.3 C 321.7 87.9 338.6 99 356 103.3 C 387.3 111.1 396.6 90.4 418 74.3"]
         RenderSVGPath {path} at (55,116) size 367x164 [stroke={[type=SOLID] [color=#0000FF]}] [data="M 33.5 145.8 C 41 123 70.3 69.7 104.5 86.8 C 121 95 133 116 144.5 129.8 C 156.2 144.4 173 155.5 190.5 159.8 C 221.8 167.6 231 146.9 252.5 130.8"]
         RenderSVGPath {path} at (188,385) size 501x7 [stroke={[type=SOLID] [color=#0000FF] [stroke width=4.00]}] [data="M 113 233 L 413 233"]
-      RenderSVGContainer {g} at (280,0) size 418x189
-        RenderSVGContainer {use} at (330,22) size 368x164
+      LayoutSVGContainer {g} at (280,0) size 418x189
+        LayoutSVGContainer {use} at (330,22) size 368x164
           RenderSVGPath {path} at (330,22) size 368x164 [stroke={[type=SOLID] [color=#0000FF]}] [data="M 199 89.3 C 206.6 66.6 235.8 13.2 270 30.3 C 286.6 38.6 298.9 59.4 310 73.3 C 321.7 87.9 338.6 99 356 103.3 C 387.3 111.1 396.6 90.4 418 74.3"]
         LayoutSVGText {text} at (168,-7) size 206x121 contains 1 chunk(s)
           LayoutSVGTextPath {textPath} at (0,0) size 205x120
@@ -28,8 +28,8 @@ layer at (0,0) size 800x600
               chunk 1 text run 13 at (339.05,96.91) startOffset 12 endOffset 13 width 12.43: "t"
               chunk 1 text run 14 at (354.60,102.94) startOffset 13 endOffset 14 width 20.95: "h"
           LayoutSVGInlineText {#text} at (0,0) size 0x0
-      RenderSVGContainer {g} at (0,83) size 486x270
-        RenderSVGContainer {use} at (55,116) size 367x164
+      LayoutSVGContainer {g} at (0,83) size 486x270
+        LayoutSVGContainer {use} at (55,116) size 367x164
           RenderSVGPath {path} at (55,116) size 367x164 [stroke={[type=SOLID] [color=#0000FF]}] [data="M 33.5 145.8 C 41 123 70.3 69.7 104.5 86.8 C 121 95 133 116 144.5 129.8 C 156.2 144.4 173 155.5 190.5 159.8 C 221.8 167.6 231 146.9 252.5 130.8"]
         LayoutSVGText {text} at (-9,50) size 217x120 contains 1 chunk(s)
           LayoutSVGTextPath {textPath} at (0,0) size 216x120
@@ -60,8 +60,8 @@ layer at (0,0) size 800x600
         LayoutSVGText {text} at (19,189) size 197x23 contains 1 chunk(s)
           LayoutSVGInlineText {#text} at (0,0) size 197x23
             chunk 1 text run 1 at (19.00,207.00) startOffset 0 endOffset 23 width 196.62: "the 'textPath' element."
-      RenderSVGContainer {g} at (188,352) size 501x134
-        RenderSVGContainer {use} at (188,385) size 501x7
+      LayoutSVGContainer {g} at (188,352) size 501x134
+        LayoutSVGContainer {use} at (188,385) size 501x7
           RenderSVGPath {path} at (188,385) size 501x7 [stroke={[type=SOLID] [color=#0000FF] [stroke width=4.00]}] [data="M 113 233 L 413 233"]
         LayoutSVGText {text} at (211,211) size 183x27 contains 1 chunk(s)
           LayoutSVGTextPath {textPath} at (0,0) size 182x27