Move RenderSVGContainer to layout/svg/LayoutSVGContainer.

LayoutTests/platform/win/svg/W3C-SVG-1.1/struct-image-06-t-expected.txt

 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
-    RenderSVGContainer {g} at (10,20) size 421x230
-      RenderSVGContainer {g} at (10,20) size 421x230
+    LayoutSVGContainer {g} at (10,20) size 421x230
+      LayoutSVGContainer {g} at (10,20) size 421x230
         LayoutSVGText {text} at (10,20) size 38x12 contains 1 chunk(s)
           LayoutSVGInlineText {#text} at (0,0) size 38x12
             chunk 1 text run 1 at (10.00,30.00) startOffset 0 endOffset 10 width 38.00: "SVG to fit"
-        RenderSVGContainer {g} at (20,40) size 50x50 [transform={m=((1.00,0.00)(0.00,1.00)) t=(20.00,40.00)}]
+        LayoutSVGContainer {g} at (20,40) size 50x50 [transform={m=((1.00,0.00)(0.00,1.00)) t=(20.00,40.00)}]
           RenderSVGImage {image} at (20,40) size 50x50
         LayoutSVGText {text} at (10,100) size 43x12 contains 1 chunk(s)
           LayoutSVGInlineText {#text} at (0,0) size 43x12
             chunk 1 text run 1 at (10.00,110.00) startOffset 0 endOffset 10 width 43.00: "Viewport 1"
-        RenderSVGContainer {g} at (10,120) size 50x30 [transform={m=((1.00,0.00)(0.00,1.00)) t=(10.00,120.00)}]
+        LayoutSVGContainer {g} at (10,120) size 50x30 [transform={m=((1.00,0.00)(0.00,1.00)) t=(10.00,120.00)}]
           RenderSVGRect {rect} at (10,120) size 50x30 [stroke={[type=SOLID] [color=#0000FF]}] [x=0.50] [y=0.50] [width=49.00] [height=29.00]
         LayoutSVGText {text} at (10,170) size 43x12 contains 1 chunk(s)
           LayoutSVGInlineText {#text} at (0,0) size 43x12
             chunk 1 text run 1 at (10.00,180.00) startOffset 0 endOffset 10 width 43.00: "Viewport 2"
-        RenderSVGContainer {g} at (20,190) size 30x60 [transform={m=((1.00,0.00)(0.00,1.00)) t=(20.00,190.00)}]
+        LayoutSVGContainer {g} at (20,190) size 30x60 [transform={m=((1.00,0.00)(0.00,1.00)) t=(20.00,190.00)}]
           RenderSVGRect {rect} at (20,190) size 30x60 [stroke={[type=SOLID] [color=#0000FF]}] [x=0.50] [y=0.50] [width=29.00] [height=59.00]
-        RenderSVGContainer {g} at (100,20) size 81x60 [transform={m=((1.00,0.00)(0.00,1.00)) t=(100.00,50.00)}]
+        LayoutSVGContainer {g} at (100,20) size 81x60 [transform={m=((1.00,0.00)(0.00,1.00)) t=(100.00,50.00)}]
           LayoutSVGText {text} at (0,-30) size 81x12 contains 1 chunk(s)
             LayoutSVGInlineText {#text} at (0,0) size 81x12
               chunk 1 text run 1 at (0.00,-20.00) startOffset 0 endOffset 26 width 81.00: "---------- meet ----------"
-          RenderSVGContainer {g} at (130,35) size 50x45 [transform={m=((1.00,0.00)(0.00,1.00)) t=(30.00,0.00)}]
+          LayoutSVGContainer {g} at (130,35) size 50x45 [transform={m=((1.00,0.00)(0.00,1.00)) t=(30.00,0.00)}]
             LayoutSVGText {text} at (0,-15) size 25x12 contains 1 chunk(s)
               LayoutSVGInlineText {#text} at (0,0) size 25x12
                 chunk 1 text run 1 at (0.00,-5.00) startOffset 0 endOffset 5 width 25.00: "xMid*"
             RenderSVGRect {rect} at (130,50) size 50x30 [stroke={[type=SOLID] [color=#0000FF]}] [x=0.50] [y=0.50] [width=49.00] [height=29.00]
             RenderSVGImage {image} at (130,50) size 50x30
-        RenderSVGContainer {g} at (230,20) size 81x90 [transform={m=((1.00,0.00)(0.00,1.00)) t=(230.00,50.00)}]
+        LayoutSVGContainer {g} at (230,20) size 81x90 [transform={m=((1.00,0.00)(0.00,1.00)) t=(230.00,50.00)}]
           LayoutSVGText {text} at (0,-30) size 81x12 contains 1 chunk(s)
             LayoutSVGInlineText {#text} at (0,0) size 81x12
               chunk 1 text run 1 at (0.00,-20.00) startOffset 0 endOffset 26 width 81.00: "---------- meet ----------"
-          RenderSVGContainer {g} at (260,35) size 30x75 [transform={m=((1.00,0.00)(0.00,1.00)) t=(30.00,0.00)}]
+          LayoutSVGContainer {g} at (260,35) size 30x75 [transform={m=((1.00,0.00)(0.00,1.00)) t=(30.00,0.00)}]
             LayoutSVGText {text} at (0,-15) size 28x12 contains 1 chunk(s)
               LayoutSVGInlineText {#text} at (0,0) size 28x12
                 chunk 1 text run 1 at (0.00,-5.00) startOffset 0 endOffset 5 width 28.00: "*YMid"
             RenderSVGRect {rect} at (260,50) size 30x60 [stroke={[type=SOLID] [color=#0000FF]}] [x=0.50] [y=0.50] [width=29.00] [height=59.00]
             RenderSVGImage {image} at (260,50) size 30x60
-        RenderSVGContainer {g} at (350,20) size 81x90 [transform={m=((1.00,0.00)(0.00,1.00)) t=(350.00,50.00)}]
+        LayoutSVGContainer {g} at (350,20) size 81x90 [transform={m=((1.00,0.00)(0.00,1.00)) t=(350.00,50.00)}]
           LayoutSVGText {text} at (0,-30) size 81x12 contains 1 chunk(s)
             LayoutSVGInlineText {#text} at (0,0) size 81x12
               chunk 1 text run 1 at (0.00,-20.00) startOffset 0 endOffset 26 width 81.00: "---------- meet ----------"
-          RenderSVGContainer {g} at (380,35) size 30x75 [transform={m=((1.00,0.00)(0.00,1.00)) t=(30.00,0.00)}]
+          LayoutSVGContainer {g} at (380,35) size 30x75 [transform={m=((1.00,0.00)(0.00,1.00)) t=(30.00,0.00)}]
             LayoutSVGText {text} at (0,-15) size 24x12 contains 1 chunk(s)
               LayoutSVGInlineText {#text} at (0,0) size 24x12
                 chunk 1 text run 1 at (0.00,-5.00) startOffset 0 endOffset 5 width 24.00: "*none"
             RenderSVGRect {rect} at (380,50) size 30x60 [stroke={[type=SOLID] [color=#0000FF]}] [x=0.50] [y=0.50] [width=29.00] [height=59.00]
             RenderSVGImage {image} at (380,50) size 30x60
     LayoutSVGText {text} at (10,304) size 284x45 contains 1 chunk(s)
       LayoutSVGInlineText {#text} at (0,0) size 284x45
         chunk 1 text run 1 at (10.00,340.00) startOffset 0 endOffset 17 width 283.34: "$Revision: 1.11 $"
     RenderSVGRect {rect} at (0,0) size 480x360 [stroke={[type=SOLID] [color=#000000]}] [x=1.00] [y=1.00] [width=478.00] [height=358.00]