Move RenderSVGRect to layout/svg

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

 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
     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"]
       LayoutSVGContainer {g} at (279,0) size 419x189
@@ skipping 35 matching lines @@
               chunk 1 text run 3 at (89.94,83.50) startOffset 2 endOffset 3 width 19.20: "o"
               chunk 1 text run 4 at (108.86,89.32) startOffset 3 endOffset 4 width 21.00: "n"
               chunk 1 text run 5 at (119.95,98.84) startOffset 4 endOffset 5 width 8.40: " "
               chunk 1 text run 6 at (128.58,108.97) startOffset 5 endOffset 6 width 18.00: "a"
               chunk 1 text run 7 at (136.56,119.54) startOffset 6 endOffset 7 width 8.40: " "
               chunk 1 text run 8 at (145.36,130.85) startOffset 7 endOffset 8 width 20.40: "p"
               chunk 1 text run 9 at (159.13,144.22) startOffset 8 endOffset 9 width 18.00: "a"
               chunk 1 text run 10 at (171.95,152.60) startOffset 9 endOffset 10 width 12.60: "t"
               chunk 1 text run 11 at (187.48,158.99) startOffset 10 endOffset 11 width 21.00: "h"
           LayoutSVGInlineText {#text} at (0,0) size 0x0
-        RenderSVGRect {rect} at (27,280) size 459x71 [stroke={[type=SOLID] [color=#000000]}] [x=17.00] [y=169.00] [width=274.00] [height=41.00]
+        LayoutSVGRect {rect} at (27,280) size 459x71 [stroke={[type=SOLID] [color=#000000]}] [x=17.00] [y=169.00] [width=274.00] [height=41.00]
         LayoutSVGText {text} at (19,166) size 215x24 contains 1 chunk(s)
           LayoutSVGInlineText {#text} at (0,0) size 215x23
             chunk 1 text run 1 at (19.00,185.00) startOffset 0 endOffset 25 width 214.80: "'tspan' subelement inside"
         LayoutSVGText {text} at (19,188) size 187x24 contains 1 chunk(s)
           LayoutSVGInlineText {#text} at (0,0) size 187x23
             chunk 1 text run 1 at (19.00,207.00) startOffset 0 endOffset 23 width 186.60: "the 'textPath' element."
       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 178x28 contains 1 chunk(s)
           LayoutSVGTextPath {textPath} at (0,0) size 177x27
             LayoutSVGInlineText {#text} at (0,0) size 177x27
               chunk 1 text run 1 at (219.20,233.00) startOffset 0 endOffset 1 width 14.40: "T"
               chunk 1 text run 2 at (232.70,233.00) startOffset 1 endOffset 2 width 12.60: "h"
               chunk 1 text run 3 at (245.60,233.00) startOffset 2 endOffset 3 width 13.20: "e"
               chunk 1 text run 4 at (255.50,233.00) startOffset 3 endOffset 4 width 6.60: " "
               chunk 1 text run 5 at (266.00,233.00) startOffset 4 endOffset 5 width 14.40: "T"
               chunk 1 text run 6 at (279.80,233.00) startOffset 5 endOffset 6 width 13.20: "e"
               chunk 1 text run 7 at (291.80,233.00) startOffset 6 endOffset 7 width 10.80: "x"
               chunk 1 text run 8 at (300.50,233.00) startOffset 7 endOffset 8 width 6.60: "t"
               chunk 1 text run 9 at (307.10,233.00) startOffset 8 endOffset 9 width 6.60: " "
               chunk 1 text run 10 at (317.00,233.00) startOffset 9 endOffset 10 width 13.20: "o"
               chunk 1 text run 11 at (329.90,233.00) startOffset 10 endOffset 11 width 12.60: "n"
               chunk 1 text run 12 at (339.50,233.00) startOffset 11 endOffset 12 width 6.60: " "
               chunk 1 text run 13 at (349.40,233.00) startOffset 12 endOffset 13 width 13.20: "p"
               chunk 1 text run 14 at (362.60,233.00) startOffset 13 endOffset 14 width 13.20: "a"
               chunk 1 text run 15 at (372.50,233.00) startOffset 14 endOffset 15 width 6.60: "t"
               chunk 1 text run 16 at (382.10,233.00) startOffset 15 endOffset 16 width 12.60: "h"
           LayoutSVGInlineText {#text} at (0,0) size 0x0
-        RenderSVGRect {rect} at (195,415) size 436x71 [stroke={[type=SOLID] [color=#000000]}] [x=118.00] [y=250.00] [width=260.00] [height=41.00]
+        LayoutSVGRect {rect} at (195,415) size 436x71 [stroke={[type=SOLID] [color=#000000]}] [x=118.00] [y=250.00] [width=260.00] [height=41.00]
         LayoutSVGText {text} at (120,248) size 227x24 contains 1 chunk(s)
           LayoutSVGInlineText {#text} at (0,0) size 227x23
             chunk 1 text run 1 at (120.00,267.00) startOffset 0 endOffset 30 width 226.20: "'startOffset' attribute of the"
         LayoutSVGText {text} at (120,268) size 155x24 contains 1 chunk(s)
           LayoutSVGInlineText {#text} at (0,0) size 155x23
             chunk 1 text run 1 at (120.00,287.00) startOffset 0 endOffset 19 width 154.80: "'textPath' element."
     LayoutSVGText {text} at (10,304) size 266x46 contains 1 chunk(s)
       LayoutSVGInlineText {#text} at (0,0) size 266x46
         chunk 1 text run 1 at (10.00,340.00) startOffset 0 endOffset 16 width 265.80: "$Revision: 1.9 $"
-    RenderSVGRect {rect} at (0,0) size 800x600 [stroke={[type=SOLID] [color=#000000]}] [x=1.00] [y=1.00] [width=478.00] [height=358.00]
+    LayoutSVGRect {rect} at (0,0) size 800x600 [stroke={[type=SOLID] [color=#000000]}] [x=1.00] [y=1.00] [width=478.00] [height=358.00]
 selection start: position 0 of child 0 {#text} of child 1 {textPath} of child 3 {text} of child 3 {g} of child 13 {g} of child 30 {svg} of document
 selection end:   position 16 of child 0 {#text} of child 15 {text} of child 30 {svg} of document