Change SVG layout tree output to be more meaningful and consistent

third_party/WebKit/LayoutTests/platform/linux/svg/W3C-SVG-1.1-SE/filters-felem-01-b-expected.txt

Index: third_party/WebKit/LayoutTests/platform/linux/svg/W3C-SVG-1.1-SE/filters-felem-01-b-expected.txt
diff --git a/third_party/WebKit/LayoutTests/platform/linux/svg/W3C-SVG-1.1-SE/filters-felem-01-b-expected.txt b/third_party/WebKit/LayoutTests/platform/linux/svg/W3C-SVG-1.1-SE/filters-felem-01-b-expected.txt
index 082b49c92c8050edec81e5f3b709bd7d160b678c..c2d84a3885f9bf916b387f66b1837f45e33770e8 100644
--- a/third_party/WebKit/LayoutTests/platform/linux/svg/W3C-SVG-1.1-SE/filters-felem-01-b-expected.txt
+++ b/third_party/WebKit/LayoutTests/platform/linux/svg/W3C-SVG-1.1-SE/filters-felem-01-b-expected.txt
@@ -3,7 +3,7 @@ layer at (0,0) size 480x360
 layer at (0,0) size 480x360
   LayoutSVGRoot {svg} at (0,0) size 480x360
     LayoutSVGHiddenContainer {defs} at (0,0) size 0x0
-    LayoutSVGContainer {g} at (82,20) size 362x264
+    LayoutSVGContainer {g} at (90,20) size 353.50x264
       LayoutSVGHiddenContainer {defs} at (0,0) size 0x0
         LayoutSVGResourceFilter {filter} [id="null"] [filterUnits=objectBoundingBox] [primitiveUnits=userSpaceOnUse]
         LayoutSVGResourceFilter {filter} [id="nullreg"] [filterUnits=objectBoundingBox] [primitiveUnits=userSpaceOnUse]
@@ -11,30 +11,30 @@ layer at (0,0) size 480x360
         LayoutSVGEllipse {circle} at (100,30) size 60x60 [fill={[type=SOLID] [color=#FF0000]}] [cx=130.00] [cy=60.00] [r=30.00]
         LayoutSVGEllipse {circle} at (90,20) size 80x80 [fill={[type=SOLID] [color=#00FF00]}] [cx=130.00] [cy=60.00] [r=40.00]
         LayoutSVGText {text} at (96,111) size 68x23 contains 1 chunk(s)
-          LayoutSVGInlineText {#text} at (0,0) size 68x23
+          LayoutSVGInlineText {#text} at (96,111) size 68x23
             chunk 1 (middle anchor) text run 1 at (96.00,130.00) startOffset 0 endOffset 9 width 68.00: "No filter"
-      LayoutSVGContainer {g} at (82,162) size 96x122
+      LayoutSVGContainer {g} at (90,170) size 80x114
         LayoutSVGEllipse {circle} at (100,180) size 60x60 [fill={[type=SOLID] [color=#00FF00]}] [cx=130.00] [cy=210.00] [r=30.00]
-        LayoutSVGEllipse {circle} at (82,162) size 96x96 [fill={[type=SOLID] [color=#FF0000]}] [cx=130.00] [cy=210.00] [r=40.00]
+        LayoutSVGEllipse {circle} at (90,170) size 80x80 [fill={[type=SOLID] [color=#FF0000]}] [cx=130.00] [cy=210.00] [r=40.00]
           [filter="null"] LayoutSVGResourceFilter {filter} at (82,162) size 96x96
-        LayoutSVGText {text} at (92,261) size 76x23 contains 1 chunk(s)
-          LayoutSVGInlineText {#text} at (0,0) size 75x23
+        LayoutSVGText {text} at (92.50,261) size 75x23 contains 1 chunk(s)
+          LayoutSVGInlineText {#text} at (92.50,261) size 75x23
             chunk 1 (middle anchor) text run 1 at (92.50,280.00) startOffset 0 endOffset 11 width 75.00: "Null filter"
       LayoutSVGContainer {g} at (254,20) size 152x114
         LayoutSVGEllipse {circle} at (300,30) size 60x60 [fill={[type=SOLID] [color=#00FF00]}] [cx=330.00] [cy=60.00] [r=30.00]
         LayoutSVGEllipse {circle} at (290,20) size 80x80 [fill={[type=SOLID] [color=#FF0000]}] [cx=330.00] [cy=60.00] [r=40.00]
         LayoutSVGText {text} at (254,111) size 152x23 contains 1 chunk(s)
-          LayoutSVGInlineText {#text} at (0,0) size 152x23
+          LayoutSVGInlineText {#text} at (254,111) size 152x23
             chunk 1 (middle anchor) text run 1 at (254.00,130.00) startOffset 0 endOffset 19 width 152.00: "Non-existent filter"
-      LayoutSVGContainer {g} at (216,180) size 228x104
+      LayoutSVGContainer {g} at (216.50,170) size 227x114
         LayoutSVGEllipse {circle} at (300,180) size 60x60 [fill={[type=SOLID] [color=#00FF00]}] [cx=330.00] [cy=210.00] [r=30.00]
-        LayoutSVGEllipse {circle} at (322,202) size 16x16 [fill={[type=SOLID] [color=#FF0000]}] [cx=330.00] [cy=210.00] [r=40.00]
+        LayoutSVGEllipse {circle} at (290,170) size 80x80 [fill={[type=SOLID] [color=#FF0000]}] [cx=330.00] [cy=210.00] [r=40.00]
           [filter="nullreg"] LayoutSVGResourceFilter {filter} at (322,202) size 16x16
-        LayoutSVGText {text} at (216,261) size 228x23 contains 1 chunk(s)
-          LayoutSVGInlineText {#text} at (0,0) size 227x23
+        LayoutSVGText {text} at (216.50,261) size 227x23 contains 1 chunk(s)
+          LayoutSVGInlineText {#text} at (216.50,261) size 227x23
             chunk 1 (middle anchor) text run 1 at (216.50,280.00) startOffset 0 endOffset 29 width 227.00: "Null with small region filter"
     LayoutSVGContainer {g} at (10,311) size 228x36
       LayoutSVGText {text} at (10,311) size 228x36 contains 1 chunk(s)
-        LayoutSVGInlineText {#text} at (0,0) size 228x36
+        LayoutSVGInlineText {#text} at (10,311) size 228x36
           chunk 1 text run 1 at (10.00,340.00) startOffset 0 endOffset 16 width 228.00: "$Revision: 1.7 $"
-    LayoutSVGRect {rect} at (0,0) size 480x360 [stroke={[type=SOLID] [color=#000000]}] [x=1.00] [y=1.00] [width=478.00] [height=358.00]
+    LayoutSVGRect {rect} at (1,1) size 478x358 [stroke={[type=SOLID] [color=#000000]}] [x=1.00] [y=1.00] [width=478.00] [height=358.00]