Change SVG layout tree output to be more meaningful and consistent

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

Index: third_party/WebKit/LayoutTests/platform/mac/svg/W3C-SVG-1.1-SE/filters-felem-01-b-expected.txt
diff --git a/third_party/WebKit/LayoutTests/platform/mac/svg/W3C-SVG-1.1-SE/filters-felem-01-b-expected.txt b/third_party/WebKit/LayoutTests/platform/mac/svg/W3C-SVG-1.1-SE/filters-felem-01-b-expected.txt
index cf0e026b571569d0576185884b6937cf79ad8013..48254a63673f0f0e9d837cbd67b6aad0852b2117 100644
--- a/third_party/WebKit/LayoutTests/platform/mac/svg/W3C-SVG-1.1-SE/filters-felem-01-b-expected.txt
+++ b/third_party/WebKit/LayoutTests/platform/mac/svg/W3C-SVG-1.1-SE/filters-felem-01-b-expected.txt
@@ -3,38 +3,38 @@ 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 365x265
+    LayoutSVGContainer {g} at (90,20) size 356.13x265
       LayoutSVGHiddenContainer {defs} at (0,0) size 0x0
         LayoutSVGResourceFilter {filter} [id="null"] [filterUnits=objectBoundingBox] [primitiveUnits=userSpaceOnUse]
         LayoutSVGResourceFilter {filter} [id="nullreg"] [filterUnits=objectBoundingBox] [primitiveUnits=userSpaceOnUse]
       LayoutSVGContainer {g} at (90,20) size 80x115
         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 (95,112) size 70x23 contains 1 chunk(s)
-          LayoutSVGInlineText {#text} at (0,0) size 69x23
+        LayoutSVGText {text} at (95.55,112) size 68.91x23 contains 1 chunk(s)
+          LayoutSVGInlineText {#text} at (95.55,112) size 68.91x23
             chunk 1 (middle anchor) text run 1 at (95.55,130.00) startOffset 0 endOffset 9 width 68.91: "No filter"
-      LayoutSVGContainer {g} at (82,162) size 96x123
+      LayoutSVGContainer {g} at (90,170) size 80x115
         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 (91,262) size 78x23 contains 1 chunk(s)
-          LayoutSVGInlineText {#text} at (0,0) size 78x23
+        LayoutSVGText {text} at (91.09,262) size 77.78x23 contains 1 chunk(s)
+          LayoutSVGInlineText {#text} at (91.09,262) size 77.78x23
             chunk 1 (middle anchor) text run 1 at (91.10,280.00) startOffset 0 endOffset 11 width 77.79: "Null filter"
-      LayoutSVGContainer {g} at (252,20) size 156x115
+      LayoutSVGContainer {g} at (252.19,20) size 155.61x115
         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 (252,112) size 156x23 contains 1 chunk(s)
-          LayoutSVGInlineText {#text} at (0,0) size 156x23
+        LayoutSVGText {text} at (252.19,112) size 155.61x23 contains 1 chunk(s)
+          LayoutSVGInlineText {#text} at (252.19,112) size 155.61x23
             chunk 1 (middle anchor) text run 1 at (252.19,130.00) startOffset 0 endOffset 19 width 155.62: "Non-existent filter"
-      LayoutSVGContainer {g} at (213,180) size 234x105
+      LayoutSVGContainer {g} at (213.84,170) size 232.28x115
         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 (213,262) size 234x23 contains 1 chunk(s)
-          LayoutSVGInlineText {#text} at (0,0) size 233x23
+        LayoutSVGText {text} at (213.84,262) size 232.28x23 contains 1 chunk(s)
+          LayoutSVGInlineText {#text} at (213.84,262) size 232.28x23
             chunk 1 (middle anchor) text run 1 at (213.85,280.00) startOffset 0 endOffset 29 width 232.29: "Null with small region filter"
-    LayoutSVGContainer {g} at (10,310) size 230x37
-      LayoutSVGText {text} at (10,310) size 230x37 contains 1 chunk(s)
-        LayoutSVGInlineText {#text} at (0,0) size 230x37
+    LayoutSVGContainer {g} at (10,310) size 229.47x37
+      LayoutSVGText {text} at (10,310) size 229.47x37 contains 1 chunk(s)
+        LayoutSVGInlineText {#text} at (10,310) size 229.47x37
           chunk 1 text run 1 at (10.00,340.00) startOffset 0 endOffset 16 width 229.47: "$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]