Change SVG layout tree output to be more meaningful and consistent

third_party/WebKit/LayoutTests/platform/mac/svg/text/text-selection-align-03-b-expected.txt

Index: third_party/WebKit/LayoutTests/platform/mac/svg/text/text-selection-align-03-b-expected.txt
diff --git a/third_party/WebKit/LayoutTests/platform/mac/svg/text/text-selection-align-03-b-expected.txt b/third_party/WebKit/LayoutTests/platform/mac/svg/text/text-selection-align-03-b-expected.txt
index 867a81bed830e9b4df4adc6e7498090359d24cb1..cb597899aebabfa66fceef58726b88a0fb52b4b1 100644
--- a/third_party/WebKit/LayoutTests/platform/mac/svg/text/text-selection-align-03-b-expected.txt
+++ b/third_party/WebKit/LayoutTests/platform/mac/svg/text/text-selection-align-03-b-expected.txt
@@ -2,24 +2,24 @@ layer at (0,0) size 800x600
   LayoutView at (0,0) size 800x600
 layer at (0,0) size 800x600
   LayoutSVGRoot {svg} at (0,0) size 800x600
-    LayoutSVGContainer {g} at (0,6) size 781x369
-      LayoutSVGText {text} at (5,4) size 345x45 contains 1 chunk(s)
-        LayoutSVGInlineText {#text} at (0,0) size 345x45
+    LayoutSVGContainer {g} at (-1.42,4) size 469.50x221
+      LayoutSVGText {text} at (5,4) size 344.28x44.39 contains 1 chunk(s)
+        LayoutSVGInlineText {#text} at (5,4) size 344.28x44.39
           chunk 1 text run 1 at (5.00,40.00) startOffset 0 endOffset 21 width 344.28: "Test of 'text-anchor'"
-      LayoutSVGPath {line} at (374,125) size 2x250 [stroke={[type=SOLID] [color=#FF0000]}] [fill={[type=SOLID] [color=#000000]}] [x1=225.00] [y1=75.00] [x2=225.00] [y2=225.00]
-      LayoutSVGContainer {g} at (0,138) size 781x223
-        LayoutSVGText {text} at (-2,83) size 471x134 contains 1 chunk(s)
-          LayoutSVGInlineText {#text} at (0,0) size 227x34
+      LayoutSVGPath {line} at (225,75) size 0x150 [stroke={[type=SOLID] [color=#FF0000]}] [fill={[type=SOLID] [color=#000000]}] [x1=225.00] [y1=75.00] [x2=225.00] [y2=225.00]
+      LayoutSVGContainer {g} at (-1.42,83) size 469.50x133.59
+        LayoutSVGText {text} at (-1.42,83) size 469.50x133.59 contains 1 chunk(s)
+          LayoutSVGInlineText {#text} at (-1.42,83) size 226.42x33.59
             chunk 1 (end anchor) text run 1 at (-1.44,110.00) startOffset 0 endOffset 17 width 226.44: "Begin with \"end\","
           LayoutSVGTSpan {tspan} at (0,0) size 399x34
-            LayoutSVGInlineText {#text} at (27,50) size 399x34
+            LayoutSVGInlineText {#text} at (25.92,133) size 398.14x33.59
               chunk 1 (middle anchor) text run 1 at (25.93,160.00) startOffset 0 endOffset 32 width 398.14: " switch to \"middle\" in a tspan, "
           LayoutSVGTSpan {tspan} at (0,0) size 244x34
-            LayoutSVGInlineText {#text} at (226,100) size 244x34
+            LayoutSVGInlineText {#text} at (225,183) size 243.08x33.59
               chunk 1 text run 1 at (225.00,210.00) startOffset 0 endOffset 20 width 243.09: "and \"start\" ends it."
-    LayoutSVGText {text} at (10,304) size 264x47 contains 1 chunk(s)
-      LayoutSVGInlineText {#text} at (0,0) size 264x47
+    LayoutSVGText {text} at (10,304) size 263.31x46.19 contains 1 chunk(s)
+      LayoutSVGInlineText {#text} at (10,304) size 263.31x46.19
         chunk 1 text run 1 at (10.00,340.00) startOffset 0 endOffset 16 width 263.31: "$Revision: 1.5 $"
-    LayoutSVGRect {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 (1,1) size 478x358 [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 {text} of child 13 {g} of child 28 {svg} of document
 selection end:   position 16 of child 0 {#text} of child 15 {text} of child 28 {svg} of document