Change SVG layout tree output to be more meaningful and consistent

third_party/WebKit/LayoutTests/platform/mac/svg/custom/text-rotation-expected.txt

Index: third_party/WebKit/LayoutTests/platform/mac/svg/custom/text-rotation-expected.txt
diff --git a/third_party/WebKit/LayoutTests/platform/mac/svg/custom/text-rotation-expected.txt b/third_party/WebKit/LayoutTests/platform/mac/svg/custom/text-rotation-expected.txt
index 9de9c4f798e001c383f56279657833b16868376d..db4a741c0c4fd265cf6ddb88664a5763ddfdeb42 100644
--- a/third_party/WebKit/LayoutTests/platform/mac/svg/custom/text-rotation-expected.txt
+++ b/third_party/WebKit/LayoutTests/platform/mac/svg/custom/text-rotation-expected.txt
@@ -1,10 +1,10 @@
 layer at (0,0) size 800x600
   LayoutView at (0,0) size 800x600
 layer at (0,0) size 800x600
-  LayoutSVGRoot {svg} at (2,43) size 440x282
-    LayoutSVGText {text} at (2,43) size 345x81 contains 1 chunk(s)
+  LayoutSVGRoot {svg} at (0,0) size 800x600
+    LayoutSVGText {text} at (2,43.48) size 344.75x80.27 contains 1 chunk(s)
       LayoutSVGTSpan {tspan} at (0,0) size 345x81
-        LayoutSVGInlineText {#text} at (0,0) size 345x81
+        LayoutSVGInlineText {#text} at (2,43.48) size 344.75x80.27
           chunk 1 text run 1 at (25.00,100.00) startOffset 0 endOffset 1 width 33.35: "R"
           chunk 1 text run 2 at (58.35,100.00) startOffset 1 endOffset 2 width 25.00: "o"
           chunk 1 text run 3 at (83.35,100.00) startOffset 2 endOffset 3 width 13.89: "t"
@@ -19,12 +19,12 @@ layer at (0,0) size 800x600
           chunk 1 text run 12 at (256.91,100.00) startOffset 11 endOffset 12 width 25.00: "p"
           chunk 1 text run 13 at (281.91,100.00) startOffset 12 endOffset 13 width 25.00: "h"
           chunk 1 text run 14 at (306.91,100.00) startOffset 13 endOffset 14 width 19.46: "s"
-    LayoutSVGText {text} at (25,154) size 406x73 contains 1 chunk(s)
+    LayoutSVGText {text} at (25,154) size 405.45x72.86 contains 1 chunk(s)
       LayoutSVGTSpan {tspan} at (0,0) size 406x73
-        LayoutSVGInlineText {#text} at (0,0) size 121x59
+        LayoutSVGInlineText {#text} at (25,154) size 120.80x59
           chunk 1 text run 1 at (25.00,200.00) startOffset 0 endOffset 5 width 120.80: "More "
         LayoutSVGTSpan {tspan} at (0,0) size 168x72
-          LayoutSVGInlineText {#text} at (117,1) size 168x72
+          LayoutSVGInlineText {#text} at (142.42,155.56) size 167.39x71.30
             chunk 1 text run 1 at (145.80,200.00) startOffset 0 endOffset 1 width 16.65: "r"
             chunk 1 text run 2 at (162.45,200.00) startOffset 1 endOffset 2 width 25.00: "o"
             chunk 1 text run 3 at (187.45,200.00) startOffset 2 endOffset 3 width 13.89: "t"
@@ -32,10 +32,10 @@ layer at (0,0) size 800x600
             chunk 1 text run 5 at (223.54,200.00) startOffset 4 endOffset 5 width 13.89: "t"
             chunk 1 text run 6 at (237.43,200.00) startOffset 5 endOffset 6 width 22.19: "e"
             chunk 1 text run 7 at (259.62,200.00) startOffset 6 endOffset 7 width 25.00: "d"
-        LayoutSVGInlineText {#text} at (259,0) size 146x59
+        LayoutSVGInlineText {#text} at (284.61,154) size 145.84x59
           chunk 1 text run 1 at (284.62,200.00) startOffset 0 endOffset 7 width 145.85: " glyphs"
-    LayoutSVGText {text} at (21,255) size 421x70 contains 1 chunk(s)
-      LayoutSVGInlineText {#text} at (0,0) size 421x69
+    LayoutSVGText {text} at (21.63,255.56) size 420.08x68.48 contains 1 chunk(s)
+      LayoutSVGInlineText {#text} at (21.63,255.56) size 420.08x68.48
         chunk 1 text run 1 at (25.00,300.00) startOffset 0 endOffset 1 width 44.46: "M"
         chunk 1 text run 2 at (69.46,300.00) startOffset 1 endOffset 2 width 25.00: "o"
         chunk 1 text run 3 at (94.46,300.00) startOffset 2 endOffset 3 width 16.65: "r"