Change SVG layout tree output to be more meaningful and consistent

third_party/WebKit/LayoutTests/platform/linux/svg/text/bidi-tspans-expected.txt

Index: third_party/WebKit/LayoutTests/platform/linux/svg/text/bidi-tspans-expected.txt
diff --git a/third_party/WebKit/LayoutTests/platform/linux/svg/text/bidi-tspans-expected.txt b/third_party/WebKit/LayoutTests/platform/linux/svg/text/bidi-tspans-expected.txt
index f1e0712122f3d02bd74fbf6e768cc89c1f5c503b..3f78a99aa094eb1130fd219dbc7fef23d3d3eebc 100644
--- a/third_party/WebKit/LayoutTests/platform/linux/svg/text/bidi-tspans-expected.txt
+++ b/third_party/WebKit/LayoutTests/platform/linux/svg/text/bidi-tspans-expected.txt
@@ -1,19 +1,19 @@
 layer at (0,0) size 800x600
   LayoutView at (0,0) size 800x600
 layer at (0,0) size 800x600
-  LayoutSVGRoot {svg} at (153,222) size 461x86
-    LayoutSVGContainer {g} at (153,222) size 461x86
-      LayoutSVGText {text} at (91,133) size 278x22 contains 1 chunk(s)
-        LayoutSVGInlineText {#text} at (0,0) size 277x21
+  LayoutSVGRoot {svg} at (0,0) size 800x600
+    LayoutSVGContainer {g} at (91.86,133.20) size 276.27x51
+      LayoutSVGText {text} at (91.86,133.20) size 276.27x21 contains 1 chunk(s)
+        LayoutSVGInlineText {#text} at (91.86,133.20) size 276.27x21
           chunk 1 (middle anchor) text run 1 at (91.86,150.00) startOffset 0 endOffset 10 width 56.40 RTL: ", \x{627}\x{62E}\x{62A}\x{628}\x{627}\x{631}\"!"
           chunk 1 (middle anchor) text run 1 at (148.26,150.00) startOffset 0 endOffset 14 width 137.07: "dirRTL ubEmbed"
           chunk 1 (middle anchor) text run 1 at (285.34,150.00) startOffset 0 endOffset 14 width 82.80 RTL: "\x{646}\x{634}\x{627}\x{637} \x{627}\x{644}\x{62A}\x{62F}\x{648}\x{64A}\x{644} \""
-      LayoutSVGText {text} at (91,163) size 278x22 contains 1 chunk(s)
-        LayoutSVGInlineText {#text} at (193,0) size 83x21
+      LayoutSVGText {text} at (91.86,163.20) size 276.27x21 contains 1 chunk(s)
+        LayoutSVGInlineText {#text} at (285.33,163.20) size 82.80x21
           chunk 1 (middle anchor) text run 1 at (285.34,180.00) startOffset 0 endOffset 14 width 82.80 RTL: "\x{646}\x{634}\x{627}\x{637} \x{627}\x{644}\x{62A}\x{62F}\x{648}\x{64A}\x{644} \""
         LayoutSVGTSpan {tspan} at (0,0) size 182x21
-          LayoutSVGInlineText {#text} at (12,0) size 182x21
+          LayoutSVGInlineText {#text} at (103.86,163.20) size 181.45x21
             chunk 1 (middle anchor) text run 1 at (103.86,180.00) startOffset 0 endOffset 8 width 44.40 RTL: ", \x{627}\x{62E}\x{62A}\x{628}\x{627}\x{631}"
             chunk 1 (middle anchor) text run 1 at (148.26,180.00) startOffset 0 endOffset 14 width 137.07: "dirRTL ubEmbed"
-        LayoutSVGInlineText {#text} at (0,0) size 12x21
+        LayoutSVGInlineText {#text} at (91.86,163.20) size 12x21
           chunk 1 (middle anchor) text run 1 at (91.86,180.00) startOffset 0 endOffset 2 width 12.00 RTL: "\"!"