Change SVG layout tree output to be more meaningful and consistent

third_party/WebKit/LayoutTests/platform/linux/svg/custom/text-whitespace-handling-expected.txt

Index: third_party/WebKit/LayoutTests/platform/linux/svg/custom/text-whitespace-handling-expected.txt
diff --git a/third_party/WebKit/LayoutTests/platform/linux/svg/custom/text-whitespace-handling-expected.txt b/third_party/WebKit/LayoutTests/platform/linux/svg/custom/text-whitespace-handling-expected.txt
index c8579612e004fadcf6d4c86403d65d91e5ac1897..1ee6565b2346e68bf25b5f332e5f2d75f165ef27 100644
--- a/third_party/WebKit/LayoutTests/platform/linux/svg/custom/text-whitespace-handling-expected.txt
+++ b/third_party/WebKit/LayoutTests/platform/linux/svg/custom/text-whitespace-handling-expected.txt
@@ -1,43 +1,43 @@
 layer at (0,0) size 800x600
   LayoutView at (0,0) size 800x600
 layer at (0,0) size 800x600
-  LayoutSVGRoot {svg} at (19,12) size 485x516
-    LayoutSVGContainer {g} at (19,12) size 485x516
-      LayoutSVGText {text} at (10,6) size 233x18 contains 1 chunk(s)
-        LayoutSVGInlineText {#text} at (0,0) size 233x18
+  LayoutSVGRoot {svg} at (0,0) size 800x600
+    LayoutSVGContainer {g} at (9.50,6) size 242.38x258
+      LayoutSVGText {text} at (10,6) size 232.38x18 contains 1 chunk(s)
+        LayoutSVGInlineText {#text} at (10,6) size 232.38x18
           chunk 1 text run 1 at (10.00,20.00) startOffset 0 endOffset 36 width 232.38: "Testing xml:space=\"default\" support:"
-      LayoutSVGText {text} at (9,26) size 172x18 contains 1 chunk(s)
-        LayoutSVGInlineText {#text} at (0,0) size 171x18
+      LayoutSVGText {text} at (9.50,26) size 170.72x18 contains 1 chunk(s)
+        LayoutSVGInlineText {#text} at (9.50,26) size 170.72x18
           chunk 1 text run 1 at (10.00,40.00) startOffset 0 endOffset 23 width 170.22: "No Spaces Between Words"
-      LayoutSVGText {text} at (10,46) size 126x18 contains 1 chunk(s)
-        LayoutSVGInlineText {#text} at (0,0) size 126x18
+      LayoutSVGText {text} at (10,46) size 125.38x18 contains 1 chunk(s)
+        LayoutSVGInlineText {#text} at (10,46) size 125.38x18
           chunk 1 text run 1 at (10.00,60.00) startOffset 0 endOffset 18 width 125.38: "Tabs become spaces"
-      LayoutSVGText {text} at (9,66) size 109x18 contains 1 chunk(s)
-        LayoutSVGInlineText {#text} at (0,0) size 109x18
+      LayoutSVGText {text} at (9.50,66) size 108.50x18 contains 1 chunk(s)
+        LayoutSVGInlineText {#text} at (9.50,66) size 108.50x18
           chunk 1 text run 1 at (10.00,80.00) startOffset 0 endOffset 16 width 108.00: "No leading space"
-      LayoutSVGText {text} at (9,86) size 109x18 contains 1 chunk(s)
-        LayoutSVGInlineText {#text} at (0,0) size 108x18
+      LayoutSVGText {text} at (9.50,86) size 108x18 contains 1 chunk(s)
+        LayoutSVGInlineText {#text} at (9.50,86) size 108x18
           chunk 1 text run 1 at (10.00,100.00) startOffset 0 endOffset 17 width 107.50: "No trailing space"
-      LayoutSVGText {text} at (10,106) size 154x18 contains 1 chunk(s)
-        LayoutSVGInlineText {#text} at (0,0) size 154x18
+      LayoutSVGText {text} at (10,106) size 153.50x18 contains 1 chunk(s)
+        LayoutSVGInlineText {#text} at (10,106) size 153.50x18
           chunk 1 text run 1 at (10.00,120.00) startOffset 0 endOffset 11 width 76.50: "Whitespace "
           chunk 1 text run 1 at (86.50,120.00) startOffset 0 endOffset 3 width 14.00: "is "
           chunk 1 text run 1 at (100.50,120.00) startOffset 0 endOffset 10 width 63.00: "simplified"
-      LayoutSVGText {text} at (10,146) size 242x18 contains 1 chunk(s)
-        LayoutSVGInlineText {#text} at (0,0) size 242x18
+      LayoutSVGText {text} at (10,146) size 241.88x18 contains 1 chunk(s)
+        LayoutSVGInlineText {#text} at (10,146) size 241.88x18
           chunk 1 text run 1 at (10.00,160.00) startOffset 0 endOffset 37 width 241.88: "Testing xml:space=\"preserve\" support:"
-      LayoutSVGText {text} at (10,166) size 170x18 contains 1 chunk(s)
-        LayoutSVGInlineText {#text} at (0,0) size 170x18
+      LayoutSVGText {text} at (10,166) size 169.50x18 contains 1 chunk(s)
+        LayoutSVGInlineText {#text} at (10,166) size 169.50x18
           chunk 1 text run 1 at (10.00,180.00) startOffset 0 endOffset 24 width 169.50: " Newlines Become Spaces "
-      LayoutSVGText {text} at (10,186) size 126x18 contains 1 chunk(s)
-        LayoutSVGInlineText {#text} at (0,0) size 126x18
+      LayoutSVGText {text} at (10,186) size 125.38x18 contains 1 chunk(s)
+        LayoutSVGInlineText {#text} at (10,186) size 125.38x18
           chunk 1 text run 1 at (10.00,200.00) startOffset 0 endOffset 18 width 125.38: "Tabs become spaces"
       LayoutSVGText {text} at (10,206) size 154x18 contains 1 chunk(s)
-        LayoutSVGInlineText {#text} at (0,0) size 154x18
+        LayoutSVGInlineText {#text} at (10,206) size 154x18
           chunk 1 text run 1 at (10.00,220.00) startOffset 0 endOffset 25 width 154.00: "    Respect leading space"
-      LayoutSVGText {text} at (10,226) size 150x18 contains 1 chunk(s)
-        LayoutSVGInlineText {#text} at (0,0) size 150x18
+      LayoutSVGText {text} at (10,226) size 149.50x18 contains 1 chunk(s)
+        LayoutSVGInlineText {#text} at (10,226) size 149.50x18
           chunk 1 text run 1 at (10.00,240.00) startOffset 0 endOffset 25 width 149.50: "Respect trailing space   "
-      LayoutSVGText {text} at (10,246) size 226x18 contains 1 chunk(s)
-        LayoutSVGInlineText {#text} at (0,0) size 226x18
+      LayoutSVGText {text} at (10,246) size 225.50x18 contains 1 chunk(s)
+        LayoutSVGInlineText {#text} at (10,246) size 225.50x18
           chunk 1 text run 1 at (10.00,260.00) startOffset 0 endOffset 40 width 225.50: "Whitespace      is not        simplified"