Change SVG layout tree output to be more meaningful and consistent

third_party/WebKit/LayoutTests/platform/linux/svg/custom/invalid-lengthlist-expected.txt

Index: third_party/WebKit/LayoutTests/platform/linux/svg/custom/invalid-lengthlist-expected.txt
diff --git a/third_party/WebKit/LayoutTests/platform/linux/svg/custom/invalid-lengthlist-expected.txt b/third_party/WebKit/LayoutTests/platform/linux/svg/custom/invalid-lengthlist-expected.txt
index 220ffb4fd54fac52eaae5abd664aaa34f17d57cc..5b4b80a3f20fc4fbcc86b5f3c09a77a1f0e52af0 100644
--- a/third_party/WebKit/LayoutTests/platform/linux/svg/custom/invalid-lengthlist-expected.txt
+++ b/third_party/WebKit/LayoutTests/platform/linux/svg/custom/invalid-lengthlist-expected.txt
@@ -2,13 +2,13 @@ CONSOLE ERROR: line 13: Error: <text> attribute x: Expected length, "1.2.3".
 layer at (0,0) size 800x600
   LayoutView at (0,0) size 800x600
 layer at (0,0) size 800x600
-  LayoutSVGRoot {svg} at (0,0) size 359x154
+  LayoutSVGRoot {svg} at (0,0) size 800x600
     LayoutSVGContainer {g} at (0,0) size 359x154
-      LayoutSVGText {text}
+      LayoutSVGText {text} at (0,0) size 0x0
       LayoutSVGRect {rect} at (0,0) size 100x100 [fill={[type=SOLID] [color=#008000]}] [x=0.00] [y=0.00] [width=100.00] [height=100.00]
       LayoutSVGText {text} at (0,115) size 274x19 contains 1 chunk(s)
-        LayoutSVGInlineText {#text} at (0,0) size 274x19
+        LayoutSVGInlineText {#text} at (0,115) size 274x19
           chunk 1 text run 1 at (0.00,130.00) startOffset 0 endOffset 44 width 274.00: "Above a green rectangle should be displayed."
       LayoutSVGText {text} at (0,135) size 359x19 contains 1 chunk(s)
-        LayoutSVGInlineText {#text} at (0,0) size 359x19
+        LayoutSVGInlineText {#text} at (0,135) size 359x19
           chunk 1 text run 1 at (0.00,150.00) startOffset 0 endOffset 61 width 359.00: "It tests that x=\"1.2.3\" as length is not accepted. Bug 15464."