Change SVG layout tree output to be more meaningful and consistent

third_party/WebKit/LayoutTests/platform/linux/svg/custom/use-on-text-expected.txt

Index: third_party/WebKit/LayoutTests/platform/linux/svg/custom/use-on-text-expected.txt
diff --git a/third_party/WebKit/LayoutTests/platform/linux/svg/custom/use-on-text-expected.txt b/third_party/WebKit/LayoutTests/platform/linux/svg/custom/use-on-text-expected.txt
index ea5dd85882fe9041c3914b024c3d01be5b564a73..a1ac2b832a7088117f61c2df757b4d9f7ade1ef9 100644
--- a/third_party/WebKit/LayoutTests/platform/linux/svg/custom/use-on-text-expected.txt
+++ b/third_party/WebKit/LayoutTests/platform/linux/svg/custom/use-on-text-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 (20,0) size 481x128
-    LayoutSVGHiddenContainer {defs} at (0,0) size 0x0
-      LayoutSVGText {text} at (0,-26) size 67x46 contains 1 chunk(s)
-        LayoutSVGInlineText {#text} at (0,0) size 67x45
+  LayoutSVGRoot {svg} at (0,0) size 800x600
+    LayoutSVGHiddenContainer {defs} at (0,-25.50) size 66.70x45
+      LayoutSVGText {text} at (0,-25.50) size 66.70x45 contains 1 chunk(s)
+        LayoutSVGInlineText {#text} at (0,-25.50) size 66.70x45
           chunk 1 text run 1 at (0.00,10.00) startOffset 0 endOffset 4 width 66.71: "Test"
-    LayoutSVGContainer {g} at (246,0) size 142x93 [transform={m=((1.00,0.00)(0.00,1.00)) t=(125.00,25.00)}]
-      LayoutSVGText {text} at (0,-26) size 67x46 contains 1 chunk(s)
-        LayoutSVGInlineText {#text} at (0,0) size 67x45
+    LayoutSVGContainer {g} at (0,-25.50) size 66.70x45 [transform={m=((1.00,0.00)(0.00,1.00)) t=(125.00,25.00)}]
+      LayoutSVGText {text} at (0,-25.50) size 66.70x45 contains 1 chunk(s)
+        LayoutSVGInlineText {#text} at (0,-25.50) size 66.70x45
           chunk 1 text run 1 at (0.00,10.00) startOffset 0 endOffset 4 width 66.71: "Test"
-    LayoutSVGText {text} at (10,46) size 241x18 contains 1 chunk(s)
-      LayoutSVGInlineText {#text} at (0,0) size 241x18
+    LayoutSVGText {text} at (10,46) size 240.50x18 contains 1 chunk(s)
+      LayoutSVGInlineText {#text} at (10,46) size 240.50x18
         chunk 1 text run 1 at (10.00,60.00) startOffset 0 endOffset 38 width 240.50: "The two objects should look identical."
-    LayoutSVGContainer {use} at (46,0) size 142x93 [transform={m=((1.00,0.00)(0.00,1.00)) t=(25.00,25.00)}]
-      LayoutSVGText {text} at (0,-26) size 67x46 contains 1 chunk(s)
-        LayoutSVGInlineText {#text} at (0,0) size 67x45
+    LayoutSVGContainer {use} at (0,-25.50) size 66.70x45 [transform={m=((1.00,0.00)(0.00,1.00)) t=(25.00,25.00)}]
+      LayoutSVGText {text} at (0,-25.50) size 66.70x45 contains 1 chunk(s)
+        LayoutSVGInlineText {#text} at (0,-25.50) size 66.70x45
           chunk 1 text run 1 at (0.00,10.00) startOffset 0 endOffset 4 width 66.71: "Test"