Change SVG layout tree output to be more meaningful and consistent

third_party/WebKit/LayoutTests/platform/linux/svg/custom/marker-default-width-height-expected.txt

Index: third_party/WebKit/LayoutTests/platform/linux/svg/custom/marker-default-width-height-expected.txt
diff --git a/third_party/WebKit/LayoutTests/platform/linux/svg/custom/marker-default-width-height-expected.txt b/third_party/WebKit/LayoutTests/platform/linux/svg/custom/marker-default-width-height-expected.txt
index f55e1d44606a9574cac315e80297124a4a0faf8d..22695f3099d2f91eb0678ff48aa93255db600bca 100644
--- a/third_party/WebKit/LayoutTests/platform/linux/svg/custom/marker-default-width-height-expected.txt
+++ b/third_party/WebKit/LayoutTests/platform/linux/svg/custom/marker-default-width-height-expected.txt
@@ -1,24 +1,24 @@
 layer at (0,0) size 800x600
   LayoutView at (0,0) size 800x600
 layer at (0,0) size 800x600
-  LayoutSVGRoot {svg} at (0,9) size 673x295
-    LayoutSVGContainer {g} at (0,9) size 673x295
-      LayoutSVGText {text} at (0,5) size 404x20 contains 1 chunk(s)
-        LayoutSVGInlineText {#text} at (0,0) size 404x19
+  LayoutSVGRoot {svg} at (0,0) size 800x600
+    LayoutSVGContainer {g} at (0,5.61) size 403.80x164.39
+      LayoutSVGText {text} at (0,5.61) size 403.80x18.59 contains 1 chunk(s)
+        LayoutSVGInlineText {#text} at (0,5.61) size 403.80x18.59
           chunk 1 text run 1 at (0.00,20.00) startOffset 0 endOffset 61 width 403.80: "This should show three markers on the path for start/mid/end."
-      LayoutSVGText {text} at (0,25) size 376x20 contains 1 chunk(s)
-        LayoutSVGInlineText {#text} at (0,0) size 376x19
+      LayoutSVGText {text} at (0,25.61) size 375.55x18.59 contains 1 chunk(s)
+        LayoutSVGInlineText {#text} at (0,25.61) size 375.55x18.59
           chunk 1 text run 1 at (0.00,40.00) startOffset 0 endOffset 55 width 375.56: "Start marker has no markerWidth/markerHeight specified."
-      LayoutSVGText {text} at (0,45) size 279x20 contains 1 chunk(s)
-        LayoutSVGInlineText {#text} at (0,0) size 279x19
+      LayoutSVGText {text} at (0,45.61) size 278.36x18.59 contains 1 chunk(s)
+        LayoutSVGInlineText {#text} at (0,45.61) size 278.36x18.59
           chunk 1 text run 1 at (0.00,60.00) startOffset 0 endOffset 40 width 278.36: "Mid marker has no markerWidth specified."
-      LayoutSVGText {text} at (0,65) size 282x20 contains 1 chunk(s)
-        LayoutSVGInlineText {#text} at (0,0) size 282x19
+      LayoutSVGText {text} at (0,65.61) size 281.39x18.59 contains 1 chunk(s)
+        LayoutSVGInlineText {#text} at (0,65.61) size 281.39x18.59
           chunk 1 text run 1 at (0.00,80.00) startOffset 0 endOffset 41 width 281.40: "End marker has no markerHeight specified."
       LayoutSVGResourceMarker {marker} [id="marker1"] [markerUnits=strokeWidth] [ref at (5,5)] [angle=0.00]
-        LayoutSVGRect {rect} at (0,0) size 5x5 [fill={[type=SOLID] [color=#008000]}] [x=0.00] [y=0.00] [width=10.00] [height=10.00]
+        LayoutSVGRect {rect} at (0,0) size 10x10 [fill={[type=SOLID] [color=#008000]}] [x=0.00] [y=0.00] [width=10.00] [height=10.00]
       LayoutSVGResourceMarker {marker} [id="marker2"] [markerUnits=strokeWidth] [ref at (5,5)] [angle=0.00]
-        LayoutSVGRect {rect} at (0,0) size 5x5 [fill={[type=SOLID] [color=#008000]}] [x=0.00] [y=0.00] [width=10.00] [height=10.00]
+        LayoutSVGRect {rect} at (0,0) size 10x10 [fill={[type=SOLID] [color=#008000]}] [x=0.00] [y=0.00] [width=10.00] [height=10.00]
       LayoutSVGResourceMarker {marker} [id="marker3"] [markerUnits=strokeWidth] [ref at (5,5)] [angle=0.00]
-        LayoutSVGRect {rect} at (0,0) size 5x5 [fill={[type=SOLID] [color=#008000]}] [x=0.00] [y=0.00] [width=10.00] [height=10.00]
-      LayoutSVGPath {path} at (196,180) size 124x124 [start marker=marker1] [middle marker=marker2] [end marker=marker3] [data="M 130 120 L 180 120 L 180 170"]
+        LayoutSVGRect {rect} at (0,0) size 10x10 [fill={[type=SOLID] [color=#008000]}] [x=0.00] [y=0.00] [width=10.00] [height=10.00]
+      LayoutSVGPath {path} at (130,120) size 50x50 [start marker=marker1] [middle marker=marker2] [end marker=marker3] [data="M 130 120 L 180 120 L 180 170"]