Change SVG layout tree output to be more meaningful and consistent

third_party/WebKit/LayoutTests/svg/custom/use-transfer-width-height-properties-to-svg-expected.txt

Index: third_party/WebKit/LayoutTests/svg/custom/use-transfer-width-height-properties-to-svg-expected.txt
diff --git a/third_party/WebKit/LayoutTests/svg/custom/use-transfer-width-height-properties-to-svg-expected.txt b/third_party/WebKit/LayoutTests/svg/custom/use-transfer-width-height-properties-to-svg-expected.txt
index 0520f217d7fabad04eb7e2c02004d1f6cda3322b..e2e259d006b709130a2f17c52dac49e6a364b16c 100644
--- a/third_party/WebKit/LayoutTests/svg/custom/use-transfer-width-height-properties-to-svg-expected.txt
+++ b/third_party/WebKit/LayoutTests/svg/custom/use-transfer-width-height-properties-to-svg-expected.txt
@@ -1,16 +1,16 @@
 layer at (0,0) size 800x600
   LayoutView at (0,0) size 800x600
 layer at (0,0) size 400x400
-  LayoutSVGRoot {svg} at (0,0) size 100x100
-    LayoutSVGHiddenContainer {defs} at (0,0) size 0x0
-      LayoutSVGViewportContainer {svg} at (0,0) size 200x200
-        LayoutSVGRect {rect} at (0,0) size 200x200 [fill={[type=SOLID] [color=#008000]}] [x=0.00] [y=0.00] [width=1.00] [height=1.00]
-      LayoutSVGViewportContainer {svg} at (0,0) size 100x100
-        LayoutSVGContainer {use} at (0,0) size 100x100
-          LayoutSVGViewportContainer {svg} at (0,0) size 100x100
-            LayoutSVGRect {rect} at (0,0) size 100x100 [fill={[type=SOLID] [color=#008000]}] [x=0.00] [y=0.00] [width=1.00] [height=1.00]
+  LayoutSVGRoot {svg} at (0,0) size 400x400
+    LayoutSVGHiddenContainer {defs} at (0,0) size 200x200
+      LayoutSVGViewportContainer {svg} at (0,0) size 1x1
+        LayoutSVGRect {rect} at (0,0) size 1x1 [fill={[type=SOLID] [color=#008000]}] [x=0.00] [y=0.00] [width=1.00] [height=1.00]
+      LayoutSVGViewportContainer {svg} at (0,0) size 0.50x0.50
+        LayoutSVGContainer {use} at (0,0) size 0.50x0.50
+          LayoutSVGViewportContainer {svg} at (0,0) size 1x1
+            LayoutSVGRect {rect} at (0,0) size 1x1 [fill={[type=SOLID] [color=#008000]}] [x=0.00] [y=0.00] [width=1.00] [height=1.00]
     LayoutSVGContainer {use} at (0,0) size 100x100
-      LayoutSVGViewportContainer {svg} at (0,0) size 100x100
-        LayoutSVGContainer {g} at (0,0) size 100x100
-          LayoutSVGViewportContainer {svg} at (0,0) size 100x100
-            LayoutSVGRect {rect} at (0,0) size 100x100 [fill={[type=SOLID] [color=#008000]}] [x=0.00] [y=0.00] [width=1.00] [height=1.00]
+      LayoutSVGViewportContainer {svg} at (0,0) size 0.50x0.50
+        LayoutSVGContainer {g} at (0,0) size 0.50x0.50
+          LayoutSVGViewportContainer {svg} at (0,0) size 1x1
+            LayoutSVGRect {rect} at (0,0) size 1x1 [fill={[type=SOLID] [color=#008000]}] [x=0.00] [y=0.00] [width=1.00] [height=1.00]