Change SVG layout tree output to be more meaningful and consistent

third_party/WebKit/LayoutTests/svg/clip-path/clip-path-with-container-expected.txt

Index: third_party/WebKit/LayoutTests/svg/clip-path/clip-path-with-container-expected.txt
diff --git a/third_party/WebKit/LayoutTests/svg/clip-path/clip-path-with-container-expected.txt b/third_party/WebKit/LayoutTests/svg/clip-path/clip-path-with-container-expected.txt
index bed6ecde678955c2310b69722232ff20bc5c1531..a77641848dfca3d4c516aaf122ece7a6fdc6d7a9 100644
--- a/third_party/WebKit/LayoutTests/svg/clip-path/clip-path-with-container-expected.txt
+++ b/third_party/WebKit/LayoutTests/svg/clip-path/clip-path-with-container-expected.txt
@@ -1,12 +1,12 @@
 layer at (0,0) size 800x600
   LayoutView at (0,0) size 800x600
 layer at (0,0) size 800x600
-  LayoutSVGRoot {svg} at (0,0) size 0x0
-    LayoutSVGHiddenContainer {defs} at (0,0) size 0x0
-      LayoutSVGPath {path} at (70,40) size 200x170 [transform={m=((1.00,0.00)(0.00,1.00)) t=(70.00,40.00)}] [fill={[type=SOLID] [color=#000000]}] [data="m 100 0 l 60 170 l -160 -110 l 200 0 l -170 110 Z"]
+  LayoutSVGRoot {svg} at (0,0) size 800x600
+    LayoutSVGHiddenContainer {defs} at (70,40) size 200x170
+      LayoutSVGPath {path} at (0,0) size 200x170 [transform={m=((1.00,0.00)(0.00,1.00)) t=(70.00,40.00)}] [fill={[type=SOLID] [color=#000000]}] [data="m 100 0 l 60 170 l -160 -110 l 200 0 l -170 110 Z"]
       LayoutSVGResourceClipper {clipPath} [id="clip"] [clipPathUnits=userSpaceOnUse]
         LayoutSVGContainer {g} at (70,40) size 200x170
           LayoutSVGContainer {use} at (70,40) size 200x170
-            LayoutSVGPath {path} at (70,40) size 200x170 [transform={m=((1.00,0.00)(0.00,1.00)) t=(70.00,40.00)}] [fill={[type=SOLID] [color=#000000]}] [data="m 100 0 l 60 170 l -160 -110 l 200 0 l -170 110 Z"]
-    LayoutSVGRect {rect} at (0,0) size 0x0 [fill={[type=SOLID] [color=#008000]}] [x=40.00] [y=40.00] [width=300.00] [height=300.00]
+            LayoutSVGPath {path} at (0,0) size 200x170 [transform={m=((1.00,0.00)(0.00,1.00)) t=(70.00,40.00)}] [fill={[type=SOLID] [color=#000000]}] [data="m 100 0 l 60 170 l -160 -110 l 200 0 l -170 110 Z"]
+    LayoutSVGRect {rect} at (40,40) size 300x300 [fill={[type=SOLID] [color=#008000]}] [x=40.00] [y=40.00] [width=300.00] [height=300.00]
       [clipPath="clip"] LayoutSVGResourceClipper {clipPath} at (0,0) size 0x0