Change SVG layout tree output to be more meaningful and consistent

third_party/WebKit/LayoutTests/svg/custom/pattern-scaling-expected.txt

Index: third_party/WebKit/LayoutTests/svg/custom/pattern-scaling-expected.txt
diff --git a/third_party/WebKit/LayoutTests/svg/custom/pattern-scaling-expected.txt b/third_party/WebKit/LayoutTests/svg/custom/pattern-scaling-expected.txt
index 8dbd66cfa628574a2fc23966bed2bd6b966cf400..60df065f0844852531003555653a92e83854c378 100644
--- a/third_party/WebKit/LayoutTests/svg/custom/pattern-scaling-expected.txt
+++ b/third_party/WebKit/LayoutTests/svg/custom/pattern-scaling-expected.txt
@@ -1,8 +1,8 @@
 layer at (0,0) size 800x600
   LayoutView at (0,0) size 800x600
 layer at (0,0) size 800x600
-  LayoutSVGRoot {svg} at (10,10) size 692x232
-    LayoutSVGHiddenContainer {defs} at (0,0) size 0x0
+  LayoutSVGRoot {svg} at (0,0) size 800x600
+    LayoutSVGHiddenContainer {defs} at (10,10) size 40x40
       LayoutSVGResourcePattern {pattern} [id="pattern"] [patternUnits=userSpaceOnUse] [patternContentUnits=userSpaceOnUse]
         LayoutSVGRect {rect} at (0,0) size 10x10 [fill={[type=SOLID] [color=#008000]}] [x=0.00] [y=0.00] [width=10.00] [height=10.00]
         LayoutSVGRect {rect} at (10,10) size 10x10 [fill={[type=SOLID] [color=#008000]}] [x=10.00] [y=10.00] [width=10.00] [height=10.00]
@@ -14,23 +14,23 @@ layer at (0,0) size 800x600
         LayoutSVGContainer {g} at (10,10) size 40x40
           LayoutSVGRect {rect} at (10,10) size 40x40 [fill={[type=SOLID] [color=#FFFF00]}] [x=10.00] [y=10.00] [width=40.00] [height=40.00]
           LayoutSVGRect {rect} at (10,10) size 40x40 [fill={[type=PATTERN] [id="pattern"]}] [x=10.00] [y=10.00] [width=40.00] [height=40.00]
-    LayoutSVGContainer {g} at (79,19) size 78x78 [transform={m=((1.93,0.00)(0.00,1.93)) t=(60.00,0.00)}]
-      LayoutSVGContainer {use} at (79,19) size 78x78
-        LayoutSVGContainer {g} at (79,19) size 78x78
-          LayoutSVGRect {rect} at (79,19) size 78x78 [fill={[type=SOLID] [color=#FFFF00]}] [x=10.00] [y=10.00] [width=40.00] [height=40.00]
-          LayoutSVGRect {rect} at (79,19) size 78x78 [fill={[type=PATTERN] [id="pattern"]}] [x=10.00] [y=10.00] [width=40.00] [height=40.00]
-    LayoutSVGContainer {g} at (187,27) size 110x110 [transform={m=((2.72,0.00)(0.00,2.72)) t=(160.00,0.00)}]
-      LayoutSVGContainer {use} at (187,27) size 110x110
-        LayoutSVGContainer {g} at (187,27) size 110x110
-          LayoutSVGRect {rect} at (187,27) size 110x110 [fill={[type=SOLID] [color=#FFFF00]}] [x=10.00] [y=10.00] [width=40.00] [height=40.00]
-          LayoutSVGRect {rect} at (187,27) size 110x110 [fill={[type=PATTERN] [id="pattern"]}] [x=10.00] [y=10.00] [width=40.00] [height=40.00]
-    LayoutSVGContainer {g} at (334,34) size 141x141 [transform={m=((3.48,0.00)(0.00,3.48)) t=(300.00,0.00)}]
-      LayoutSVGContainer {use} at (334,34) size 141x141
-        LayoutSVGContainer {g} at (334,34) size 141x141
-          LayoutSVGRect {rect} at (334,34) size 141x141 [fill={[type=SOLID] [color=#FFFF00]}] [x=10.00] [y=10.00] [width=40.00] [height=40.00]
-          LayoutSVGRect {rect} at (334,34) size 141x141 [fill={[type=PATTERN] [id="pattern"]}] [x=10.00] [y=10.00] [width=40.00] [height=40.00]
-    LayoutSVGContainer {g} at (508,48) size 194x194 [transform={m=((4.82,0.00)(0.00,4.82)) t=(460.00,0.00)}]
-      LayoutSVGContainer {use} at (508,48) size 194x194
-        LayoutSVGContainer {g} at (508,48) size 194x194
-          LayoutSVGRect {rect} at (508,48) size 194x194 [fill={[type=SOLID] [color=#FFFF00]}] [x=10.00] [y=10.00] [width=40.00] [height=40.00]
-          LayoutSVGRect {rect} at (508,48) size 194x194 [fill={[type=PATTERN] [id="pattern"]}] [x=10.00] [y=10.00] [width=40.00] [height=40.00]
+    LayoutSVGContainer {g} at (10,10) size 40x40 [transform={m=((1.93,0.00)(0.00,1.93)) t=(60.00,0.00)}]
+      LayoutSVGContainer {use} at (10,10) size 40x40
+        LayoutSVGContainer {g} at (10,10) size 40x40
+          LayoutSVGRect {rect} at (10,10) size 40x40 [fill={[type=SOLID] [color=#FFFF00]}] [x=10.00] [y=10.00] [width=40.00] [height=40.00]
+          LayoutSVGRect {rect} at (10,10) size 40x40 [fill={[type=PATTERN] [id="pattern"]}] [x=10.00] [y=10.00] [width=40.00] [height=40.00]
+    LayoutSVGContainer {g} at (10,10) size 40x40 [transform={m=((2.72,0.00)(0.00,2.72)) t=(160.00,0.00)}]
+      LayoutSVGContainer {use} at (10,10) size 40x40
+        LayoutSVGContainer {g} at (10,10) size 40x40
+          LayoutSVGRect {rect} at (10,10) size 40x40 [fill={[type=SOLID] [color=#FFFF00]}] [x=10.00] [y=10.00] [width=40.00] [height=40.00]
+          LayoutSVGRect {rect} at (10,10) size 40x40 [fill={[type=PATTERN] [id="pattern"]}] [x=10.00] [y=10.00] [width=40.00] [height=40.00]
+    LayoutSVGContainer {g} at (10,10) size 40x40 [transform={m=((3.48,0.00)(0.00,3.48)) t=(300.00,0.00)}]
+      LayoutSVGContainer {use} at (10,10) size 40x40
+        LayoutSVGContainer {g} at (10,10) size 40x40
+          LayoutSVGRect {rect} at (10,10) size 40x40 [fill={[type=SOLID] [color=#FFFF00]}] [x=10.00] [y=10.00] [width=40.00] [height=40.00]
+          LayoutSVGRect {rect} at (10,10) size 40x40 [fill={[type=PATTERN] [id="pattern"]}] [x=10.00] [y=10.00] [width=40.00] [height=40.00]
+    LayoutSVGContainer {g} at (10,10) size 40x40 [transform={m=((4.82,0.00)(0.00,4.82)) t=(460.00,0.00)}]
+      LayoutSVGContainer {use} at (10,10) size 40x40
+        LayoutSVGContainer {g} at (10,10) size 40x40
+          LayoutSVGRect {rect} at (10,10) size 40x40 [fill={[type=SOLID] [color=#FFFF00]}] [x=10.00] [y=10.00] [width=40.00] [height=40.00]
+          LayoutSVGRect {rect} at (10,10) size 40x40 [fill={[type=PATTERN] [id="pattern"]}] [x=10.00] [y=10.00] [width=40.00] [height=40.00]