Change SVG layout tree output to be more meaningful and consistent

third_party/WebKit/LayoutTests/platform/mac/svg/custom/recursive-pattern-expected.txt

Index: third_party/WebKit/LayoutTests/platform/mac/svg/custom/recursive-pattern-expected.txt
diff --git a/third_party/WebKit/LayoutTests/platform/mac/svg/custom/recursive-pattern-expected.txt b/third_party/WebKit/LayoutTests/platform/mac/svg/custom/recursive-pattern-expected.txt
index fcde0bd1b7fd8b7c082ba2c30062a6e63bffb7e4..d5a3e0b400b0e6b83053d88409f9df1b7dc761f3 100644
--- a/third_party/WebKit/LayoutTests/platform/mac/svg/custom/recursive-pattern-expected.txt
+++ b/third_party/WebKit/LayoutTests/platform/mac/svg/custom/recursive-pattern-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 (0,0) size 650x354
-    LayoutSVGHiddenContainer {defs} at (0,0) size 0x0
+  LayoutSVGRoot {svg} at (0,0) size 800x600
+    LayoutSVGHiddenContainer {defs} at (0,0) size 50x50
       LayoutSVGResourcePattern {pattern} [id="pattern0"] [patternUnits=userSpaceOnUse] [patternContentUnits=userSpaceOnUse]
         LayoutSVGRect {rect} at (0,0) size 50x50 [fill={[type=SOLID] [color=#000000]}] [x=0.00] [y=0.00] [width=50.00] [height=50.00]
         LayoutSVGRect {rect} at (50,50) size 100x100 [fill={[type=SOLID] [color=#008000]}] [x=50.00] [y=50.00] [width=100.00] [height=100.00]
@@ -50,17 +50,17 @@ layer at (0,0) size 800x600
     LayoutSVGRect {rect} at (0,200) size 100x100 [fill={[type=PATTERN] [id="pattern7"]}] [x=0.00] [y=200.00] [width=100.00] [height=100.00]
     LayoutSVGRect {rect} at (100,200) size 100x100 [fill={[type=PATTERN] [id="pattern8"]}] [x=100.00] [y=200.00] [width=100.00] [height=100.00]
     LayoutSVGRect {rect} at (200,200) size 100x100 [fill={[type=PATTERN] [id="pattern9"]}] [x=200.00] [y=200.00] [width=100.00] [height=100.00]
-    LayoutSVGPath {line} at (324,0) size 2x300 [stroke={[type=SOLID] [color=#FF0000]}] [fill={[type=SOLID] [color=#000000]}] [x1=325.00] [y1=0.00] [x2=325.00] [y2=300.00]
-    LayoutSVGText {text} at (175,336) size 300x18 contains 1 chunk(s)
-      LayoutSVGInlineText {#text} at (0,0) size 299x18
+    LayoutSVGPath {line} at (325,0) size 0x300 [stroke={[type=SOLID] [color=#FF0000]}] [fill={[type=SOLID] [color=#000000]}] [x1=325.00] [y1=0.00] [x2=325.00] [y2=300.00]
+    LayoutSVGText {text} at (175.69,336) size 298.61x18 contains 1 chunk(s)
+      LayoutSVGInlineText {#text} at (175.69,336) size 298.61x18
         chunk 1 (middle anchor) text run 1 at (175.69,350.00) startOffset 0 endOffset 48 width 298.62: "Both sides of the red line should look identical"
-    LayoutSVGContainer {g} at (350,0) size 300x300 [transform={m=((1.00,0.00)(0.00,1.00)) t=(350.00,0.00)}]
-      LayoutSVGRect {rect} at (350,0) size 100x100 [fill={[type=PATTERN] [id="pattern0"]}] [x=0.00] [y=0.00] [width=100.00] [height=100.00]
-      LayoutSVGRect {rect} at (450,0) size 100x100 [fill={[type=PATTERN] [id="pattern0"]}] [x=100.00] [y=0.00] [width=100.00] [height=100.00]
-      LayoutSVGRect {rect} at (550,0) size 100x100 [fill={[type=PATTERN] [id="pattern0"]}] [x=200.00] [y=0.00] [width=100.00] [height=100.00]
-      LayoutSVGRect {rect} at (350,100) size 100x100 [fill={[type=PATTERN] [id="pattern0"]}] [x=0.00] [y=100.00] [width=100.00] [height=100.00]
-      LayoutSVGRect {rect} at (450,100) size 100x100 [fill={[type=PATTERN] [id="pattern0"]}] [x=100.00] [y=100.00] [width=100.00] [height=100.00]
-      LayoutSVGRect {rect} at (550,100) size 100x100 [fill={[type=PATTERN] [id="pattern0"]}] [x=200.00] [y=100.00] [width=100.00] [height=100.00]
-      LayoutSVGRect {rect} at (350,200) size 100x100 [fill={[type=PATTERN] [id="pattern0"]}] [x=0.00] [y=200.00] [width=100.00] [height=100.00]
-      LayoutSVGRect {rect} at (450,200) size 100x100 [fill={[type=PATTERN] [id="pattern0"]}] [x=100.00] [y=200.00] [width=100.00] [height=100.00]
-      LayoutSVGRect {rect} at (550,200) size 100x100 [fill={[type=PATTERN] [id="pattern0"]}] [x=200.00] [y=200.00] [width=100.00] [height=100.00]
+    LayoutSVGContainer {g} at (0,0) size 300x300 [transform={m=((1.00,0.00)(0.00,1.00)) t=(350.00,0.00)}]
+      LayoutSVGRect {rect} at (0,0) size 100x100 [fill={[type=PATTERN] [id="pattern0"]}] [x=0.00] [y=0.00] [width=100.00] [height=100.00]
+      LayoutSVGRect {rect} at (100,0) size 100x100 [fill={[type=PATTERN] [id="pattern0"]}] [x=100.00] [y=0.00] [width=100.00] [height=100.00]
+      LayoutSVGRect {rect} at (200,0) size 100x100 [fill={[type=PATTERN] [id="pattern0"]}] [x=200.00] [y=0.00] [width=100.00] [height=100.00]
+      LayoutSVGRect {rect} at (0,100) size 100x100 [fill={[type=PATTERN] [id="pattern0"]}] [x=0.00] [y=100.00] [width=100.00] [height=100.00]
+      LayoutSVGRect {rect} at (100,100) size 100x100 [fill={[type=PATTERN] [id="pattern0"]}] [x=100.00] [y=100.00] [width=100.00] [height=100.00]
+      LayoutSVGRect {rect} at (200,100) size 100x100 [fill={[type=PATTERN] [id="pattern0"]}] [x=200.00] [y=100.00] [width=100.00] [height=100.00]
+      LayoutSVGRect {rect} at (0,200) size 100x100 [fill={[type=PATTERN] [id="pattern0"]}] [x=0.00] [y=200.00] [width=100.00] [height=100.00]
+      LayoutSVGRect {rect} at (100,200) size 100x100 [fill={[type=PATTERN] [id="pattern0"]}] [x=100.00] [y=200.00] [width=100.00] [height=100.00]
+      LayoutSVGRect {rect} at (200,200) size 100x100 [fill={[type=PATTERN] [id="pattern0"]}] [x=200.00] [y=200.00] [width=100.00] [height=100.00]