Change SVG layout tree output to be more meaningful and consistent

third_party/WebKit/LayoutTests/platform/win/svg/custom/pattern-rotate-gaps-expected.txt

Index: third_party/WebKit/LayoutTests/platform/win/svg/custom/pattern-rotate-gaps-expected.txt
diff --git a/third_party/WebKit/LayoutTests/platform/win/svg/custom/pattern-rotate-gaps-expected.txt b/third_party/WebKit/LayoutTests/platform/win/svg/custom/pattern-rotate-gaps-expected.txt
index 253364d94ee5973cc0ec2b39cca0a15fa0981f97..c2e7c8dd479e866a4db85546fd05e95d75f6ea8a 100644
--- a/third_party/WebKit/LayoutTests/platform/win/svg/custom/pattern-rotate-gaps-expected.txt
+++ b/third_party/WebKit/LayoutTests/platform/win/svg/custom/pattern-rotate-gaps-expected.txt
@@ -1,7 +1,7 @@
 layer at (0,0) size 800x600
   LayoutView at (0,0) size 800x600
 layer at (0,0) size 800x600
-  LayoutSVGRoot {svg} at (0,0) size 297x333
+  LayoutSVGRoot {svg} at (0,0) size 800x600
     LayoutSVGHiddenContainer {defs} at (0,0) size 0x0
       LayoutSVGResourcePattern {pattern} [id="squares"] [patternUnits=userSpaceOnUse] [patternContentUnits=userSpaceOnUse]
         LayoutSVGRect {rect} at (0,0) size 2x2 [fill={[type=SOLID] [color=#FFFFFF]}] [x=0.00] [y=0.00] [width=2.00] [height=2.00]
@@ -9,21 +9,21 @@ layer at (0,0) size 800x600
         LayoutSVGRect {rect} at (2,0) size 2x2 [fill={[type=SOLID] [color=#FFFFFF]}] [x=2.00] [y=0.00] [width=2.00] [height=2.00]
         LayoutSVGRect {rect} at (2,2) size 2x2 [fill={[type=SOLID] [color=#FFFFFF]}] [x=2.00] [y=2.00] [width=2.00] [height=2.00]
     LayoutSVGRect {rect} at (0,0) size 200x200 [fill={[type=SOLID] [color=#000000]}] [x=0.00] [y=0.00] [width=200.00] [height=200.00]
-    LayoutSVGContainer {g} at (37,20) size 134x133 [transform={m=((1.00,0.00)(0.00,1.00)) t=(80.00,20.00)}]
-      LayoutSVGRect {rect} at (37,20) size 134x133 [transform={m=((0.91,0.42)(-0.42,0.91)) t=(0.00,0.00)}] [fill={[type=PATTERN] [id="squares"]}] [x=0.00] [y=0.00] [width=100.00] [height=100.00]
-    LayoutSVGContainer {g} at (10,288) size 287x45 [transform={m=((1.00,0.00)(0.00,1.00)) t=(10.00,300.00)}]
+    LayoutSVGContainer {g} at (-42.26,0) size 132.89x132.89 [transform={m=((1.00,0.00)(0.00,1.00)) t=(80.00,20.00)}]
+      LayoutSVGRect {rect} at (0,0) size 100x100 [transform={m=((0.91,0.42)(-0.42,0.91)) t=(0.00,0.00)}] [fill={[type=PATTERN] [id="squares"]}] [x=0.00] [y=0.00] [width=100.00] [height=100.00]
+    LayoutSVGContainer {g} at (0,-12) size 287x45 [transform={m=((1.00,0.00)(0.00,1.00)) t=(10.00,300.00)}]
       LayoutSVGText {text} at (0,-12) size 287x45 contains 1 chunk(s)
         LayoutSVGTSpan {tspan} at (0,0) size 280x15
-          LayoutSVGInlineText {#text} at (0,0) size 280x15
+          LayoutSVGInlineText {#text} at (0,-12) size 280x15
             chunk 1 text run 1 at (0.00,0.00) startOffset 0 endOffset 40 width 280.00: "For this test case to be successful, the"
-        LayoutSVGInlineText {#text} at (280,0) size 7x15
+        LayoutSVGInlineText {#text} at (280,-12) size 7x15
           chunk 1 text run 1 at (280.00,0.00) startOffset 0 endOffset 1 width 7.00: " "
         LayoutSVGTSpan {tspan} at (0,0) size 252x15
-          LayoutSVGInlineText {#text} at (0,15) size 252x15
+          LayoutSVGInlineText {#text} at (0,3) size 252x15
             chunk 1 text run 1 at (0.00,15.00) startOffset 0 endOffset 36 width 252.00: "rotated square inside the black area"
-        LayoutSVGInlineText {#text} at (252,15) size 7x15
+        LayoutSVGInlineText {#text} at (252,3) size 7x15
           chunk 1 text run 1 at (252.00,15.00) startOffset 0 endOffset 1 width 7.00: " "
         LayoutSVGTSpan {tspan} at (0,0) size 147x15
-          LayoutSVGInlineText {#text} at (0,30) size 147x15
+          LayoutSVGInlineText {#text} at (0,18) size 147x15
             chunk 1 text run 1 at (0.00,30.00) startOffset 0 endOffset 21 width 147.00: "should be pure white."
         LayoutSVGInlineText {#text} at (0,0) size 0x0