Change SVG layout tree output to be more meaningful and consistent

third_party/WebKit/LayoutTests/platform/win/svg/clip-path/deep-nested-clip-in-mask-expected.txt

Index: third_party/WebKit/LayoutTests/platform/win/svg/clip-path/deep-nested-clip-in-mask-expected.txt
diff --git a/third_party/WebKit/LayoutTests/platform/win/svg/clip-path/deep-nested-clip-in-mask-expected.txt b/third_party/WebKit/LayoutTests/platform/win/svg/clip-path/deep-nested-clip-in-mask-expected.txt
index d1246880bae7600787e1a2b13419fb758c623cd7..463267e1dcc6e43a86dc45621c394f85a3bf33bb 100644
--- a/third_party/WebKit/LayoutTests/platform/win/svg/clip-path/deep-nested-clip-in-mask-expected.txt
+++ b/third_party/WebKit/LayoutTests/platform/win/svg/clip-path/deep-nested-clip-in-mask-expected.txt
@@ -1,14 +1,14 @@
 layer at (0,0) size 800x600
   LayoutView at (0,0) size 800x600
 layer at (0,0) size 800x600
-  LayoutSVGRoot {svg} at (0,0) size 233x228
+  LayoutSVGRoot {svg} at (0,0) size 800x600
     LayoutSVGHiddenContainer {defs} at (0,0) size 0x0
       LayoutSVGResourceClipper {clipPath} [id="clip1"] [clipPathUnits=objectBoundingBox]
-        LayoutSVGEllipse {circle} at (0,0) size 1x1 [fill={[type=SOLID] [color=#000000]}] [cx=0.00] [cy=0.00] [r=0.50]
-        LayoutSVGEllipse {circle} at (0,0) size 1x2 [fill={[type=SOLID] [color=#000000]}] [cx=0.00] [cy=1.00] [r=0.50]
+        LayoutSVGEllipse {circle} at (-0.50,-0.50) size 1x1 [fill={[type=SOLID] [color=#000000]}] [cx=0.00] [cy=0.00] [r=0.50]
+        LayoutSVGEllipse {circle} at (-0.50,0.50) size 1x1 [fill={[type=SOLID] [color=#000000]}] [cx=0.00] [cy=1.00] [r=0.50]
       LayoutSVGResourceClipper {clipPath} [id="clip2"] [clipPathUnits=objectBoundingBox]
-        LayoutSVGEllipse {circle} at (0,0) size 2x1 [fill={[type=SOLID] [color=#000000]}] [cx=1.00] [cy=0.00] [r=0.50]
-        LayoutSVGEllipse {circle} at (0,0) size 2x2 [fill={[type=SOLID] [color=#000000]}] [cx=1.00] [cy=1.00] [r=0.50]
+        LayoutSVGEllipse {circle} at (0.50,-0.50) size 1x1 [fill={[type=SOLID] [color=#000000]}] [cx=1.00] [cy=0.00] [r=0.50]
+        LayoutSVGEllipse {circle} at (0.50,0.50) size 1x1 [fill={[type=SOLID] [color=#000000]}] [cx=1.00] [cy=1.00] [r=0.50]
       LayoutSVGResourceClipper {clipPath} [id="clip"] [clipPathUnits=objectBoundingBox]
         LayoutSVGRect {rect} at (0,0) size 1x1 [fill={[type=SOLID] [color=#000000]}] [x=0.00] [y=0.00] [width=1.00] [height=1.00]
           [clipPath="clip1"] LayoutSVGResourceClipper {clipPath} at (-0.50,-0.50) size 1x2
@@ -28,8 +28,8 @@ layer at (0,0) size 800x600
       LayoutSVGResourceMasker {mask} [id="mask3"] [maskUnits=objectBoundingBox] [maskContentUnits=objectBoundingBox]
         LayoutSVGRect {rect} at (0,0) size 1x1 [fill={[type=SOLID] [color=#FFFFFF]}] [x=0.00] [y=0.00] [width=1.00] [height=1.00]
           [masker="mask1b"] LayoutSVGResourceMasker {mask} at (0,0) size 1x1
-    LayoutSVGText {text} at (17,211) size 216x17 contains 1 chunk(s)
-      LayoutSVGInlineText {#text} at (0,0) size 216x17
+    LayoutSVGText {text} at (17,211) size 215.97x17 contains 1 chunk(s)
+      LayoutSVGInlineText {#text} at (17,211) size 215.97x17
         chunk 1 (middle anchor) text run 1 at (17.01,225.00) startOffset 0 endOffset 33 width 215.98: "Both shapes should look identical"
     LayoutSVGContainer {g} at (0,0) size 100x100
       [masker="mask1a"] LayoutSVGResourceMasker {mask} at (0,0) size 100x100