Change SVG layout tree output to be more meaningful and consistent

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

Index: third_party/WebKit/LayoutTests/platform/linux/svg/clip-path/deep-nested-clip-in-mask-different-unitTypes-expected.txt
diff --git a/third_party/WebKit/LayoutTests/platform/linux/svg/clip-path/deep-nested-clip-in-mask-different-unitTypes-expected.txt b/third_party/WebKit/LayoutTests/platform/linux/svg/clip-path/deep-nested-clip-in-mask-different-unitTypes-expected.txt
index 93e1e07dc89e97752e032bde92930b81fa7fe2df..a7292bf92c85f969fd8ff7ab5ec081a421ffd588 100644
--- a/third_party/WebKit/LayoutTests/platform/linux/svg/clip-path/deep-nested-clip-in-mask-different-unitTypes-expected.txt
+++ b/third_party/WebKit/LayoutTests/platform/linux/svg/clip-path/deep-nested-clip-in-mask-different-unitTypes-expected.txt
@@ -1,16 +1,16 @@
 layer at (0,0) size 800x600
   LayoutView at (0,0) size 800x600
 layer at (0,0) size 800x600
-  LayoutSVGRoot {svg} at (0,0) size 226x229
+  LayoutSVGRoot {svg} at (0,0) size 800x600
     LayoutSVGHiddenContainer {defs} at (0,0) size 0x0
       LayoutSVGResourceClipper {clipPath} [id="clip0"] [clipPathUnits=userSpaceOnUse]
         LayoutSVGEllipse {circle} at (50,50) size 100x100 [fill={[type=SOLID] [color=#000000]}] [cx=100.00] [cy=100.00] [r=50.00]
       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=userSpaceOnUse]
-        LayoutSVGEllipse {circle} at (0,0) size 2x1 [transform={m=((0.01,0.00)(0.00,0.01)) t=(0.00,0.00)}] [fill={[type=SOLID] [color=#000000]}] [cx=100.00] [cy=0.00] [r=50.00]
-        LayoutSVGRect {rect} at (0,0) size 2x2 [transform={m=((0.01,0.00)(0.00,0.01)) t=(0.00,0.00)}] [fill={[type=SOLID] [color=#000000]}] [x=0.00] [y=0.00] [width=100.00] [height=100.00]
+        LayoutSVGEllipse {circle} at (50,-50) size 100x100 [transform={m=((0.01,0.00)(0.00,0.01)) t=(0.00,0.00)}] [fill={[type=SOLID] [color=#000000]}] [cx=100.00] [cy=0.00] [r=50.00]
+        LayoutSVGRect {rect} at (0,0) size 100x100 [transform={m=((0.01,0.00)(0.00,0.01)) t=(0.00,0.00)}] [fill={[type=SOLID] [color=#000000]}] [x=0.00] [y=0.00] [width=100.00] [height=100.00]
           [clipPath="clip0"] LayoutSVGResourceClipper {clipPath} at (50,50) size 100x100
       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]
@@ -21,8 +21,8 @@ layer at (0,0) size 800x600
         LayoutSVGRect {rect} at (0,0) size 1x1 [fill={[type=SOLID] [color=#FFFFFF]}] [x=0.00] [y=0.00] [width=1.00] [height=1.00]
         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="clip"] LayoutSVGResourceClipper {clipPath} at (0,0) size 1x1
-    LayoutSVGText {text} at (24,210) size 202x19 contains 1 chunk(s)
-      LayoutSVGInlineText {#text} at (0,0) size 201x19
+    LayoutSVGText {text} at (24.50,210) size 201x19 contains 1 chunk(s)
+      LayoutSVGInlineText {#text} at (24.50,210) size 201x19
         chunk 1 (middle anchor) text run 1 at (24.50,225.00) startOffset 0 endOffset 33 width 201.00: "Both shapes should look identical"
     LayoutSVGEllipse {circle} at (0,0) size 100x100 [fill={[type=SOLID] [color=#000000]}] [cx=50.00] [cy=50.00] [r=50.00]
       [masker="mask1"] LayoutSVGResourceMasker {mask} at (0,0) size 100x100