Change SVG layout tree output to be more meaningful and consistent

third_party/WebKit/LayoutTests/platform/mac/svg/W3C-SVG-1.1/pservers-grad-16-b-expected.txt

Index: third_party/WebKit/LayoutTests/platform/mac/svg/W3C-SVG-1.1/pservers-grad-16-b-expected.txt
diff --git a/third_party/WebKit/LayoutTests/platform/mac/svg/W3C-SVG-1.1/pservers-grad-16-b-expected.txt b/third_party/WebKit/LayoutTests/platform/mac/svg/W3C-SVG-1.1/pservers-grad-16-b-expected.txt
index abdfae7cfa2e3296bc5e6aeb9c164022756fdcc7..dbb27d509150070a5a968b98a3103d364a137c14 100644
--- a/third_party/WebKit/LayoutTests/platform/mac/svg/W3C-SVG-1.1/pservers-grad-16-b-expected.txt
+++ b/third_party/WebKit/LayoutTests/platform/mac/svg/W3C-SVG-1.1/pservers-grad-16-b-expected.txt
@@ -2,7 +2,7 @@ layer at (0,0) size 480x360
   LayoutView at (0,0) size 480x360
 layer at (0,0) size 480x360
   LayoutSVGRoot {svg} at (0,0) size 480x360
-    LayoutSVGContainer {g} at (19,9) size 442x281
+    LayoutSVGContainer {g} at (20,10) size 440x280
       LayoutSVGResourceLinearGradient {linearGradient} [id="defs1"] [gradientUnits=objectBoundingBox] [start=(0,0)] [end=(1,0)]
       LayoutSVGResourceLinearGradient {linearGradient} [id="defs2"] [gradientUnits=objectBoundingBox] [start=(0,0)] [end=(1,0)]
         LayoutSVGGradientStop {stop} [offset=1.00] [color=#000000]
@@ -11,10 +11,10 @@ layer at (0,0) size 480x360
         LayoutSVGGradientStop {stop} [offset=0.25] [color=#FF0000]
         LayoutSVGGradientStop {stop} [offset=0.50] [color=#008000]
         LayoutSVGGradientStop {stop} [offset=0.10] [color=#0000FF]
-      LayoutSVGRect {rect} at (19,9) size 442x82 [stroke={[type=SOLID] [color=#FF0000]}] [fill={[type=LINEAR-GRADIENT] [id="defs1"]}] [x=20.00] [y=10.00] [width=440.00] [height=80.00]
+      LayoutSVGRect {rect} at (20,10) size 440x80 [stroke={[type=SOLID] [color=#FF0000]}] [fill={[type=LINEAR-GRADIENT] [id="defs1"]}] [x=20.00] [y=10.00] [width=440.00] [height=80.00]
       LayoutSVGRect {rect} at (20,110) size 440x80 [fill={[type=LINEAR-GRADIENT] [id="defs2"]}] [x=20.00] [y=110.00] [width=440.00] [height=80.00]
       LayoutSVGRect {rect} at (20,210) size 440x80 [fill={[type=LINEAR-GRADIENT] [id="defs3"]}] [x=20.00] [y=210.00] [width=440.00] [height=80.00]
-    LayoutSVGText {text} at (10,304) size 264x46 contains 1 chunk(s)
-      LayoutSVGInlineText {#text} at (0,0) size 264x46
+    LayoutSVGText {text} at (10,304) size 263.33x46 contains 1 chunk(s)
+      LayoutSVGInlineText {#text} at (10,304) size 263.33x46
         chunk 1 text run 1 at (10.00,340.00) startOffset 0 endOffset 16 width 263.34: "$Revision: 1.3 $"
-    LayoutSVGRect {rect} at (0,0) size 480x360 [stroke={[type=SOLID] [color=#000000]}] [x=1.00] [y=1.00] [width=478.00] [height=358.00]
+    LayoutSVGRect {rect} at (1,1) size 478x358 [stroke={[type=SOLID] [color=#000000]}] [x=1.00] [y=1.00] [width=478.00] [height=358.00]