Change SVG layout tree output to be more meaningful and consistent

third_party/WebKit/LayoutTests/svg/custom/gradient-stop-corner-cases-expected.txt

Index: third_party/WebKit/LayoutTests/svg/custom/gradient-stop-corner-cases-expected.txt
diff --git a/third_party/WebKit/LayoutTests/svg/custom/gradient-stop-corner-cases-expected.txt b/third_party/WebKit/LayoutTests/svg/custom/gradient-stop-corner-cases-expected.txt
index 8f56a487e3bb29b60185bbd0703d1175f0da04f8..be617752167855a15ba3f0a98239bb202d48daa9 100644
--- a/third_party/WebKit/LayoutTests/svg/custom/gradient-stop-corner-cases-expected.txt
+++ b/third_party/WebKit/LayoutTests/svg/custom/gradient-stop-corner-cases-expected.txt
@@ -2,7 +2,7 @@ layer at (0,0) size 800x600
   LayoutView at (0,0) size 800x600
 layer at (0,0) size 800x600
   LayoutSVGRoot {svg} at (0,0) size 800x600
-    LayoutSVGContainer {g} at (32,15) size 736x469
+    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]
@@ -23,10 +23,10 @@ layer at (0,0) size 800x600
         LayoutSVGGradientStop {stop} [offset=0.50] [color=#FF0000]
         LayoutSVGGradientStop {stop} [offset=0.50] [color=#008000]
         LayoutSVGGradientStop {stop} [offset=1.00] [color=#0000FF]
-      LayoutSVGRect {rect} at (32,15) size 736x53 [stroke={[type=SOLID] [color=#FF0000]}] [fill={[type=LINEAR-GRADIENT] [id="defs1"]}] [x=20.00] [y=10.00] [width=440.00] [height=30.00]
-      LayoutSVGRect {rect} at (33,100) size 734x50 [fill={[type=LINEAR-GRADIENT] [id="defs2"]}] [x=20.00] [y=60.00] [width=440.00] [height=30.00]
-      LayoutSVGRect {rect} at (33,183) size 734x51 [fill={[type=LINEAR-GRADIENT] [id="defs3"]}] [x=20.00] [y=110.00] [width=440.00] [height=30.00]
-      LayoutSVGRect {rect} at (32,265) size 736x53 [stroke={[type=SOLID] [color=#008000]}] [fill={[type=LINEAR-GRADIENT] [id="defs4"]}] [x=20.00] [y=160.00] [width=440.00] [height=30.00]
-      LayoutSVGRect {rect} at (32,349) size 736x52 [stroke={[type=SOLID] [color=#008000]}] [fill={[type=LINEAR-GRADIENT] [id="defs5"]}] [x=20.00] [y=210.00] [width=440.00] [height=30.00]
-      LayoutSVGRect {rect} at (33,433) size 734x51 [fill={[type=LINEAR-GRADIENT] [id="defs6"]}] [x=20.00] [y=260.00] [width=440.00] [height=30.00]
-    LayoutSVGRect {rect} at (0,0) size 800x600 [stroke={[type=SOLID] [color=#000000]}] [x=1.00] [y=1.00] [width=478.00] [height=358.00]
+      LayoutSVGRect {rect} at (20,10) size 440x30 [stroke={[type=SOLID] [color=#FF0000]}] [fill={[type=LINEAR-GRADIENT] [id="defs1"]}] [x=20.00] [y=10.00] [width=440.00] [height=30.00]
+      LayoutSVGRect {rect} at (20,60) size 440x30 [fill={[type=LINEAR-GRADIENT] [id="defs2"]}] [x=20.00] [y=60.00] [width=440.00] [height=30.00]
+      LayoutSVGRect {rect} at (20,110) size 440x30 [fill={[type=LINEAR-GRADIENT] [id="defs3"]}] [x=20.00] [y=110.00] [width=440.00] [height=30.00]
+      LayoutSVGRect {rect} at (20,160) size 440x30 [stroke={[type=SOLID] [color=#008000]}] [fill={[type=LINEAR-GRADIENT] [id="defs4"]}] [x=20.00] [y=160.00] [width=440.00] [height=30.00]
+      LayoutSVGRect {rect} at (20,210) size 440x30 [stroke={[type=SOLID] [color=#008000]}] [fill={[type=LINEAR-GRADIENT] [id="defs5"]}] [x=20.00] [y=210.00] [width=440.00] [height=30.00]
+      LayoutSVGRect {rect} at (20,260) size 440x30 [fill={[type=LINEAR-GRADIENT] [id="defs6"]}] [x=20.00] [y=260.00] [width=440.00] [height=30.00]
+    LayoutSVGRect {rect} at (1,1) size 478x358 [stroke={[type=SOLID] [color=#000000]}] [x=1.00] [y=1.00] [width=478.00] [height=358.00]