Change SVG layout tree output to be more meaningful and consistent

third_party/WebKit/LayoutTests/platform/linux/svg/W3C-SVG-1.1/pservers-grad-08-b-expected.txt

Index: third_party/WebKit/LayoutTests/platform/linux/svg/W3C-SVG-1.1/pservers-grad-08-b-expected.txt
diff --git a/third_party/WebKit/LayoutTests/platform/linux/svg/W3C-SVG-1.1/pservers-grad-08-b-expected.txt b/third_party/WebKit/LayoutTests/platform/linux/svg/W3C-SVG-1.1/pservers-grad-08-b-expected.txt
index e048f6235800e54e8365bd1c0d7abb033176f240..2442610c04dcc7717b38533db443f45df92b81a1 100644
--- a/third_party/WebKit/LayoutTests/platform/linux/svg/W3C-SVG-1.1/pservers-grad-08-b-expected.txt
+++ b/third_party/WebKit/LayoutTests/platform/linux/svg/W3C-SVG-1.1/pservers-grad-08-b-expected.txt
@@ -3,23 +3,23 @@ layer at (0,0) size 480x360
 layer at (0,0) size 480x360
   LayoutSVGRoot {svg} at (0,0) size 480x360
     LayoutSVGHiddenContainer {defs} at (0,0) size 0x0
-    LayoutSVGContainer {g} at (17,14) size 426x251 [transform={m=((1.00,0.00)(0.00,1.50)) t=(0.00,0.00)}]
+    LayoutSVGContainer {g} at (20,9.61) size 422.81x163.73 [transform={m=((1.00,0.00)(0.00,1.50)) t=(0.00,0.00)}]
       LayoutSVGResourceLinearGradient {linearGradient} [id="Gradient"] [gradientUnits=userSpaceOnUse] [start=(10,10)] [end=(440,10)]
         LayoutSVGGradientStop {stop} [offset=0.00] [color=#0000FF]
         LayoutSVGGradientStop {stop} [offset=1.00] [color=#FF0000]
-      LayoutSVGText {text} at (20,9) size 423x78 contains 1 chunk(s)
-        LayoutSVGInlineText {#text} at (0,0) size 423x77
+      LayoutSVGText {text} at (20,9.61) size 422.81x76.88 contains 1 chunk(s)
+        LayoutSVGInlineText {#text} at (20,9.61) size 422.81x76.88
           chunk 1 text run 1 at (20.00,70.00) startOffset 0 endOffset 16 width 422.83: "Gradient on fill"
-      LayoutSVGText {text} at (20,110) size 403x64 contains 1 chunk(s)
-        LayoutSVGInlineText {#text} at (0,0) size 403x63
+      LayoutSVGText {text} at (20,110.59) size 402.42x62.75 contains 1 chunk(s)
+        LayoutSVGInlineText {#text} at (20,110.59) size 402.42x62.75
           chunk 1 text run 1 at (20.00,160.00) startOffset 0 endOffset 18 width 402.43: "Gradient on stroke"
     LayoutSVGText {text} at (40,118) size 336x34 contains 1 chunk(s)
-      LayoutSVGInlineText {#text} at (0,0) size 336x34
+      LayoutSVGInlineText {#text} at (40,118) size 336x34
         chunk 1 text run 1 at (40.00,145.00) startOffset 0 endOffset 30 width 335.00: "Linear gradient on filled text"
     LayoutSVGText {text} at (30,253) size 381x34 contains 1 chunk(s)
-      LayoutSVGInlineText {#text} at (0,0) size 381x34
+      LayoutSVGInlineText {#text} at (30,253) size 381x34
         chunk 1 text run 1 at (30.00,280.00) startOffset 0 endOffset 33 width 380.00: "Linear gradient on stroke of text"
     LayoutSVGText {text} at (10,295) size 325x57 contains 1 chunk(s)
-      LayoutSVGInlineText {#text} at (0,0) size 325x57
+      LayoutSVGInlineText {#text} at (10,295) size 325x57
         chunk 1 text run 1 at (10.00,340.00) startOffset 0 endOffset 16 width 325.00: "$Revision: 1.7 $"
-    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]