Change SVG layout tree output to be more meaningful and consistent

third_party/WebKit/LayoutTests/platform/linux/svg/text/text-with-geometric-precision-expected.txt

Index: third_party/WebKit/LayoutTests/platform/linux/svg/text/text-with-geometric-precision-expected.txt
diff --git a/third_party/WebKit/LayoutTests/platform/linux/svg/text/text-with-geometric-precision-expected.txt b/third_party/WebKit/LayoutTests/platform/linux/svg/text/text-with-geometric-precision-expected.txt
index 6eecc00b7354505c96b9d881c7849e6cfcaaf286..33e57c86a8e49662f8fb8c37a92b0a6d456652cc 100644
--- a/third_party/WebKit/LayoutTests/platform/linux/svg/text/text-with-geometric-precision-expected.txt
+++ b/third_party/WebKit/LayoutTests/platform/linux/svg/text/text-with-geometric-precision-expected.txt
@@ -1,26 +1,26 @@
 layer at (0,0) size 800x600
   LayoutView at (0,0) size 800x600
 layer at (0,0) size 800x600
-  LayoutSVGRoot {svg} at (19,5) size 288x119
-    LayoutSVGText {text} at (0,-15) size 287x19 contains 1 chunk(s)
-      LayoutSVGInlineText {#text} at (0,0) size 287x19
+  LayoutSVGRoot {svg} at (0,0) size 800x600
+    LayoutSVGText {text} at (0,-15) size 287x19 [transform={m=((1.00,0.00)(0.00,1.00)) t=(20.00,20.00)}] contains 1 chunk(s)
+      LayoutSVGInlineText {#text} at (0,-15) size 287x19
         chunk 1 text run 1 at (0.00,0.00) startOffset 0 endOffset 49 width 287.00: "\"super\" in the following text should be rendered."
-    LayoutSVGText {text} at (-1,-25) size 101x39 contains 1 chunk(s)
+    LayoutSVGText {text} at (-1,-24.50) size 101x38 [transform={m=((1.00,0.00)(0.00,1.00)) t=(20.00,70.00)}] contains 1 chunk(s)
       LayoutSVGTSpan {tspan} at (0,0) size 47x20
-        LayoutSVGInlineText {#text} at (0,9) size 47x19
+        LayoutSVGInlineText {#text} at (-1,-15) size 47x19
           chunk 1 text run 1 at (0.00,0.00) startOffset 0 endOffset 6 width 46.00: "Normal"
       LayoutSVGTSpan {tspan} at (0,0) size 33x19
-        LayoutSVGInlineText {#text} at (47,0) size 33x19
+        LayoutSVGInlineText {#text} at (46,-24.50) size 33x19
           chunk 1 text run 1 at (46.00,-9.50) startOffset 0 endOffset 5 width 33.00: "super"
       LayoutSVGTSpan {tspan} at (0,0) size 21x19
-        LayoutSVGInlineText {#text} at (80,19) size 21x19
+        LayoutSVGInlineText {#text} at (79,-5.50) size 21x19
           chunk 1 text run 1 at (79.00,9.50) startOffset 0 endOffset 3 width 21.00: "sub"
       LayoutSVGInlineText {#text} at (0,0) size 0x0
-    LayoutSVGText {text} at (-1,-16) size 80x20 contains 1 chunk(s)
+    LayoutSVGText {text} at (-1,-15.80) size 80x19.80 [transform={m=((1.00,0.00)(0.00,1.00)) t=(20.00,120.00)}] contains 1 chunk(s)
       LayoutSVGTSpan {tspan} at (0,0) size 47x20
-        LayoutSVGInlineText {#text} at (0,0) size 47x19
+        LayoutSVGInlineText {#text} at (-1,-15) size 47x19
           chunk 1 text run 1 at (0.00,0.00) startOffset 0 endOffset 6 width 46.00: "Normal"
       LayoutSVGTSpan {tspan} at (0,0) size 33x19
-        LayoutSVGInlineText {#text} at (47,0) size 33x19
+        LayoutSVGInlineText {#text} at (46,-15.80) size 33x19
           chunk 1 text run 1 at (46.00,-0.80) startOffset 0 endOffset 5 width 33.00: "super"
       LayoutSVGInlineText {#text} at (0,0) size 0x0