Change SVG layout tree output to be more meaningful and consistent

third_party/WebKit/LayoutTests/platform/mac/svg/text/bbox-with-glyph-overflow-zoomed-expected.txt

Index: third_party/WebKit/LayoutTests/platform/mac/svg/text/bbox-with-glyph-overflow-zoomed-expected.txt
diff --git a/third_party/WebKit/LayoutTests/platform/mac/svg/text/bbox-with-glyph-overflow-zoomed-expected.txt b/third_party/WebKit/LayoutTests/platform/mac/svg/text/bbox-with-glyph-overflow-zoomed-expected.txt
index 0dcca2033a8db9e57e16ee0f35de44fe462e0fa5..96abb9a43a6689ea61c267a16e58e53481a3b73a 100644
--- a/third_party/WebKit/LayoutTests/platform/mac/svg/text/bbox-with-glyph-overflow-zoomed-expected.txt
+++ b/third_party/WebKit/LayoutTests/platform/mac/svg/text/bbox-with-glyph-overflow-zoomed-expected.txt
@@ -6,12 +6,12 @@ layer at (0,0) size 800x249
       LayoutText {#text} at (0,0) size 489x33
         text run at (0,0) width 489: "No glyphs should extend outside the rects."
       LayoutBR {BR} at (488,0) size 1x33
-      LayoutSVGRoot {svg} at (45,63) size 154x131
-        LayoutSVGHiddenContainer {defs} at (0,0) size 0x0
-          LayoutSVGPath {path} at (14,47) size 1x1 [fill={[type=SOLID] [color=#000000]}] [data="M 20 20 L 200 20"]
-        LayoutSVGText {text} at (18,9) size 84x14 contains 1 chunk(s)
+      LayoutSVGRoot {svg} at (0,33) size 360x180
+        LayoutSVGHiddenContainer {defs} at (20,20) size 180x0
+          LayoutSVGPath {path} at (20,20) size 180x0 [fill={[type=SOLID] [color=#000000]}] [data="M 20 20 L 200 20"]
+        LayoutSVGText {text} at (18.20,9.45) size 83.52x13.33 contains 1 chunk(s)
           LayoutSVGTextPath {textPath} at (0,0) size 84x14
-            LayoutSVGInlineText {#text} at (0,0) size 84x14
+            LayoutSVGInlineText {#text} at (18.20,9.45) size 83.52x13.33
               chunk 1 text run 1 at (21.67,20.00) startOffset 0 endOffset 1 width 3.33: "f"
               chunk 1 text run 2 at (25.00,20.00) startOffset 1 endOffset 2 width 3.33: "f"
               chunk 1 text run 3 at (28.33,20.00) startOffset 2 endOffset 3 width 3.33: "f"
@@ -37,17 +37,17 @@ layer at (0,0) size 800x249
               chunk 1 text run 23 at (94.98,20.00) startOffset 22 endOffset 23 width 3.33: "f"
               chunk 1 text run 24 at (98.31,20.00) startOffset 23 endOffset 24 width 3.33: "f"
           LayoutSVGInlineText {#text} at (0,0) size 0x0
-        LayoutSVGText {text} at (18,28) size 66x29 contains 1 chunk(s)
-          LayoutSVGInlineText {#text} at (0,10) size 24x14
+        LayoutSVGText {text} at (18.20,28.89) size 65.27x27.22 contains 1 chunk(s)
+          LayoutSVGInlineText {#text} at (18.20,39.45) size 23.52x13.33
             chunk 1 text run 1 at (20.00,50.00) startOffset 0 endOffset 6 width 19.99: "ffffff"
           LayoutSVGTSpan {tspan} at (0,0) size 48x28
-            LayoutSVGInlineText {#text} at (18,0) size 48x28
+            LayoutSVGInlineText {#text} at (36.41,28.89) size 47.06x27.22
               chunk 1 text run 1 at (39.99,50.00) startOffset 0 endOffset 6 width 40.00: "ffffff"
-        LayoutSVGText {text} at (19,61) size 27x20 contains 1 chunk(s)
-          LayoutSVGInlineText {#text} at (0,0) size 26x19
+        LayoutSVGText {text} at (19.80,61.67) size 25.38x18.88 contains 1 chunk(s)
+          LayoutSVGInlineText {#text} at (19.80,61.67) size 25.38x18.88
             chunk 1 text run 1 at (20.00,75.00) startOffset 0 endOffset 5 width 23.16: "'faQ'"
-        LayoutSVGRect {rect} at (45,63) size 154x27 [stroke={[type=SOLID] [color=#008000]}] [fill={[type=SOLID] [color=#00000000]}] [x=18.20] [y=9.45] [width=83.52] [height=13.33]
-        LayoutSVGRect {rect} at (45,98) size 122x52 [stroke={[type=SOLID] [color=#008000]}] [fill={[type=SOLID] [color=#00000000]}] [x=18.20] [y=28.89] [width=65.27] [height=27.22]
-        LayoutSVGRect {rect} at (48,157) size 50x37 [stroke={[type=SOLID] [color=#008000]}] [fill={[type=SOLID] [color=#00000000]}] [x=19.80] [y=61.67] [width=25.38] [height=18.88]
+        LayoutSVGRect {rect} at (18.20,9.45) size 83.52x13.33 [stroke={[type=SOLID] [color=#008000]}] [fill={[type=SOLID] [color=#00000000]}] [x=18.20] [y=9.45] [width=83.52] [height=13.33]
+        LayoutSVGRect {rect} at (18.20,28.89) size 65.27x27.22 [stroke={[type=SOLID] [color=#008000]}] [fill={[type=SOLID] [color=#00000000]}] [x=18.20] [y=28.89] [width=65.27] [height=27.22]
+        LayoutSVGRect {rect} at (19.80,61.67) size 25.38x18.88 [stroke={[type=SOLID] [color=#008000]}] [fill={[type=SOLID] [color=#00000000]}] [x=19.80] [y=61.67] [width=25.38] [height=18.88]
       LayoutText {#text} at (0,0) size 0x0
       LayoutText {#text} at (0,0) size 0x0