Change SVG layout tree output to be more meaningful and consistent

third_party/WebKit/LayoutTests/platform/mac/svg/custom/image-small-width-height-expected.txt

Index: third_party/WebKit/LayoutTests/platform/mac/svg/custom/image-small-width-height-expected.txt
diff --git a/third_party/WebKit/LayoutTests/platform/mac/svg/custom/image-small-width-height-expected.txt b/third_party/WebKit/LayoutTests/platform/mac/svg/custom/image-small-width-height-expected.txt
index e6c21687a901dbe164a9819c4767b7345832bdee..37e23f86deb33cf91b6885557ddfcc285dd6804f 100644
--- a/third_party/WebKit/LayoutTests/platform/mac/svg/custom/image-small-width-height-expected.txt
+++ b/third_party/WebKit/LayoutTests/platform/mac/svg/custom/image-small-width-height-expected.txt
@@ -1,53 +1,53 @@
 layer at (0,0) size 800x600
   LayoutView at (0,0) size 800x600
 layer at (0,0) size 800x600
-  LayoutSVGRoot {svg} at (119,19) size 562x405
-    LayoutSVGContainer {g} at (119,19) size 202x202 [transform={m=((1.00,0.00)(0.00,1.00)) t=(10.00,10.00)}]
-      LayoutSVGRect {rect} at (119,19) size 202x202 [stroke={[type=SOLID] [color=#000000]}] [fill={[type=SOLID] [color=#0000FF]}] [x=0.00] [y=0.00] [width=100.00] [height=100.00]
-      LayoutSVGImage {image} at (120,20) size 200x200
-    LayoutSVGContainer {g} at (479,19) size 202x202 [transform={m=((200.00,0.00)(0.00,200.00)) t=(190.00,10.00)}]
-      LayoutSVGRect {rect} at (479,19) size 202x202 [stroke={[type=SOLID] [color=#000000] [stroke width=0.00]}] [fill={[type=SOLID] [color=#0000FF]}] [x=0.00] [y=0.00] [width=0.50] [height=0.50]
-      LayoutSVGImage {image} at (480,20) size 200x200
-    LayoutSVGContainer {g} at (120,223) size 497x201 [transform={m=((1.00,0.00)(0.00,1.00)) t=(10.00,120.00)}]
-      LayoutSVGText {text} at (0,-9) size 249x101 contains 1 chunk(s)
+  LayoutSVGRoot {svg} at (0,0) size 800x600
+    LayoutSVGContainer {g} at (0,0) size 100x100 [transform={m=((1.00,0.00)(0.00,1.00)) t=(10.00,10.00)}]
+      LayoutSVGRect {rect} at (0,0) size 100x100 [stroke={[type=SOLID] [color=#000000]}] [fill={[type=SOLID] [color=#0000FF]}] [x=0.00] [y=0.00] [width=100.00] [height=100.00]
+      LayoutSVGImage {image} at (0,0) size 100x100
+    LayoutSVGContainer {g} at (0,0) size 0.50x0.50 [transform={m=((200.00,0.00)(0.00,200.00)) t=(190.00,10.00)}]
+      LayoutSVGRect {rect} at (0,0) size 0.50x0.50 [stroke={[type=SOLID] [color=#000000] [stroke width=0.00]}] [fill={[type=SOLID] [color=#0000FF]}] [x=0.00] [y=0.00] [width=0.50] [height=0.50]
+      LayoutSVGImage {image} at (0,0) size 0.50x0.50
+    LayoutSVGContainer {g} at (0,-8.50) size 248.44x100.50 [transform={m=((1.00,0.00)(0.00,1.00)) t=(10.00,120.00)}]
+      LayoutSVGText {text} at (0,-8.50) size 248.44x100.50 contains 1 chunk(s)
         LayoutSVGTSpan {tspan} at (0,0) size 222x11
-          LayoutSVGInlineText {#text} at (0,0) size 222x11
+          LayoutSVGInlineText {#text} at (0,-8.50) size 221.42x10.50
             chunk 1 text run 1 at (0.00,0.00) startOffset 0 endOffset 41 width 221.44: "For this test case to be successful, both"
-        LayoutSVGInlineText {#text} at (221,0) size 6x11
+        LayoutSVGInlineText {#text} at (221.42,-8.50) size 5.39x10.50
           chunk 1 text run 1 at (221.44,0.00) startOffset 0 endOffset 1 width 5.40: " "
         LayoutSVGTSpan {tspan} at (0,0) size 249x11
-          LayoutSVGInlineText {#text} at (0,15) size 249x11
+          LayoutSVGInlineText {#text} at (0,6.50) size 248.44x10.50
             chunk 1 text run 1 at (0.00,15.00) startOffset 0 endOffset 46 width 248.44: "square must include the same image. In Safari "
         LayoutSVGInlineText {#text} at (0,0) size 0x0
         LayoutSVGTSpan {tspan} at (0,0) size 179x11
-          LayoutSVGInlineText {#text} at (0,30) size 60x11
+          LayoutSVGInlineText {#text} at (0,21.50) size 59.41x10.50
             chunk 1 text run 1 at (0.00,30.00) startOffset 0 endOffset 11 width 59.41: "Beta 3, an "
-          LayoutSVGInlineText {#cdata-section} at (59,30) size 38x11
+          LayoutSVGInlineText {#cdata-section} at (59.41,21.50) size 37.80x10.50
             chunk 1 text run 1 at (59.41,30.00) startOffset 0 endOffset 7 width 37.81: "<image>"
-          LayoutSVGInlineText {#text} at (97,30) size 81x11
+          LayoutSVGInlineText {#text} at (97.20,21.50) size 81x10.50
             chunk 1 text run 1 at (97.22,30.00) startOffset 0 endOffset 15 width 81.01: " tag with width"
-        LayoutSVGInlineText {#text} at (178,30) size 6x11
+        LayoutSVGInlineText {#text} at (178.22,21.50) size 5.39x10.50
           chunk 1 text run 1 at (178.23,30.00) startOffset 0 endOffset 1 width 5.40: " "
         LayoutSVGTSpan {tspan} at (0,0) size 244x11
-          LayoutSVGInlineText {#text} at (0,45) size 244x11
+          LayoutSVGInlineText {#text} at (0,36.50) size 243.03x10.50
             chunk 1 text run 1 at (0.00,45.00) startOffset 0 endOffset 45 width 243.04: "or height less than one fails to paint image."
-        LayoutSVGInlineText {#text} at (243,45) size 6x11
+        LayoutSVGInlineText {#text} at (243.03,36.50) size 5.39x10.50
           chunk 1 text run 1 at (243.04,45.00) startOffset 0 endOffset 1 width 5.40: " "
         LayoutSVGTSpan {tspan} at (0,0) size 173x11
-          LayoutSVGInlineText {#text} at (0,60) size 22x11
+          LayoutSVGInlineText {#text} at (0,51.50) size 21.59x10.50
             chunk 1 text run 1 at (0.00,60.00) startOffset 0 endOffset 4 width 21.60: "The "
-          LayoutSVGInlineText {#cdata-section} at (21,60) size 38x11
+          LayoutSVGInlineText {#cdata-section} at (21.59,51.50) size 37.80x10.50
             chunk 1 text run 1 at (21.60,60.00) startOffset 0 endOffset 7 width 37.81: "<image>"
-          LayoutSVGInlineText {#text} at (59,60) size 114x11
+          LayoutSVGInlineText {#text} at (59.41,51.50) size 113.41x10.50
             chunk 1 text run 1 at (59.41,60.00) startOffset 0 endOffset 21 width 113.42: " tag on the right has"
-        LayoutSVGInlineText {#text} at (172,60) size 6x11
+        LayoutSVGInlineText {#text} at (172.83,51.50) size 5.39x10.50
           chunk 1 text run 1 at (172.83,60.00) startOffset 0 endOffset 1 width 5.40: " "
         LayoutSVGTSpan {tspan} at (0,0) size 141x11
-          LayoutSVGInlineText {#text} at (0,75) size 141x11
+          LayoutSVGInlineText {#text} at (0,66.50) size 140.42x10.50
             chunk 1 text run 1 at (0.00,75.00) startOffset 0 endOffset 26 width 140.42: "a width and height of 0.5."
-        LayoutSVGInlineText {#text} at (140,75) size 6x11
+        LayoutSVGInlineText {#text} at (140.42,66.50) size 5.39x10.50
           chunk 1 text run 1 at (140.42,75.00) startOffset 0 endOffset 1 width 5.40: " "
         LayoutSVGTSpan {tspan} at (0,0) size 49x11
-          LayoutSVGInlineText {#text} at (0,90) size 49x11
+          LayoutSVGInlineText {#text} at (0,81.50) size 48.59x10.50
             chunk 1 text run 1 at (0.00,90.00) startOffset 0 endOffset 9 width 48.61: "Bug 14241"
         LayoutSVGInlineText {#text} at (0,0) size 0x0