Change SVG layout tree output to be more meaningful and consistent

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

Index: third_party/WebKit/LayoutTests/platform/linux/svg/custom/image-small-width-height-expected.txt
diff --git a/third_party/WebKit/LayoutTests/platform/linux/svg/custom/image-small-width-height-expected.txt b/third_party/WebKit/LayoutTests/platform/linux/svg/custom/image-small-width-height-expected.txt
index e1fdf2c991e7546011d2b9dd53681f3136db1914..e63c36b95a90ea8da5af3a1c8167142c1c52449c 100644
--- a/third_party/WebKit/LayoutTests/platform/linux/svg/custom/image-small-width-height-expected.txt
+++ b/third_party/WebKit/LayoutTests/platform/linux/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 562x406
-    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 (120,225) size 506x200 [transform={m=((1.00,0.00)(0.00,1.00)) t=(10.00,120.00)}]
-      LayoutSVGText {text} at (0,-8) size 253x101 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,-7.50) size 253x100 [transform={m=((1.00,0.00)(0.00,1.00)) t=(10.00,120.00)}]
+      LayoutSVGText {text} at (0,-7.50) size 253x100 contains 1 chunk(s)
         LayoutSVGTSpan {tspan} at (0,0) size 226x10
-          LayoutSVGInlineText {#text} at (0,0) size 226x10
+          LayoutSVGInlineText {#text} at (0,-7.50) size 225.50x10
             chunk 1 text run 1 at (0.00,0.00) startOffset 0 endOffset 41 width 225.50: "For this test case to be successful, both"
-        LayoutSVGInlineText {#text} at (225,0) size 6x10
+        LayoutSVGInlineText {#text} at (225.50,-7.50) size 5.50x10
           chunk 1 text run 1 at (225.50,0.00) startOffset 0 endOffset 1 width 5.50: " "
         LayoutSVGTSpan {tspan} at (0,0) size 253x10
-          LayoutSVGInlineText {#text} at (0,15) size 253x10
+          LayoutSVGInlineText {#text} at (0,7.50) size 253x10
             chunk 1 text run 1 at (0.00,15.00) startOffset 0 endOffset 46 width 253.00: "square must include the same image. In Safari "
         LayoutSVGInlineText {#text} at (0,0) size 0x0
         LayoutSVGTSpan {tspan} at (0,0) size 182x10
-          LayoutSVGInlineText {#text} at (0,30) size 61x10
+          LayoutSVGInlineText {#text} at (0,22.50) size 60.50x10
             chunk 1 text run 1 at (0.00,30.00) startOffset 0 endOffset 11 width 60.50: "Beta 3, an "
-          LayoutSVGInlineText {#cdata-section} at (60,30) size 39x10
+          LayoutSVGInlineText {#cdata-section} at (60.50,22.50) size 38.50x10
             chunk 1 text run 1 at (60.50,30.00) startOffset 0 endOffset 7 width 38.50: "<image>"
-          LayoutSVGInlineText {#text} at (99,30) size 83x10
+          LayoutSVGInlineText {#text} at (99,22.50) size 82.50x10
             chunk 1 text run 1 at (99.00,30.00) startOffset 0 endOffset 15 width 82.50: " tag with width"
-        LayoutSVGInlineText {#text} at (181,30) size 6x10
+        LayoutSVGInlineText {#text} at (181.50,22.50) size 5.50x10
           chunk 1 text run 1 at (181.50,30.00) startOffset 0 endOffset 1 width 5.50: " "
         LayoutSVGTSpan {tspan} at (0,0) size 248x10
-          LayoutSVGInlineText {#text} at (0,45) size 248x10
+          LayoutSVGInlineText {#text} at (0,37.50) size 247.50x10
             chunk 1 text run 1 at (0.00,45.00) startOffset 0 endOffset 45 width 247.50: "or height less than one fails to paint image."
-        LayoutSVGInlineText {#text} at (247,45) size 6x10
+        LayoutSVGInlineText {#text} at (247.50,37.50) size 5.50x10
           chunk 1 text run 1 at (247.50,45.00) startOffset 0 endOffset 1 width 5.50: " "
         LayoutSVGTSpan {tspan} at (0,0) size 176x10
-          LayoutSVGInlineText {#text} at (0,60) size 22x10
+          LayoutSVGInlineText {#text} at (0,52.50) size 22x10
             chunk 1 text run 1 at (0.00,60.00) startOffset 0 endOffset 4 width 22.00: "The "
-          LayoutSVGInlineText {#cdata-section} at (22,60) size 39x10
+          LayoutSVGInlineText {#cdata-section} at (22,52.50) size 38.50x10
             chunk 1 text run 1 at (22.00,60.00) startOffset 0 endOffset 7 width 38.50: "<image>"
-          LayoutSVGInlineText {#text} at (60,60) size 116x10
+          LayoutSVGInlineText {#text} at (60.50,52.50) size 115.50x10
             chunk 1 text run 1 at (60.50,60.00) startOffset 0 endOffset 21 width 115.50: " tag on the right has"
-        LayoutSVGInlineText {#text} at (176,60) size 6x10
+        LayoutSVGInlineText {#text} at (176,52.50) size 5.50x10
           chunk 1 text run 1 at (176.00,60.00) startOffset 0 endOffset 1 width 5.50: " "
         LayoutSVGTSpan {tspan} at (0,0) size 143x10
-          LayoutSVGInlineText {#text} at (0,75) size 143x10
+          LayoutSVGInlineText {#text} at (0,67.50) size 143x10
             chunk 1 text run 1 at (0.00,75.00) startOffset 0 endOffset 26 width 143.00: "a width and height of 0.5."
-        LayoutSVGInlineText {#text} at (143,75) size 6x10
+        LayoutSVGInlineText {#text} at (143,67.50) size 5.50x10
           chunk 1 text run 1 at (143.00,75.00) startOffset 0 endOffset 1 width 5.50: " "
         LayoutSVGTSpan {tspan} at (0,0) size 50x10
-          LayoutSVGInlineText {#text} at (0,90) size 50x10
+          LayoutSVGInlineText {#text} at (0,82.50) size 49.50x10
             chunk 1 text run 1 at (0.00,90.00) startOffset 0 endOffset 9 width 49.50: "Bug 14241"
         LayoutSVGInlineText {#text} at (0,0) size 0x0