Rewrite LayoutTest svg/wicd/rightsizing-grid as a reftest

third_party/WebKit/LayoutTests/svg/wicd/sizing-flakiness-expected.txt

Index: third_party/WebKit/LayoutTests/svg/wicd/sizing-flakiness-expected.txt
diff --git a/third_party/WebKit/LayoutTests/svg/wicd/sizing-flakiness-expected.txt b/third_party/WebKit/LayoutTests/svg/wicd/sizing-flakiness-expected.txt
deleted file mode 100644
index 1ace5dd80c95c339c253e89f34be8a83374dab2d..0000000000000000000000000000000000000000
--- a/third_party/WebKit/LayoutTests/svg/wicd/sizing-flakiness-expected.txt
+++ /dev/null
@@ -1,20 +0,0 @@
-layer at (0,0) size 800x600
-  LayoutView at (0,0) size 800x600
-layer at (0,0) size 800x410
-  LayoutBlockFlow {HTML} at (0,0) size 800x410
-    LayoutBlockFlow {BODY} at (8,8) size 784x0
-      LayoutBlockFlow (floating) {DIV} at (0,0) size 402x402 [border: (1px solid #FF0000)]
-layer at (9,9) size 200x67
-  LayoutEmbeddedObject (floating) {OBJECT} at (1,1) size 200x66.66
-    layer at (0,0) size 200x67
-      LayoutView at (0,0) size 200x67
-    layer at (0,0) size 200x67
-      LayoutSVGRoot {svg} at (0,0) size 200x67
-        LayoutSVGHiddenContainer {defs} at (0,0) size 0x0
-          LayoutSVGResourceLinearGradient {linearGradient} [id="surface"] [gradientUnits=objectBoundingBox] [start=(1,0)] [end=(1,1)]
-            LayoutSVGGradientStop {stop} [offset=0.00] [color=#FFFFFF]
-            LayoutSVGGradientStop {stop} [offset=1.00] [color=#FFEEAA]
-        LayoutSVGRect {rect} at (0,0) size 200x67 [stroke={[type=SOLID] [color=#FFCC33] [stroke width=2.00]}] [fill={[type=LINEAR-GRADIENT] [id="surface"]}] [x=1.00] [y=1.00] [width=118.00] [height=38.00]
-        LayoutSVGText {text} at (54,9) size 12x23 contains 1 chunk(s)
-          LayoutSVGInlineText {#text} at (0,0) size 12x23
-            chunk 1 (middle anchor) text run 1 at (54.44,27.00) startOffset 0 endOffset 1 width 11.12: "F"