[CSS Shapes] Serialize circle/ellipse positions

LayoutTests/animations/interpolation/shape-outside-expected.txt

Index: LayoutTests/animations/interpolation/shape-outside-expected.txt
diff --git a/LayoutTests/animations/interpolation/shape-outside-expected.txt b/LayoutTests/animations/interpolation/shape-outside-expected.txt
index cb2a3e191355416c2aa8bf4e8e7eac5feb3fd0ca..f848617edeae6207a4026eb7ca9ab13bd8a3620a 100644
--- a/LayoutTests/animations/interpolation/shape-outside-expected.txt
+++ b/LayoutTests/animations/interpolation/shape-outside-expected.txt
@@ -41,6 +41,6 @@ PASS: shape-outside from [none] to [ellipse(100% 100% at 0% 0%)] was [ellipse(10
 PASS: shape-outside from [none] to [ellipse(100% 100% at 0% 0%)] was [ellipse(100% 100% at 0% 0%)] at 1
 PASS: shape-outside from [none] to [ellipse(100% 100% at 0% 0%)] was [ellipse(100% 100% at 0% 0%)] at 1.5
 PASS: shape-outside from [circle(20% at right 10% bottom 20px)] to [circle(30% at right 20% bottom 30px)] was [circle(20% at right 10% bottom 20px)] at 0
-FAIL: shape-outside from [circle(20% at right 10% bottom 20px)] to [circle(30% at right 20% bottom 30px)] was [circle(25% at calc(((100% - 10%) * 0.5) + ((100% - 20%) * 0.5)) calc(((100% - 20px) * 0.5) + ((100% - 30px) * 0.5)))] at 0.5, expected [circle(25% at right 15% bottom 25px)]
+FAIL: shape-outside from [circle(20% at right 10% bottom 20px)] to [circle(30% at right 20% bottom 30px)] was [circle(25% at calc(((100% - 10%) * 0.5) + ((100% - 20%) * 0.5)) calc(((100% - 20px) * 0.5) + ((100% - 30px) * 0.5)))] at 0.5, expected [circle(25% at right 15% bottom 25px)] (parsed as [circle(25% at left 85% bottom 25px)])

[Bear Travis, 2014/03/10 22:56:47]

I think this test needs to be adjusted (though it would still fail). The
expected circle would be:
circle(25% at left 85% bottom 25px)
And I hope that would remove the extra text for this text.

Is it possible to make such an adjustment?

 PASS: shape-outside from [circle(20% at right 10% bottom 20px)] to [circle(30% at right 20% bottom 30px)] was [circle(30% at right 20% bottom 30px)] at 1