Import CSSWG Shapes tests

LayoutTests/imported/csswg-test/css-shapes-1/shape-outside/supported-shapes/support/rounded-rectangle.js

Index: LayoutTests/imported/csswg-test/css-shapes-1/shape-outside/supported-shapes/support/rounded-rectangle.js
diff --git a/LayoutTests/fast/shapes/resources/rounded-rectangle.js b/LayoutTests/imported/csswg-test/css-shapes-1/shape-outside/supported-shapes/support/rounded-rectangle.js
similarity index 85%
copy from LayoutTests/fast/shapes/resources/rounded-rectangle.js
copy to LayoutTests/imported/csswg-test/css-shapes-1/shape-outside/supported-shapes/support/rounded-rectangle.js
index c9f4e9e947f420d7df7ab94761603ea6cc3eb52e..3e624322a43397e542444819f7b4ecccd939bd02 100644
--- a/LayoutTests/fast/shapes/resources/rounded-rectangle.js
+++ b/LayoutTests/imported/csswg-test/css-shapes-1/shape-outside/supported-shapes/support/rounded-rectangle.js
@@ -35,12 +35,6 @@ function scanConvertRoundedRectangleOutside(r, height, lineHeight, corner)
     return intervals;
 }
 
-function genLeftRightRoundedRectFloatShapeOutsideRefTest(args)
-{
-    genLeftRoundedRectFloatShapeOutsideRefTest(args);
-    genRightRoundedRectFloatShapeOutsideRefTest(args);
-}
-
 function genLeftRoundedRectFloatShapeOutsideRefTest(args)
 {
     var leftRoundedRect = args.roundedRect;
@@ -51,6 +45,18 @@ function genLeftRoundedRectFloatShapeOutsideRefTest(args)
         return '<div class="' + cls + '" style="width:' + width + 'px"></div>';
     });
     document.getElementById("left-" + args.insertElementIdSuffix).insertAdjacentHTML('afterend', leftFloatDivs.join("\n"));
+    return leftFloatDivs;
+}
+
+function getRoundedRectLeftEdge(args)
+{
+    var leftRoundedRect = args.roundedRect;
+    var leftRoundedRectIntervals = scanConvertRoundedRectangleOutside(leftRoundedRect, args.containerHeight, args.lineHeight, args.corner);
+    var leftSidePoints = leftRoundedRectIntervals.map(function(interval) {
+        var width = SubPixelLayout.snapToLayoutUnit(interval.right);
+        return width;
+    });
+    return leftSidePoints;
 }
 
 function genRightRoundedRectFloatShapeOutsideRefTest(args)
@@ -64,4 +70,4 @@ function genRightRoundedRectFloatShapeOutsideRefTest(args)
         return '<div class="' + cls + '" style="width:' + width + 'px"></div>';
     });
     document.getElementById("right-" + args.insertElementIdSuffix).insertAdjacentHTML('afterend', rightFloatDivs.join("\n"));
-}
+}