Bug 1251431, part 3 - Reftest for mask and clipPath applied to the same element. r=Bas

layout/reftests/svg/mask-and-clipPath-2.svg

@@ -0,0 +1,21 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
+<svg xmlns="http://www.w3.org/2000/svg"
+     xmlns:xlink="http://www.w3.org/1999/xlink">
+  <defs>
+    <polygon id="p" points="0.25,0 0.75,0 0.75,1 0.25,1"/>
+    <clipPath id="cp" clipPathUnits="objectBoundingBox">
+      <use xlink:href="#p"/>
+    </clipPath>
+    <mask id="m" maskContentUnits="objectBoundingBox">
+      <rect x="0" y="0.25" width="1" height="0.5" fill="white"/>
+    </mask>
+  </defs>
+  <rect width="100%" height="100%" fill="lime"/>
+  <rect x="101" y="101" width="198" height="198" fill="red"/>
+  <rect width="400" height="400" fill="lime" mask="url(#m)" clip-path="url(#cp)"
+        x="-400" y="-400" transform="translate(400,400)"/>
+</svg>
+

layout/reftests/svg/reftest.list

@@ -220,6 +220,7 @@ fuzzy-if(skiaContent,1,5) pref(svg.marker-improvements.enabled,true) == marker-o
 == mask-transformed-child-01.svg mask-transformed-child-01-ref.svg
 # fuzzy because of the differences between clipPath and mask clipping
 fuzzy(27,28) == mask-and-clipPath.html mask-and-clipPath-ref.html
+== mask-and-clipPath-2.svg pass.svg
 pref(layout.css.masking.enabled,true) fuzzy-if(d2d||skiaContent,1,6400) == mask-type-01.svg mask-type-01-ref.svg
 pref(layout.css.masking.enabled,true) fuzzy-if(d2d||skiaContent,1,6400) == mask-type-02.svg mask-type-01-ref.svg
 pref(layout.css.masking.enabled,true) fuzzy-if(d2d||skiaContent,1,6400) == mask-type-03.svg mask-type-01-ref.svg