import FIREFOX_52_6_0esr_RELEASE from mozilla-esr52 hg repo

layout/reftests/svg/smil/style/anim-css-fillopacity-2-paced.svg

@@ -0,0 +1,18 @@
+<svg xmlns="http://www.w3.org/2000/svg"
+     xmlns:xlink="http://www.w3.org/1999/xlink"
+     class="reftest-wait"
+     onload="go()">
+  <style>
+    rect { fill: blue; stroke: black; }
+  </style>
+  <script xlink:href="../smil-grid.js" type="text/javascript"/>
+  <script xlink:href="../smil-util.js" type="text/javascript"/>
+  <script>
+    function go() {
+      var animAttrHash = { "attributeName" : "fill-opacity",
+                           "calcMode"      : "paced",
+                           "values"        : "0.6;0.1;0.95;0.3" };
+      testAnimatedRectGrid("animate", [animAttrHash]);
+    }
+  </script>
+</svg>