Bug 935902 - Fix access to filter standard attributes for gaussian blur and component transfer. r=jwatt

dom/webidl/SVGFEComponentTransferElement.webidl

@@ -13,3 +13,5 @@
 interface SVGFEComponentTransferElement : SVGElement {
   readonly attribute SVGAnimatedString in1;
 };
+
+SVGFEComponentTransferElement implements SVGFilterPrimitiveStandardAttributes;

dom/webidl/SVGFEGaussianBlurElement.webidl

@@ -17,3 +17,5 @@ interface SVGFEGaussianBlurElement : SVGElement {
 
   void setStdDeviation(float stdDeviationX, float stdDeviationY);
 };
+
+SVGFEGaussianBlurElement implements SVGFilterPrimitiveStandardAttributes;

layout/reftests/svg/filter-result-01-ref.svg

@@ -0,0 +1,18 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
+<svg xmlns="http://www.w3.org/2000/svg" onload="createFilter();">
+
+  <title>Reference for filter result property</title>
+
+  <!-- From https://bugzilla.mozilla.org/show_bug.cgi?id=935902 -->
+
+  <defs>
+    <filter id="f1">
+      <feGaussianBlur id="gb" in="SourceGraphic" stdDeviation="4" result="blur"/>
+      <feColorMatrix values="1 0 0 0 0  0 0.333 0 0 0  0 0 1 0 0  0 0 0 1 0" in="blur"/>
+    </filter>
+  </defs>
+  <circle cx="100" cy="50" r="50" fill="yellow" filter="url('#f1')"/>
+</svg>

layout/reftests/svg/filter-result-01.svg

@@ -0,0 +1,23 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
+<svg xmlns="http://www.w3.org/2000/svg" onload="createFilter();">
+
+  <title>Testcase for filter result property</title>
+
+  <!-- From https://bugzilla.mozilla.org/show_bug.cgi?id=935902 -->
+
+  <defs>
+    <filter id="f1">
+      <feGaussianBlur id="gb" in="SourceGraphic" stdDeviation="4"/>
+      <feColorMatrix values="1 0 0 0 0  0 0.333 0 0 0  0 0 1 0 0  0 0 0 1 0" in="blur"/>
+    </filter>
+  </defs>
+  <circle cx="100" cy="50" r="50" fill="yellow" filter="url('#f1')"/>
+  <script type="text/javascript">
+    function createFilter() {
+      document.getElementById('gb').result.baseVal = 'blur';
+    }
+  </script>
+</svg>

layout/reftests/svg/reftest.list

@@ -150,6 +150,7 @@ fails-if(Android||B2G) pref(security.fileuri.strict_origin_policy,true) == filte
 == filter-foreignObject-01.svg pass.svg
 == filter-in-mask-01.svg pass.svg
 skip-if(B2G) == filter-invalidation-01.svg pass.svg
+== filter-result-01.svg filter-result-01-ref.svg
 skip-if(B2G) == filter-scaled-01.svg pass.svg
 skip-if(B2G) == filter-scaled-02.html filter-scaled-02-ref.html
 == filter-translated-01.svg filter-translated-01-ref.svg