Bug 537139: Re-enable reftest, and add a few more. r=tests_only

layout/reftests/svg/smil/reftest.list

@@ -162,4 +162,7 @@ fails == anim-strokewidth-1xml.svg anim-standard-ref.svg # bug 534028
 == inactivate-with-active-unchanged-1.svg anim-standard-ref.svg
 == inactivate-with-active-unchanged-2.svg anim-standard-ref.svg
 
-random == smil-transitions-interaction-1.svg lime.svg  # bug 549705
+== smil-transitions-interaction-1.svg lime.svg
+== smil-transitions-interaction-2.svg lime.svg
+== smil-transitions-interaction-3.svg lime.svg
+== smil-transitions-interaction-4.svg lime.svg

layout/reftests/svg/smil/smil-transitions-interaction-1.svg

@@ -2,7 +2,8 @@
      xmlns:xlink="http://www.w3.org/1999/xlink"
      class="reftest-wait"
      onload="setTimeAndSnapshot(1.0, true)">
-  <!-- This test checks that SMIL Animations don't trigger CSS transitions -->
+  <!-- This test checks that we don't trigger a CSS transition when
+       SMIL animation effects are first applied. -->
   <script xlink:href="smil-util.js" type="text/javascript"/>
   <rect width="100%" height="100%"
         style="fill: red; -moz-transition: 200s fill">

layout/reftests/svg/smil/smil-transitions-interaction-2.svg

@@ -0,0 +1,12 @@
+<svg xmlns="http://www.w3.org/2000/svg"
+     xmlns:xlink="http://www.w3.org/1999/xlink"
+     class="reftest-wait"
+     onload="setTimeAndSnapshot(1.0, true)">
+  <!-- This test checks that we don't trigger a CSS transition after
+       SMIL animation effects are applied. -->
+  <script xlink:href="smil-util.js" type="text/javascript"/>
+  <rect width="100%" height="100%"
+        style="fill: red; -moz-transition: 1s fill">
+    <set attributeName="fill" to="lime" begin="1s" dur="indefinite"/>
+  </rect>
+</svg>

layout/reftests/svg/smil/smil-transitions-interaction-3.svg

@@ -0,0 +1,14 @@
+<svg xmlns="http://www.w3.org/2000/svg"
+     xmlns:xlink="http://www.w3.org/1999/xlink"
+     class="reftest-wait"
+     onload="document.documentElement.pauseAnimations();
+             document.documentElement.setCurrentTime(1.0);
+             setTimeAndSnapshot(2.0, false)">
+  <!-- This test checks that we don't trigger a CSS transition when
+       SMIL animation effects are removed. -->
+  <script xlink:href="smil-util.js" type="text/javascript"/>
+  <rect width="100%" height="100%"
+        style="fill: lime; -moz-transition: 200s fill">
+    <set attributeName="fill" to="red" begin="1s" dur="1s"/>
+  </rect>
+</svg>

layout/reftests/svg/smil/smil-transitions-interaction-4.svg

@@ -0,0 +1,21 @@
+<svg xmlns="http://www.w3.org/2000/svg"
+     xmlns:xlink="http://www.w3.org/1999/xlink"
+     class="reftest-wait"
+     onload="document.documentElement.pauseAnimations();
+             document.documentElement.setCurrentTime(1.0);
+             setTimeAndSnapshot(1.5, false)">
+  <!-- This test checks that we don't trigger a CSS transition during
+       interpolation from-to animation. We seek to 1.5s, halfway through the
+       animation, when we're *just* to the point where the lime stroke is wide
+       enough to cover up the red rect behind it. If a transition were to
+       start, it would slow us down and allow some red to show.
+    -->
+       <script xlink:href="smil-util.js" type="text/javascript"/>
+       <rect width="100%" height="100%" style="fill: lime"/> <rect width="30"
+       height="30" style="fill: red"/>
+  <rect width="20" height="20"
+        style="fill: lime; stroke: lime; -moz-transition: 200s stroke-width">
+    <animate attributeName="stroke-width" from="10px" to="30px"
+             begin="1s" dur="1s" fill="freeze"/>
+  </rect>
+</svg>