--- a/dom/animation/test/chrome/test_animation_performance_warning.html
+++ b/dom/animation/test/chrome/test_animation_performance_warning.html
@@ -214,29 +214,16 @@ var gAnimationsTests = [
         property: 'transform',
         runningOnCompositor: false,
         warning: 'AnimationWarningTransformWithGeometricProperties'
       }
     ]
   },
 ];
 
-gAnimationsTests.forEach(function(subtest) {
-  promise_test(function(t) {
-    var animation = addDivAndAnimate(t,
-                                     { class: 'compositable' },
-                                     subtest.frames, 100 * MS_PER_SEC);
-    return animation.ready.then(function() {
-      assert_animation_property_state_equals(
-        animation.effect.getProperties(),
-        subtest.expected);
-    });
-  }, subtest.desc);
-});
-
 var gPerformanceWarningTests = [
   {
     desc: 'preserve-3d transform',
     frames: {
       transform: ['translate(0px)', 'translate(100px)']
     },
     style: 'transform-style: preserve-3d',
     expected: [