Remove @keyframe parsing.

sky/tests/animation/basic-declarative.sky

Index: sky/tests/animation/basic-declarative.sky
diff --git a/sky/tests/animation/basic-declarative.sky b/sky/tests/animation/basic-declarative.sky
deleted file mode 100644
index 83b428e0dda4a9379457c786663e1fe596d3fd06..0000000000000000000000000000000000000000
--- a/sky/tests/animation/basic-declarative.sky
+++ /dev/null
@@ -1,31 +0,0 @@
-<sky>
-<import src="../resources/chai.sky" />
-<import src="../resources/mocha.sky" />
-<div id="example"></div>
-<style>
-#example {
-    width: 100px;
-    height: 100px;
-    background: red;
-    position: relative;
-    animation-name: anim;
-    animation-timing-function: linear;
-    animation-duration: 5s;
-}
-
-@keyframes anim {
-    0%   { top: 0px; }
-    100% { top: 100px; }
-}
-</style>
-<script>
-var example = document.getElementById('example');
-
-describe('top', function() {
-  it('should amimate from 0 to 100px', function() {
-    internals.pauseAnimations(3);
-    assert.equal('60px', getComputedStyle(example).top);
-  });
-});
-</script>
-</sky>