20 lines
434 B
HTML
20 lines
434 B
HTML
<!doctype html>
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<html>
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<head>
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<meta charset=utf-8>
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<script>
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Element.prototype.animate = function() {
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throw 'Called animate() as defined in content document';
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}
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// Bug 1211783: Use KeyframeEffect (not KeyframeEffectReadOnly) here
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for (var obj of [KeyframeEffectReadOnly, Animation]) {
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obj = function() {
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throw 'Called overridden ' + String(obj) + ' constructor';
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};
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}
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</script>
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<body>
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<div id="target"></div>
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</body>
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</html>
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