2018-02-28 21:57:39 +03:00
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<!DOCTYPE html>
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<html class="reftest-wait">
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<iframe id="iframe" src="about:blank"></iframe>
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<script>
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iframe.onload = function() {
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let doc = iframe.contentDocument;
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let canvas = doc.createElement('canvas');
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doc.body.appendChild(canvas);
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let ctx = canvas.getContext('2d');
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document.body.offsetTop;
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iframe.style.display = 'none';
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2018-03-01 02:48:52 +03:00
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try {
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ctx.font = '10px serif';
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} finally {
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document.documentElement.className = "";
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}
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2018-02-28 21:57:39 +03:00
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};
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</script>
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</html>
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