31 lines
769 B
HTML
31 lines
769 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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</head>
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<body>
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<div id="target">Hello 👋 <span id="inside"></span> World!</div>
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<script>
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if (window.testRunner)
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testRunner.waitUntilDone();
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window.requestAnimationFrame(function() {
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let target = document.getElementById("target");
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let inside = document.getElementById("inside");
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if (window.internals) {
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for (let i = 0; i < 200; ++i)
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internals.incrementFrequentPaintCounter(target);
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}
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inside.textContext = "middle";
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window.requestAnimationFrame(function() {
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inside.textContext = "";
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window.requestAnimationFrame(function() {
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if (window.testRunner)
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testRunner.notifyDone();
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});
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});
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});
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</script>
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</body>
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</html>
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