28 lines
698 B
HTML
28 lines
698 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 src="/tests/SimpleTest/SimpleTest.js"></script>
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<link rel="stylesheet" href="/tests/SimpleTest/test.css"/>
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</head>
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<body>
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<p id="display"></p>
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<div id="content" style="display: none"></div>
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<pre id="test"></pre>
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<script>
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SimpleTest.waitForExplicitFinish();
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SpecialPowers.pushPrefEnv(
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{
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// Set layout.visibility.min-recompute-interval-ms to 0ms so that
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// ScheduleApproximateFrameVisibilityUpdateNow gets called on every frame
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// we flush layout.
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set: [ ["layout.visibility.min-recompute-interval-ms", 0] ],
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},
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() =>
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{
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window.open("frame_visibility_in_iframe.html", "_blank");
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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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