26 lines
829 B
JavaScript
26 lines
829 B
JavaScript
/* Any copyright is dedicated to the Public Domain.
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http://creativecommons.org/publicdomain/zero/1.0/ */
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function ensureProfilerInitialized() {
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if (Services.profiler.IsActive()) {
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return;
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}
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// Starting and stopping the profiler with the "stackwalk" flag will cause the
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// profiler's stackwalking features to be synchronously initialized. This
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// should prevent us from not initializing BHR quickly enough.
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let features = ["stackwalk"];
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Services.profiler.StartProfiler(1000, 10, features);
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Services.profiler.StopProfiler();
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}
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add_task(async function childCauseHang() {
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ensureProfilerInitialized();
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executeSoon(() => {
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let startTime = Date.now();
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// eslint-disable-next-line no-empty
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while (Date.now() - startTime < 2000) {}
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});
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await do_await_remote_message("bhr_hangs_detected");
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});
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