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