Use `performConcurrentWorkOnRoot` for "sync default"#21322

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acdlite merged 1 commit intofacebook:masterfrom acdlite:sync-default-is-absence-of-time-slicing

Apr 21, 2021

+45-99

Commits on Apr 20, 2021

Use performConcurrentWorkOnRoot for "sync default"
acdlite
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