Fix control flow analysis for destructuring with constraint #22830
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weswigham
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Mar 23, 2018
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weswigham
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weswigham
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I have mixed feelings. I know we would do better using conditional types (this'd be the place where the NEUndefined equivalent comes into play); but this aligns what we do at destructuring closer with what we do on property accesses right now, so it seems more right (for now, anyway).
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Fixes #22823.