Yuki Okushi a584d87417 Rollup merge of #80944 - LingMan:map_or, r=nagisa ...

Use Option::map_or instead of `.map(..).unwrap_or(..)`

``@rustbot`` modify labels +C-cleanup +T-compiler

2021-01-15 18:26:14 +09:00

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src

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Cargo.toml

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