Jon Ross-Perkins 6b5eb1a101 Id::Invalid -> Id::None (#4834) 1 rok temu
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basic.carbon 3f4de65ad8 Improve SemIR naming of `import_ref`s (#4824) 1 rok temu
collapse.carbon 3f4de65ad8 Improve SemIR naming of `import_ref`s (#4824) 1 rok temu
fail_collapse.carbon 3f4de65ad8 Improve SemIR naming of `import_ref`s (#4824) 1 rok temu
import.carbon 6b5eb1a101 Id::Invalid -> Id::None (#4834) 1 rok temu