Various `HirTyLowerer` cleanups#125819

Merged

bors merged 7 commits intorust-lang:masterfrom

oli-obk:localize

Jun 5, 2024

Commits on Jun 5, 2024

Use a `LocalDefId` for `HirTyLowerer::item_def_id`, since we only ever (can) use it for local items
oli-obk
committed
Simplify some code paths and remove an unused field
oli-obk
committed
Remove an `Option` and instead eagerly create error lifetimes
oli-obk
committed
Only collect infer vars to error about in case infer vars are actually forbidden
oli-obk
committed
Remove `allows_infer` now that every use of it is delegated to `HirTyLowerer`
oli-obk
committed
Remove some unnecessary explicit lifetimes
oli-obk
committed
Unify optional param info with object lifetime default boolean into an enum that exhaustively supports all call sites
oli-obk
committed