Jonas Schievink bd0e8a5df3
Rollup merge of #81975 - Amanieu:seal2, r=m-ou-se
Seal the CommandExt, OsStrExt and OsStringExt traits

A crater run (https://github.com/rust-lang/rust/pull/81213#issuecomment-767651811) has shown that this does not break any existing code.

This also unblocks #77728.

Based on #81213.

r? ````@m-ou-se````
cc ````@lygstate````
2021-02-15 16:06:54 +01:00
..
2020-11-22 17:11:41 -05:00
2020-09-26 18:58:38 -07:00