Rollup of 8 pull requests#79138

Merged

bors merged 25 commits intorust-lang:masterfrom

m-ou-se:rollup-owel5ld

Nov 17, 2020

Commits on Nov 3, 2020

[self-profiling] Include the estimated size of each cgu in the profile
wesleywiser
committed

Commits on Nov 15, 2020

Get rid of `Class::None`
jyn514
committed

Commits on Nov 17, 2020