Skip save/restore of contexts in task-returning thunks; mark thunk infrastructure NonVersionable#129894

jakobbotsch wants to merge 4 commits into

dotnet:maindotnet/runtime:mainfrom

jakobbotsch:skip-context-save-restore-in-thunksjakobbotsch/runtime:skip-context-save-restore-in-thunksCopy head branch name to clipboard