Move retrying parameter to match old behaviour
Move retrying parameter to match old behaviour

Summary: The old behaviour passed an r-value after incrementing. Some use cases take an r-value and hence depend on that behaviour. This change makes that consistent.

Reviewed By: yfeldblum

Differential Revision: D24634859

fbshipit-source-id: 872197a11197a5e60f32492f1670dd94cf78c8b8

facebook/folly,facebook/folly,facebook/folly,facebook/folly,facebook/folly