_move suffix?

[dtolnay]

If foo uses/produces an immutable borrow by default, use:

• The _mut suffix (e.g. foo_mut) for the mutably borrowed variant.
• The _move suffix (e.g. foo_move) for the owned variant.

Is _move this still encouraged? What is a good example from the standard library?

[brson]

Remove from guidleines.