mozilla/rust — pull request #14510 by kballard (2014-05-29 05:48:07+00:00)
Title: Replace StrAllocating.into_owned() with .into_string()

We already have into_string(), but it was implemented in terms of
into_owned(). Flip it around and deprecate into_owned().

Remove a few spurious calls to .into_owned() that existed in libregex
and librustdoc.