Fall back to non-translated strings in _doing_it_wrong() if the translation function doesn't exist. This may be the case in sunrise, for example.

Merges [24439] to the 3.5 branch.

props SergeyBiryukov.
fixes #23555.



git-svn-id: http://core.svn.wordpress.org/branches/3.5@24440 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Avoid a fatal error in WP_User_Query. See #23683, [23664]. For the 3.5 branch.



git-svn-id: http://core.svn.wordpress.org/branches/3.5@24441 1a063a9b-81f0-0310-95a4-ce76da25c4cd