git-svn-id: https://develop.svn.wordpress.org/trunk@21964 602fd350-edb4-49c9-b593-d223f7449a82
For details and examples, see the ticket. props azaozz, fixes #21812. git-svn-id: https://develop.svn.wordpress.org/trunk@21961 602fd350-edb4-49c9-b593-d223f7449a82