Scott Taylor 986990163f Add doc blocks to functions that are missing them.
If the function has no need for `@param` or `@return`, do an archeaological dig to find `@since`.

See #32444.


git-svn-id: https://develop.svn.wordpress.org/trunk@32672 602fd350-edb4-49c9-b593-d223f7449a82
2015-05-31 03:17:50 +00:00
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