facebook/wordpress — pull request #299 by niallkennedy (2012-11-13 23:38:57+00:00)
Title: make static class methods passed to call_user_func_array more compatible with PHP 5.2 installations

change 'classname::method_name' to array( 'classname', 'method_name' ) for callbacks to improve compatibility with PHP 5.2 installs.