Document the change in inheritance behaviour in PHP 5.3.9 when conflicting
method names share a signature.

Fixes doc bug #65246 (Discrepancy between documentation and actual workings).


git-svn-id: https://svn.php.net/repository/phpdoc/en/trunk@330996 c90b9560-bf6c-de11-be94-00142212c4b1