Replaces static:: with self:: for PHP 5.2 support
Replaces static:: with self:: for PHP 5.2 support

git-svn-id: 0517450aaaa9841a2940f13042711c41ba8423d6@61 16146551-2698-4681-a6bc-25fd9d950f08

MediaDevils/silverstripe-oembed,MediaDevils/silverstripe-oembed