[TODO] Cleanup deprecated method usage and cleanup comments

Change-Id: I211f9bf0bf84e1c96dcd9b57994e9fe3e77a2e7e
Reviewed-on: http://review.typo3.org/34476
Reviewed-by: Sebastian Fischer <typo3@evoweb.de>
Tested-by: Sebastian Fischer <typo3@evoweb.de>