[CLEANUP] Cleanup ConditionMatcher

Resolves: #56426
Releases: 6.2
Change-Id: I5653fab16fde695d8f8cd658c1f0d39c4db35025
Reviewed-on: http://review.typo3.org/29810
Reviewed-by: Christian Kuhn <lolli@schwarzbu.ch>
Tested-by: Christian Kuhn <lolli@schwarzbu.ch>