[CLEANUP] Remove usage of self::class

This patch remove the usage of self::class and make use of __CLASS__
in context of methods like makeInstance. As array key, we use the
full qualified namespace followed by ::class.

Resolves: #67211
Releases: master
Change-Id: I60e5b33313a19cdef4705b04af892916923cc97c
Reviewed-on: http://review.typo3.org/39825


Reviewed-by: Helmut Hummel <helmut.hummel@typo3.org>
Tested-by: Helmut Hummel <helmut.hummel@typo3.org>
Reviewed-by: Susanne Moog <typo3@susannemoog.de>
Tested-by: Susanne Moog <typo3@susannemoog.de>
Reviewed-by: Wouter Wolters <typo3@wouterwolters.nl>
Tested-by: Wouter Wolters <typo3@wouterwolters.nl>