clean up

git-svn-id: http://svn.freepascal.org/svn/lazarus/trunk@42084 4005530d-fff6-0310-9dd1-cebe43e6787f
LCL: comment

git-svn-id: http://svn.freepascal.org/svn/lazarus/trunk@42085 4005530d-fff6-0310-9dd1-cebe43e6787f
LCL: TSpeedButton: do not eat DialogChar when disabled, bug 24742

git-svn-id: http://svn.freepascal.org/svn/lazarus/trunk@42086 4005530d-fff6-0310-9dd1-cebe43e6787f