Import from trunk: initialize FPContractable (fixes valgrind error)


git-svn-id: https://root.cern.ch/svn/root/trunk@48481 27541ba8-7e3a-0410-8455-c3a389f83636
Mod. from 5.34 for TransformProcessType.


git-svn-id: https://root.cern.ch/svn/root/trunk@48482 27541ba8-7e3a-0410-8455-c3a389f83636