Undo temporary fix done in revision 24813.
The issue was that the StreamerInfo for a class version '1' was mistakenly matched with the version 2 of the class (because both had the same checksum and the system used an algorithm reserved for non-versioned classes).


git-svn-id: http://root.cern.ch/svn/root/trunk@24875 27541ba8-7e3a-0410-8455-c3a389f83636