Fix from Bill Tanenbaum in TProcessID::WriteProcessID.   In TProcessID::WriteProcessID(TProcessID*, TFile *), the statement      pids->Add(pid);   must be replaced by      pids->AddAtAndExpand(pid,npids);
Fix from Bill Tanenbaum in TProcessID::WriteProcessID.
  In TProcessID::WriteProcessID(TProcessID*, TFile *), the statement
     pids->Add(pid);
  must be replaced by
     pids->AddAtAndExpand(pid,npids);

The reason is that there may be a slot where the stored pid is NULL,
and Add() will incorrectly add it at the first such slot, if any, rather
than at the end of the TObjArray, where it belongs.


git-svn-id: ecbadac9c76e8cf640a0bca86f6bd796c98521e3@5538 27541ba8-7e3a-0410-8455-c3a389f83636

dawehner/root,bbannier/ROOT,dawehner/root,dawehner/root,bbannier/ROOT,dawehner/root,bbannier/ROOT,dawehner/root,bbannier/ROOT,dawehner/root,bbannier/ROOT,bbannier/ROOT,bbannier/ROOT,dawehner/root,dawehner/root