Fix for 982 : reorganize synchronization code :

gbellato

13.31.2006 0bee1ee3a776af367c685d042155cd43ae71deab

opendj-sdk/opends/src/server/org/opends/server/changelog/SerializingProtocolSession.java does not exist in tree 7b3b4e91d505fee65fb3896fbe3cab966150eccc