Optimization: don't copy objects needlessly
Optimization: don't copy objects needlessly

git-svn-id: b9aa09681bb449106768a53c71c444e56dcea582@276 e3f1d335-44b1-4163-9530-9b341189ae98

egonw/BridgeDb,amarillion/BridgeDb,bridgedb/BridgeDb,amarillion/BridgeDb,egonw/BridgeDb,bridgedb/BridgeDb,stain/BridgeDb,stain/BridgeDb,stain/BridgeDb,amarillion/BridgeDb,bridgedb/BridgeDb,egonw/BridgeDb,amarillion/BridgeDb,stain/BridgeDb,stain/BridgeDb,stain/BridgeDb,egonw/BridgeDb,stain/BridgeDb,egonw/BridgeDb,bridgedb/BridgeDb,stain/BridgeDb,bridgedb/BridgeDb,amarillion/BridgeDb,amarillion/BridgeDb