- initialize mOuter so we don't always try to aggregate against a random stack pointer; - don't try to store through the oft-null mErrorPtr - set rv so that we actually check CreateInstanceByContractID's return r=bsmedberg, sr=darin, a=brendan git-svn-id: svn://10.0.0.236/trunk@172105 18797224-902f-48f8-a5cc-f745e15eee43