fix comment: replace overwritten with overridden
fix comment: replace overwritten with overridden

SVN-Revision: 2111

AmesianX/dynamorio,daksunt/dynamorio,sigma-random/dynamorio,daksunt/dynamorio,daksunt/dynamorio,code4bones/dynamorio,code4bones/dynamorio,AmesianX/dynamorio,bl4ckic3/dynamorio,code4bones/dynamorio,sigma-random/dynamorio,bl4ckic3/dynamorio,daksunt/dynamorio,bl4ckic3/dynamorio,daksunt/dynamorio,bl4ckic3/dynamorio,code4bones/dynamorio,AmesianX/dynamorio,AmesianX/dynamorio,sigma-random/dynamorio,code4bones/dynamorio,AmesianX/dynamorio,sigma-random/dynamorio,bl4ckic3/dynamorio,sigma-random/dynamorio