switched from is_base_of to using template argument deduction to determine if class has a base of enable_shared_from_this
switched from is_base_of to using template argument deduction to determine if class has a base of enable_shared_from_this

bloomberg/bde,che2/bde,bloomberg/bde,bloomberg/bde,che2/bde,bloomberg/bde,che2/bde,che2/bde,bloomberg/bde