Expand add_accessor args in preparation for api shakeup.
Expand add_accessor args in preparation for api shakeup.

parndt/representable,yob/roxml,irfanah/representable,apotonick/representable,Empact/roxml,Empact/roxml,simonoff/representable,tastyworks/representable,jajuki13/representable,tastyworks/representable,boutil/roxml,jarib/roxml,Casecommons/representable,boutil/roxml,rusikf/representable