remove redundant method
remove redundant method

https://github.com/dimagi/commcare-hq/pull/15357/commits/3b72831b9d6999ff2e7a45e9795d5b4cf44946b2#r105911133

dimagi/commcare-hq,dimagi/commcare-hq,dimagi/commcare-hq,dimagi/commcare-hq,dimagi/commcare-hq