Revert "elm_scroller.c: merged two eo_do calls into one to get the benefit of eo."
Revert "elm_scroller.c: merged two eo_do calls into one to get the benefit of eo."

setter and getter should not be used at one eo_do() calls.

This reverts commit a05909cee056ef181abb6c0705b51d842cc4c991.

tasn/elementary,tasn/elementary,FlorentRevest/Elementary,FlorentRevest/Elementary,rvandegrift/elementary,FlorentRevest/Elementary,rvandegrift/elementary,rvandegrift/elementary,tasn/elementary,tasn/elementary,FlorentRevest/Elementary,tasn/elementary,rvandegrift/elementary