Revert "Removing unused methods from RO module"

This reverts commit eaccf71d78032c68f6fb4dadfc98308f007b63af.

Change-Id: Ie864b6e031f7c9227d4032f6bf2e3d894464ff3c
Signed-off-by: Gulsum Atici <gulsum.atici@canonical.com>
15 files changed