automerge: 1015f08
* commit '1015f08455da4c0823d98d5f74104e0fc3b7de33':
Rename reg/unreg OnSubscriptionsChangedListener.
automerge: 1015f08
* commit '1015f08455da4c0823d98d5f74104e0fc3b7de33':
Rename reg/unreg OnSubscriptionsChangedListener.