automerge: 4b2cbae * commit '4b2cbae9cfd941633eadf9b667b3e3e0372c1ad2': IMS: add the api to get IMS registration information.
automerge: 4b2cbae * commit '4b2cbae9cfd941633eadf9b667b3e3e0372c1ad2': IMS: add the api to get IMS registration information.