* #33928: refactor recording callback

src/org/sflphone/model/BubblesView.java

src/org/sflphone/model/Conference.java

src/org/sflphone/model/SipCall.java

src/org/sflphone/receivers/IncomingReceiver.java

src/org/sflphone/service/ISipService.aidl

src/org/sflphone/service/SipService.java