Merge "Rename reg/unreg OnSubscriptionsChangedListener." into lmp-mr1-dev

        // to invoke onSubscriptionInfoChanged and which in turns calls

        // to invoke onSubscriptionInfoChanged and which in turns calls

        // loadInBackgroud.

        // loadInBackgroud.

        mSubMgr = SubscriptionManager.from(mContext);

        mSubMgr = SubscriptionManager.from(mContext);

        mSubMgr.registerOnSubscriptionsChangedListener(mOnSubscriptionsChangedListener);

        mSubMgr.addOnSubscriptionsChangedListener(mOnSubscriptionsChangedListener);

    }

    }

    public void cleanup() {

    public void cleanup() {

        listenForPhoneState(false);

        listenForPhoneState(false);

        mSubMgr.unregisterOnSubscriptionsChangedListener(mOnSubscriptionsChangedListener);

        mSubMgr.removeOnSubscriptionsChangedListener(mOnSubscriptionsChangedListener);

        mTelephonyManager = null;

        mTelephonyManager = null;

        mStateMachine = null;

        mStateMachine = null;