Merge "Initialize new mPhoneIdToSlotId item to INVALID_SLOT_ID upon ss->ds switch."

        // Resize array.

        mPhoneIdToSlotId = copyOf(mPhoneIdToSlotId, mCis.length);

        // Register for new active modem for ss -> ds switch.

        // For ds -> ss switch, there's no need to unregister as the mCis should unregister

        // everything itself.

        for (int i = prevActiveModemCount; i < mCis.length; i++) {

            mPhoneIdToSlotId[i] = INVALID_SLOT_ID;

            mCis[i].registerForIccStatusChanged(this, EVENT_ICC_STATUS_CHANGED, i);

            /*