private void deleteOldLines( LatLng oldLatLonPoin) {
        Polyline line1 = null;
        Polyline line2 = null;
        for(Polyline line : lines){
            if((line.getPoints().get(0).longitude == oldLatLonPoin.longitude && line.getPoints().get(0).latitude == oldLatLonPoin.latitude) ||
                    (line.getPoints().get(1).longitude == oldLatLonPoin.longitude && line.getPoints().get(1).latitude == oldLatLonPoin.latitude)){

                if(line1 == null){
                    line1 = line;
                }
                else if(line2 == null){
                    line2=line;
                }

            }
        }
        if(line1 !=null) {
            lines.remove(line1);
            line1.remove();
        }
        if(line2 != null){
            lines.remove(line2);
            line2.remove();
        }

    }