Update MainMapActivity.java

app/src/main/java/com/electric/chargingpile/activity/MainMapActivity.java

    private void resetMarker() {
        if (nMarker != null) {
            nMarker.hideInfoWindow();
            if (current_chargePoint.getOwn_pay().equals("1")) {
                nMarker.setIcon(BitmapDescriptorFactory.fromResource(R.drawable.icon_newmarker1));
            } else {