src/main/java/com/passkit/grpc/Flights/Barcode.java
public Builder clearBoardingPassIssuer() {
        
        boardingPassIssuer_ = getDefaultInstance().getBoardingPassIssuer();
        onChanged();
        return this;
      }
/**
       * <pre>
       * IATA or ICAO designator of boarding pass issuer.
       * </pre>
       *
       * <code>string boardingPassIssuer = 6;</code>
       * @return This builder for chaining.
       */

IATA or ICAO designator of boarding pass issuer.

string boardingPassIssuer = 6;
@return This builder for chaining.
IATA or ICAO designator of boarding pass issuer . string boardingPassIssuer = 6 ; @return This builder for chaining .
public Builder clearBoardingPassIssuer() {
        boardingPassIssuer_ = getDefaultInstance().getBoardingPassIssuer();
        onChanged();
        return this;
      }
public Builder clearBoardingPassIssuer ( ) { boardingPassIssuer_ = getDefaultInstance ( ) . getBoardingPassIssuer ( ) ; onChanged ( ) ; return this ; }
<pre>
 IATA or ICAO designator of boarding pass issuer.
<pre > IATA or ICAO designator of boarding pass issuer .