src/main/java/com/passkit/grpc/Flights/Airport.java
public Builder clearCityName() {
        
        cityName_ = getDefaultInstance().getCityName();
        onChanged();
        return this;
      }
/**
       * <pre>
       * The name of the city associated with the airport can be used in back/text fields.
       * </pre>
       *
       * <code>string cityName = 3;</code>
       * @return This builder for chaining.
       */

The name of the city associated with the airport can be used in back/text fields.

string cityName = 3;
@return This builder for chaining.
The name of the city associated with the airport can be used in back / text fields . string cityName = 3 ; @return This builder for chaining .
public Builder clearCityName() {
        cityName_ = getDefaultInstance().getCityName();
        onChanged();
        return this;
      }
public Builder clearCityName ( ) { cityName_ = getDefaultInstance ( ) . getCityName ( ) ; onChanged ( ) ; return this ; }
<pre>
 The name of the city associated with the airport can be used in back/text fields.
<pre > The name of the city associated with the airport can be used in back / text fields .