src/main/java/com/passkit/grpc/Flights/PassengerOuterClass.java
public Builder clearTier() {
        
        tier_ = getDefaultInstance().getTier();
        onChanged();
        return this;
      }
/**
       * <pre>
       * An optional code to represent the tier of the traveler, if known. This field may be used to render a tier specific logo on the boarding pass.
       * </pre>
       *
       * <code>string tier = 4;</code>
       * @return This builder for chaining.
       */

An optional code to represent the tier of the traveler, if known. This field may be used to render a tier specific logo on the boarding pass.

string tier = 4;
@return This builder for chaining.
An optional code to represent the tier of the traveler if known . This field may be used to render a tier specific logo on the boarding pass . string tier = 4 ; @return This builder for chaining .
public Builder clearTier() {
        tier_ = getDefaultInstance().getTier();
        onChanged();
        return this;
      }
public Builder clearTier ( ) { tier_ = getDefaultInstance ( ) . getTier ( ) ; onChanged ( ) ; return this ; }
<pre>
 An optional code to represent the tier of the traveler, if known.
<pre > An optional code to represent the tier of the traveler if known .