src/main/java/com/passkit/grpc/Personal.java
public Builder clearCountryCode() {
        
        countryCode_ = getDefaultInstance().getCountryCode();
        onChanged();
        return this;
      }
/**
       * <code>string countryCode = 7;</code>
       * @return This builder for chaining.
       */
string countryCode = 7;
@return This builder for chaining.
string countryCode = 7 ; @return This builder for chaining .
public Builder clearCountryCode() {
        countryCode_ = getDefaultInstance().getCountryCode();
        onChanged();
        return this;
      }
public Builder clearCountryCode ( ) { countryCode_ = getDefaultInstance ( ) . getCountryCode ( ) ; onChanged ( ) ; return this ; }
<code>string countryCode = 7;</code>
 @return This builder for chaining.
<code > string countryCode = 7 ; < / code > @return This builder for chaining .