src/main/java/com/passkit/grpc/Image.java
public Builder clearRewardBackgroundColor() {
        
        rewardBackgroundColor_ = getDefaultInstance().getRewardBackgroundColor();
        onChanged();
        return this;
      }
/**
       * <code>string rewardBackgroundColor = 21;</code>
       * @return This builder for chaining.
       */
string rewardBackgroundColor = 21;
@return This builder for chaining.
string rewardBackgroundColor = 21 ; @return This builder for chaining .
public Builder clearRewardBackgroundColor() {
        rewardBackgroundColor_ = getDefaultInstance().getRewardBackgroundColor();
        onChanged();
        return this;
      }
public Builder clearRewardBackgroundColor ( ) { rewardBackgroundColor_ = getDefaultInstance ( ) . getRewardBackgroundColor ( ) ; onChanged ( ) ; return this ; }
<code>string rewardBackgroundColor = 21;</code>
 @return This builder for chaining.
<code > string rewardBackgroundColor = 21 ; < / code > @return This builder for chaining .