public DeleteMessageRequest withReason(String reason) {
        setReason(reason);
        return this;
    }
<p>
Reason for deleting the message.
</p>

@param reason
       Reason for deleting the message.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-ivschat/src/main/java/com/amazonaws/services/ivschat/model/DeleteMessageRequest.java