@Override
    public DescribeImagesResult apply(DescribeImagesRequest describeImagesRequest) {
        return client.describeImages(describeImagesRequest);
    }
Makes a call to the operation specified by the waiter by taking the corresponding request and returns the
corresponding result

@param describeImagesRequest
       Corresponding request for the operation
@return Corresponding result of the operation
aws-java-sdk-ec2/src/main/java/com/amazonaws/services/ec2/waiters/DescribeImagesFunction.java