@Override
    protected AmazonECR build(AwsSyncClientParams params) {
        return new AmazonECRClient(params);
    }
Construct a synchronous implementation of AmazonECR using the current builder configuration.

@param params
       Current builder configuration represented as a parameter object.
@return Fully configured implementation of AmazonECR.
aws-java-sdk-ecr/src/main/java/com/amazonaws/services/ecr/AmazonECRClientBuilder.java