public static <T> String makeS3CanonicalString(String method,
            String resource, SignableRequest<T> request, String expires) {
        return makeS3CanonicalString(method, resource, request, expires, null);
    }
Calculate the canonical string for a REST/HTTP request to S3 by only
including query parameters that are mentioned in SIGNED_PARAMETERS.

@see RestUtils#makeS3CanonicalString(String, String, Request, String, boolean)
aws-java-sdk-s3/src/main/java/com/amazonaws/services/s3/internal/RestUtils.java