protected HttpResponse handleDELETE(HttpRequest request) {
        return createErrorResponse(request.getMethod());
    }
Default implementation of handler for DELETE requests. Returns an error response.
Override this method to handle DELETE requests.

@param request a {@link HttpRequest}
@return an error response with response code 405
configserver/src/main/java/com/yahoo/vespa/config/server/http/HttpHandler.java