restygwt/src/main/java/org/fusesource/restygwt/client/JsonpMethod.java
public Object send(AsyncCallback<JavaScriptObject> callback) {
        return jsonpBuilder.requestObject(resource.getUri(), callback);
    }
public Object send(AsyncCallback<JavaScriptObject> callback) {
        return jsonpBuilder.requestObject(resource.getUri(), callback);
    }
public Object send ( AsyncCallback < JavaScriptObject > callback ) { return jsonpBuilder . requestObject ( resource . getUri ( ) , callback ) ; }
helper method to make RestServiceClassCreator easier to maintain
@param callback
helper method to make RestServiceClassCreator easier to maintain