马老师多线程与高并发编程

function Component(props, context, updater) {  this.props = props;  this.context = context;  this.refs = emptyObject;  this.updater = updater || ReactNoopUpdateQueue;}Component.prototype.isReactComponent = {};Component.prototype.setState = function(partialState, callback) {  this.updater.enqueueSetState(this, partialState, callback, 'setState'); // ??? enqueueSetState };