// react-dom-server.browser.production.js
var channel = new MessageChannel(), taskQueue = [];
channel.port1.onmessage = function() {
    var task = taskQueue.shift();
    task && task();
};
function scheduleWork(callback) {
    taskQueue.push(callback);
    channel.port2.postMessage(null);
}

// react-dom-server.browser.production.js
var channel = new MessageChannel(), taskQueue = [];
channel.port1.onmessage = function() {
    var task = taskQueue.shift();
    task && task();
};
function scheduleWork(callback) {
    taskQueue.push(callback);
    channel.port2.postMessage(null);
}