client/js/features.js
function isCrossOriginXhrSupported() {
        if (window.XMLHttpRequest) {
            var xhr = qq.createXhrInstance();

            //Commonly accepted test for XHR CORS support.
            return xhr.withCredentials !== undefined;
        }

        return false;
    }
function isCrossOriginXhrSupported() {
        if (window.XMLHttpRequest) {
            var xhr = qq.createXhrInstance();

            //Commonly accepted test for XHR CORS support.
            return xhr.withCredentials !== undefined;
        }

        return false;
    }
function isCrossOriginXhrSupported ( ) { if ( window . XMLHttpRequest ) { var xhr = qq . createXhrInstance ( ) ; //Commonly accepted test for XHR CORS support. return xhr . withCredentials !== undefined ; } return false ; }
Ensure we can send cross-origin `XMLHttpRequest`s
Ensure we can send cross - origin XMLHttpRequest s