packages/browser-sync-ui/lib/plugins/history/history.js
function (current, temp) {
            if (!Immutable.is(current, temp)) {
                validUrls = temp;
                methods.sendUpdatedUrls(validUrls);
            }
        }
function (current, temp) {
            if (!Immutable.is(current, temp)) {
                validUrls = temp;
                methods.sendUpdatedUrls(validUrls);
            }
        }
function ( current , temp ) { if ( ! Immutable . is ( current , temp ) ) { validUrls = temp ; methods . sendUpdatedUrls ( validUrls ) ; } }
Only send to UI if list changed
@param current
@param temp
Only send to UI if list changed