lib/Ext/direct/RemotingProvider.js
function() {
        var buffer = this.callBuffer,
            ln = buffer.length;

        if (ln > 0) {
            this.sendRequest(ln == 1 ? buffer[0] : buffer);
            this.callBuffer = [];
        }
    }
function() {
        var buffer = this.callBuffer,
            ln = buffer.length;

        if (ln > 0) {
            this.sendRequest(ln == 1 ? buffer[0] : buffer);
            this.callBuffer = [];
        }
    }
Combine any buffered requests and send them off.
@private