Step 9 -> 10

9.diff

 var events = _.clone(Backbone.Events);

 var Statuses = function() {
 };
-Statuses.prototype.add = function(options) {
+Statuses.prototype.add = function(text) {
     $.ajax({
         url: '/status',
         type: 'POST',
         dataType: 'json',
-        data: { text: options.text },
-        success: options.success
+        data: { text: text },
+        success: function(data) {
+            events.trigger('status:add', data.text);
+        }
     });
 };

 var NewStatusView = function(options) {
     this.statuses = options.statuses;

     events.on('status:add', this.appendStatus, this);
     events.on('status:add', this.clearInput, this);

     var add = $.proxy(this.addStatus, this);
     $('#new-status form').submit(add);
 };
 NewStatusView.prototype.addStatus = function(e) {
     e.preventDefault();

-    this.statuses.add({
-        text: $('#new-status textarea').val(),
-        success: function(data) {
-            events.trigger('status:add', data.text);
-        }
-    });
+    this.statuses.add($('#new-status textarea').val());
 };
 NewStatusView.prototype.appendStatus = function(text) {
     $('#statuses ul').append('<li>' + text + '</li>');
 };
 NewStatusView.prototype.clearInput = function() {
     $('#new-status textarea').val('');
 };

 $(document).ready(function() {
     var statuses = new Statuses();
     new NewStatusView({ statuses: statuses });
 });