Use coffeesript's built-in function binding on setTimeouts

chosen/chosen.jquery.js

@@ -152,22 +152,18 @@
       return this.mouse_on_container = false;
     };
     Chosen.prototype.input_focus = function(evt) {
-      var binding;
-      binding = this;
       if (!this.active_field) {
-        return setTimeout((function() {
-          return binding.container_click();
-        }), 50);
+        return setTimeout((__bind(function() {
+          return this.container_click();
+        }, this)), 50);
       }
     };
     Chosen.prototype.input_blur = function(evt) {
-      var binding;
       if (!this.mouse_on_container) {
         this.active_field = false;
-        binding = this;
-        return setTimeout((function() {
-          return binding.blur_test();
-        }), 100);
+        return setTimeout((__bind(function() {
+          return this.blur_test();
+        }, this)), 100);
       }
     };
     Chosen.prototype.blur_test = function(evt) {

coffee/chosen.jquery.coffee

@@ -129,14 +129,12 @@ class Chosen
   mouse_leave: -> @mouse_on_container = false
 
   input_focus: (evt) ->
-    binding = this
-    setTimeout (-> binding.container_click()), 50 unless @active_field
+    setTimeout (=> this.container_click()), 50 unless @active_field
   
   input_blur: (evt) ->
     if not @mouse_on_container
       @active_field = false
-      binding = this
-      setTimeout (-> binding.blur_test()), 100
+      setTimeout (=> this.blur_test()), 100
 
   blur_test: (evt) ->
     this.close_field() if not @active_field and @container.hasClass "chzn-container-active"