Removes unnecessary fourth parameters to Events methods

listenTo and stopListening don’t accept a fourth parameter for the
context; it’s set automatically for you.

src/marionette.bindEntityEvents.js

@@ -29,13 +29,13 @@
         throwError("Method '"+ methodName +"' was configured as an event handler, but does not exist.");
       }
 
-      target.listenTo(entity, evt, method, target);
+      target.listenTo(entity, evt, method);
     });
   }
 
   // Bind the event to a supplied callback function
   function bindToFunction(target, entity, evt, method){
-      target.listenTo(entity, evt, method, target);
+      target.listenTo(entity, evt, method);
   }
 
   // Bind the event to handlers specified as a string of
@@ -45,13 +45,13 @@
 
     _.each(methodNames,function(methodName) {
       var method = target[methodName];
-      target.stopListening(entity, evt, method, target);
+      target.stopListening(entity, evt, method);
     });
   }
 
   // Bind the event to a supplied callback function
   function unbindToFunction(target, entity, evt, method){
-      target.stopListening(entity, evt, method, target);
+      target.stopListening(entity, evt, method);
   }
 
 

src/marionette.collectionview.js

@@ -51,9 +51,9 @@ Marionette.CollectionView = Marionette.View.extend({
   // binds to.
   _initialEvents: function(){
     if (this.collection){
-      this.listenTo(this.collection, "add", this.addChildView, this);
-      this.listenTo(this.collection, "remove", this.removeItemView, this);
-      this.listenTo(this.collection, "reset", this.render, this);
+      this.listenTo(this.collection, "add", this.addChildView);
+      this.listenTo(this.collection, "remove", this.removeItemView);
+      this.listenTo(this.collection, "reset", this.render);
     }
   },
 

src/marionette.compositeview.js

@@ -21,9 +21,9 @@ Marionette.CompositeView = Marionette.CollectionView.extend({
     // to unexisting itemViewContainer
     this.once('render', function () {
       if (this.collection){
-        this.listenTo(this.collection, "add", this.addChildView, this);
-        this.listenTo(this.collection, "remove", this.removeItemView, this);
-        this.listenTo(this.collection, "reset", this._renderChildren, this);
+        this.listenTo(this.collection, "add", this.addChildView);
+        this.listenTo(this.collection, "remove", this.removeItemView);
+        this.listenTo(this.collection, "reset", this._renderChildren);
       }
     });
 

src/marionette.view.js

@@ -20,7 +20,7 @@ Marionette.View = Backbone.View.extend({
     Backbone.View.prototype.constructor.apply(this, args);
 
     Marionette.MonitorDOMRefresh(this);
-    this.listenTo(this, "show", this.onShowCalled, this);
+    this.listenTo(this, "show", this.onShowCalled);
   },
 
   // import the "triggerMethod" to trigger events with corresponding