Some more event cleanup

IPython/html/static/notebook/js/notebook.js

@@ -2132,6 +2132,7 b' define(['
     Notebook.prototype.load_notebook = function (notebook_name, notebook_path) {
         this.notebook_name = notebook_name;
         this.notebook_path = notebook_path;
+        this.events.trigger('notebook_loading.Notebook');
         this.contents.load_file(notebook_path, notebook_name, {
             success_callback: $.proxy(this.load_notebook_success, this),
             error_callback: $.proxy(this.load_notebook_error, this)

IPython/html/static/services/contents.js

@@ -17,9 +17,7 b' define(['
         // Parameters:
         //  options: dictionary
         //      Dictionary of keyword arguments.
-        //          events: $(Events) instance
         //          base_url: string
-        this.events = options.events;
         this.base_url = options.base_url;
     };
 
@@ -54,7 +52,6 b' define(['
             success : options.success_callback,
             error : options.error_callback || function() {}
         };
-        this.events.trigger('notebook_loading.Notebook');
         var url = this.api_url(path, name);
         $.ajax(url, settings);
     };

IPython/html/static/tree/js/notebooklist.js

@@ -40,21 +40,6 b' define(['
             this.session_list.events.on('sessions_loaded.Dashboard', 
                 function(e, d) { that.sessions_loaded(d); });
         }
-
-
-        if (this.contents && this.contents.events) {
-            this.contents.events.on('notebook_deleted.Contents',
-                function(e, d) {
-                    // Remove the deleted notebook.
-                    $( ":data(nbname)" ).each(function() {
-                        var element = $( this );
-                        if (element.data( "nbname" ) == d.name &&
-                            element.data( "path" ) == d.path) {
-                            element.remove();
-                        }
-                    });
-                });
-        }
     };
 
     NotebookList.prototype.style = function () {
@@ -348,9 +333,7 b' define(['
                             click: function() {
                                 notebooklist.contents.delete_file(nbname, path, {
                                     success_callback: function() {
-                                        that.events.trigger('notebook_deleted.Contents',
-                                            {name: name, path: path});
-                                        }
+                                        notebooklist.notebook_deleted(path, nbname);
                                     });
                             }
                         },
@@ -362,6 +345,17 b' define(['
         item.find(".item_buttons").text("").append(delete_button);
     };
 
+    NotebookList.prototype.notebook_deleted = function(path, name) {
+        // Remove the deleted notebook.
+        $( ":data(nbname)" ).each(function() {
+            var element = $( this );
+            if (element.data( "nbname" ) == d.name &&
+                element.data( "path" ) == d.path) {
+                element.remove();
+            }
+        });
+    }
+
 
     NotebookList.prototype.add_upload_button = function (item, type) {
         var that = this;