a little file cleanup.

app/assets/javascripts/cable.js

@@ -1,13 +0,0 @@
-// Action Cable provides the framework to deal with WebSockets in Rails.
-// You can generate new channels where WebSocket features live using the rails generate channel command.
-//
-//= require action_cable
-//= require_self
-//= require_tree ./channels
-
-(function() {
-  this.App || (this.App = {});
-
-  App.cable = ActionCable.createConsumer();
-
-}).call(this);