docs(provider): replaced coffeescript with comparable javascript example

Author: Lukas Ruebbelke

src/auto/injector.js

@@ -474,28 +474,33 @@ function annotate(fn) {
  * constructor function that will be used to instantiate the service instance.
  *
  * You should use {@link AUTO.$provide#methods_service $provide.service(class)} if you define your service
- * as a type/class. This is common when using {@link http://coffeescript.org CoffeeScript}.
+ * as a type/class.
  *
  * @param {string} name The name of the instance.
  * @param {Function} constructor A class (constructor function) that will be instantiated.
  * @returns {Object} registered provider instance
  *
  * @example
  * Here is an example of registering a service using
- * {@link AUTO.$provide#methods_service $provide.service(class)} that is defined as a CoffeeScript class.
+ * {@link AUTO.$provide#methods_service $provide.service(class)}.
  * <pre>
- *   class Ping
- *     constructor: (@$http) ->
- *     send: () =>
- *       @$http.get('/ping')
- *
- *   $provide.service('ping', ['$http', Ping])
+ *   $provide.service('ping', ['$http', function($http) {
+ *     var Ping = function() {
+ *       this.$http = $http;
+ *     };
+ *   
+ *     Ping.prototype.send = function() {
+ *       return this.$http.get('/ping');
+ *     }; 
+ *   
+ *     return Ping;
+ *   }]);
  * </pre>
  * You would then inject and use this service like this:
  * <pre>
- *   someModule.controller 'Ctrl', ['ping', (ping) ->
- *     ping.send()
- *   ]
+ *   someModule.controller('Ctrl', ['ping', function(ping) {
+ *     ping.send();
+ *   }]);
  * </pre>
  */