code: function createInjectionHelper(type, validator) {
      typeValidators[type] = validator;
  
      inject[type] = function (name) {
        return new _emberMetalInjected_property.default(type, name);
      };
    }
docs: This method allows other Ember modules to register injection helpers for a
  given container type. Helpers are exported to the `inject` namespace as the
  container type itself.
  
  @private
  @method createInjectionHelper
  @since 1.10.0
  @for Ember
  @param {String} type The container type the helper will inject
  @param {Function} validator A validation callback that is executed at mixin-time