[JSDoc] Add annotations

Bulk-add JSDoc annotations, WTD-1482.

platform/entanglement/src/services/LocationService.js

@@ -29,6 +29,8 @@ define(
         /**
          * The LocationService allows for easily prompting the user for a
          * location in the root tree.
+         * @constructor
+         * @memberof platform/entanglement
          */
         function LocationService(dialogService) {
             return {
@@ -43,6 +45,7 @@ define(
                  * @param {domainObject} initialLocation - tree location to
                  *     display at start
                  * @returns {Promise} promise for a domain object.
+                 * @memberof platform/entanglement.LocationService#
                  */
                 getLocationFromUser: function (title, label, validate, initialLocation) {
                     var formStructure,
@@ -81,3 +84,4 @@ define(
         return LocationService;
     }
 );
+