Migrate old externs 5/x

botanjs/src/externs/System.utils.js

@@ -1,11 +1,25 @@
 /** @constructor */
 System.utils = function (){}
 
-/** @type {Function} */
-System.utils.objGetProp;
-/** @type {Function} */
-System.utils.objSearch;
-/** @type {Function} */
-System.utils.objMap;
-/** @type {Function} */
-System.utils.siteProto;
+/**
+ * @param {*} obj
+ * @param {string} prop
+ * @param {string} type
+ */
+System.utils.prototype.objGetProp = function(obj, prop, type) {};
+
+/**
+ * @param {*} obj
+ * @param {function(*): boolean} cond
+ * @param {string} prop
+ */
+System.utils.prototype.objSearch = function(obj, cond, prop) {};
+
+/**
+ * @param {*} obj
+ * @param {function(*): *} callback
+ */
+System.utils.prototype.objMap = function(obj, callback) {};
+
+/** @type {function(string): string} */
+System.utils.prototype.siteProto = function(path){};