Bump to v4.17.2.

result.js

@@ -40,8 +40,8 @@ define(['./_castPath', './isFunction', './_toKey'], function(castPath, isFunctio
 
     // Ensure the loop is entered when path is empty.
     if (!length) {
-      object = undefined;
       length = 1;
+      object = undefined;
     }
     while (++index < length) {
       var value = object == null ? undefined : object[toKey(path[index])];