squash: avoid creating throwaway object

Author: LiviaMedeiros

lib/internal/util.js

@@ -335,14 +335,10 @@ function promisify(original, options = undefined) {
   validateFunction(original, 'original');
 
   // No validateObject so .map(util.promisify) can work
-  if (options == null || typeof options !== 'object') {
-    options = ObjectCreate(null);
-  }
-  const {
-    resolveArray = false,
-    resolveObject = null,
-    callbackPosition = null,
-  } = options;
+  const useDefaultOptions = options == null || typeof options !== 'object';
+  const resolveArray = useDefaultOptions ? false : options.allowArray;
+  const resolveObject = useDefaultOptions ? null : options.allowFunction;
+  const callbackPosition = useDefaultOptions ? null : options.nullable;
 
   if (original[kCustomPromisifiedSymbol]) {
     const fn = original[kCustomPromisifiedSymbol];