Remove setimmediate dependency

Author: defunctzombie

lib/utils.js

@@ -4,8 +4,6 @@ var support = require("./support");
 var base64 = require("./base64");
 var nodejsUtils = require("./nodejsUtils");
 var external = require("./external");
-require("setimmediate");
-
 
 /**
  * Convert a string that pass as a "binary string": it should represent a byte
@@ -402,7 +400,7 @@ exports.pretty = function(str) {
  * @param {Array} args the arguments to give to the callback.
  */
 exports.delay = function(callback, args, self) {
-    setImmediate(function () {
+    Promise.resolve().then(function () {
         callback.apply(self || null, args || []);
     });
 };

package-lock.json

@@ -60,8 +60,7 @@
   "dependencies": {
     "lie": "~3.3.0",
     "pako": "~1.0.2",
-    "readable-stream": "~2.3.6",
-    "setimmediate": "^1.0.5"
+    "readable-stream": "~2.3.6"
   },
   "license": "(MIT OR GPL-3.0-or-later)"
 }