Revert "Revert Ember.run refactors"

This reverts commit fcb1ca52f9.

app/assets/javascripts/wizard/components/invite-list.js.es6

@@ -1,3 +1,4 @@
+import { scheduleOnce } from "@ember/runloop";
 import Component from "@ember/component";
 
 export default Component.extend({
@@ -60,7 +61,7 @@ export default Component.extend({
       this.updateField();
 
       this.set("inviteEmail", "");
-      Ember.run.scheduleOnce("afterRender", () =>
+      scheduleOnce("afterRender", () =>
         this.element.querySelector(".invite-email").focus()
       );
     },

app/assets/javascripts/wizard/components/radio-button.js.es6

@@ -1,3 +1,4 @@
+import { next } from "@ember/runloop";
 import Component from "@ember/component";
 import { observes, on } from "ember-addons/ember-computed-decorators";
 
@@ -13,7 +14,7 @@ export default Component.extend({
   @on("init")
   updateVal() {
     const checked = this.value === this.radioValue;
-    Ember.run.next(
+    next(
       () => (this.element.querySelector("input[type=radio]").checked = checked)
     );
   }

app/assets/javascripts/wizard/components/wizard-step.js.es6

@@ -1,3 +1,4 @@
+import { scheduleOnce } from "@ember/runloop";
 import Component from "@ember/component";
 import getUrl from "discourse-common/lib/get-url";
 import {
@@ -92,7 +93,7 @@ export default Component.extend({
   },
 
   autoFocus() {
-    Ember.run.scheduleOnce("afterRender", () => {
+    scheduleOnce("afterRender", () => {
       const $invalid = $(".wizard-field.invalid:eq(0) .wizard-focusable");
 
       if ($invalid.length) {
@@ -104,7 +105,7 @@ export default Component.extend({
   },
 
   animateInvalidFields() {
-    Ember.run.scheduleOnce("afterRender", () =>
+    scheduleOnce("afterRender", () =>
       $(".invalid input[type=text], .invalid textarea").wiggle(2, 100)
     );
   },

app/assets/javascripts/wizard/lib/ajax.js.es6

@@ -1,3 +1,4 @@
+import { run } from "@ember/runloop";
 import getUrl from "discourse-common/lib/get-url";
 import jQuery from "jquery";
 
@@ -14,8 +15,8 @@ export function getToken() {
 export function ajax(args) {
   return new Ember.RSVP.Promise((resolve, reject) => {
     args.headers = { "X-CSRF-Token": getToken() };
-    args.success = data => Ember.run(null, resolve, data);
-    args.error = xhr => Ember.run(null, reject, xhr);
+    args.success = data => run(null, resolve, data);
+    args.error = xhr => run(null, reject, xhr);
     args.url = getUrl(args.url);
     jQuery.ajax(args);
   });

app/assets/javascripts/wizard/lib/preview.js.es6

@@ -1,3 +1,4 @@
+import { scheduleOnce } from "@ember/runloop";
 import Component from "@ember/component";
 /*eslint no-bitwise:0 */
 import getUrl from "discourse-common/lib/get-url";
@@ -72,7 +73,7 @@ export function createPreviewComponent(width, height, obj) {
       },
 
       triggerRepaint() {
-        Ember.run.scheduleOnce("afterRender", this, "repaint");
+        scheduleOnce("afterRender", this, "repaint");
       },
 
       repaint() {

app/assets/javascripts/wizard/test/acceptance/wizard-test.js.es6

@@ -1,3 +1,4 @@
+import { run } from "@ember/runloop";
 import startApp from "wizard/test/helpers/start-app";
 
 var wizard;
@@ -7,7 +8,7 @@ QUnit.module("Acceptance: wizard", {
   },
 
   afterEach() {
-    Ember.run(wizard, "destroy");
+    run(wizard, "destroy");
   }
 });
 

app/assets/javascripts/wizard/test/helpers/start-app.js.es6

@@ -1,3 +1,4 @@
+import { run } from "@ember/runloop";
 import Wizard from "wizard/wizard";
 import initializer from "wizard/initializers/load-helpers";
 
@@ -5,7 +6,7 @@ let app;
 let started = false;
 
 export default function() {
-  Ember.run(() => (app = Wizard.create({ rootElement: "#ember-testing" })));
+  run(() => (app = Wizard.create({ rootElement: "#ember-testing" })));
 
   if (!started) {
     initializer.initialize(app);