diff --git a/Dangerfile b/Dangerfile
index a3abee32567..f1c779cb305 100644
--- a/Dangerfile
+++ b/Dangerfile
@@ -17,3 +17,26 @@ has_non_en_locales_changes = locales_changes.grep_v(/config\/locales\/(client|se
 if locales_changes.any? && has_non_en_locales_changes
   fail("Please submit your non-English translation updates via [Transifex](https://www.transifex.com/discourse/discourse-org/). You can read more on how to contribute translations [here](https://meta.discourse.org/t/contribute-a-translation-to-discourse/14882).")
 end
+
+files = (git.added_files + git.modified_files)
+  .reject! { |path| path.start_with?("plugins/") }
+  .reject! { |path| !(path.end_with?("es6") || path.end_with?("rb")) }
+
+super_offenses = []
+
+files.each do |path|
+  diff = git.diff_for_file(path)
+
+  next if !diff
+
+  diff.patch.lines.grep(/^\+\s\s/).each do |added_line|
+    super_offenses << path if added_line['this._super()']
+  end
+end
+
+if !super_offenses.empty?
+  warn(%{
+When possible use `this._super(...arguments)` instead of `this._super()`\n
+#{super_offenses.uniq.map { |o| github.html_link(o) }.join("\n")}
+  })
+end
diff --git a/Gemfile.lock b/Gemfile.lock
index e30bbc0e4a7..2914887ebc9 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -91,14 +91,14 @@ GEM
     crack (0.4.3)
       safe_yaml (~> 1.0.0)
     crass (1.0.4)
-    danger (5.6.3)
+    danger (5.11.1)
       claide (~> 1.0)
       claide-plugins (>= 0.9.2)
       colored2 (~> 3.1)
       cork (~> 0.1)
       faraday (~> 0.9)
       faraday-http-cache (~> 1.0)
-      git (~> 1)
+      git (~> 1.5)
       kramdown (~> 1.5)
       no_proxy_fix
       octokit (~> 4.7)
@@ -148,7 +148,7 @@ GEM
       thor (~> 0.19.1)
     fspath (3.1.0)
     gc_tracer (1.5.1)
-    git (1.4.0)
+    git (1.5.0)
     globalid (0.4.1)
       activesupport (>= 4.2.0)
     guess_html_encoding (0.0.11)
@@ -229,7 +229,7 @@ GEM
       multi_json (~> 1.3)
       multi_xml (~> 0.5)
       rack (>= 1.2, < 3)
-    octokit (4.9.0)
+    octokit (4.13.0)
       sawyer (~> 0.8.0, >= 0.5.3)
     oj (3.6.2)
     omniauth (1.9.0)
@@ -284,7 +284,7 @@ GEM
       pry (>= 0.9.10, < 0.11.0)
     pry-rails (0.3.6)
       pry (>= 0.10.4)
-    public_suffix (3.0.2)
+    public_suffix (3.0.3)
     puma (3.11.4)
     r2 (0.2.7)
     rack (2.0.6)
diff --git a/app/assets/javascripts/admin/components/ace-editor.js.es6 b/app/assets/javascripts/admin/components/ace-editor.js.es6
index f0f5750469c..b86c0e4cd70 100644
--- a/app/assets/javascripts/admin/components/ace-editor.js.es6
+++ b/app/assets/javascripts/admin/components/ace-editor.js.es6
@@ -67,7 +67,7 @@ export default Ember.Component.extend({
   },
 
   didInsertElement() {
-    this._super();
+    this._super(...arguments);
 
     loadScript("/javascripts/ace/ace.js").then(() => {
       window.ace.require(["ace/ace"], loadedAce => {
diff --git a/app/assets/javascripts/admin/components/admin-backups-logs.js.es6 b/app/assets/javascripts/admin/components/admin-backups-logs.js.es6
index 9c92228b8cb..4db599b3c38 100644
--- a/app/assets/javascripts/admin/components/admin-backups-logs.js.es6
+++ b/app/assets/javascripts/admin/components/admin-backups-logs.js.es6
@@ -9,7 +9,7 @@ export default Ember.Component.extend(
     classNames: ["admin-backups-logs"],
 
     init() {
-      this._super();
+      this._super(...arguments);
       this._reset();
     },
 
diff --git a/app/assets/javascripts/admin/components/admin-report.js.es6 b/app/assets/javascripts/admin/components/admin-report.js.es6
index 56f2457ed77..2fe345c9d0d 100644
--- a/app/assets/javascripts/admin/components/admin-report.js.es6
+++ b/app/assets/javascripts/admin/components/admin-report.js.es6
@@ -311,7 +311,7 @@ export default Ember.Component.extend({
   },
 
   _fetchReport() {
-    this._super();
+    this._super(...arguments);
 
     this.setProperties({ isLoading: true, rateLimitationString: null });
 
diff --git a/app/assets/javascripts/admin/components/admin-wrapper.js.es6 b/app/assets/javascripts/admin/components/admin-wrapper.js.es6
index 034e2a0af43..45daf32977e 100644
--- a/app/assets/javascripts/admin/components/admin-wrapper.js.es6
+++ b/app/assets/javascripts/admin/components/admin-wrapper.js.es6
@@ -1,11 +1,11 @@
 export default Ember.Component.extend({
   didInsertElement() {
-    this._super();
+    this._super(...arguments);
     $("body").addClass("admin-interface");
   },
 
   willDestroyElement() {
-    this._super();
+    this._super(...arguments);
     $("body").removeClass("admin-interface");
   }
 });
diff --git a/app/assets/javascripts/admin/components/staff-actions.js.es6 b/app/assets/javascripts/admin/components/staff-actions.js.es6
index 07764a80184..3a979b02908 100644
--- a/app/assets/javascripts/admin/components/staff-actions.js.es6
+++ b/app/assets/javascripts/admin/components/staff-actions.js.es6
@@ -8,7 +8,7 @@ export default Ember.Component.extend({
   },
 
   didInsertElement() {
-    this._super();
+    this._super(...arguments);
 
     this.$().on("click.discourse-staff-logs", "[data-link-post-id]", e => {
       let postId = $(e.target).attr("data-link-post-id");
diff --git a/app/assets/javascripts/admin/models/color-scheme-color.js.es6 b/app/assets/javascripts/admin/models/color-scheme-color.js.es6
index dd02f7ed292..de0bee512dc 100644
--- a/app/assets/javascripts/admin/models/color-scheme-color.js.es6
+++ b/app/assets/javascripts/admin/models/color-scheme-color.js.es6
@@ -1,6 +1,6 @@
 const ColorSchemeColor = Discourse.Model.extend({
   init: function() {
-    this._super();
+    this._super(...arguments);
     this.startTrackingChanges();
   },
 
diff --git a/app/assets/javascripts/admin/models/color-scheme.js.es6 b/app/assets/javascripts/admin/models/color-scheme.js.es6
index fc24331fb81..e7fbe31f235 100644
--- a/app/assets/javascripts/admin/models/color-scheme.js.es6
+++ b/app/assets/javascripts/admin/models/color-scheme.js.es6
@@ -3,7 +3,7 @@ import ColorSchemeColor from "admin/models/color-scheme-color";
 
 const ColorScheme = Discourse.Model.extend(Ember.Copyable, {
   init: function() {
-    this._super();
+    this._super(...arguments);
     this.startTrackingChanges();
   },
 
diff --git a/app/assets/javascripts/admin/services/admin-tools.js.es6 b/app/assets/javascripts/admin/services/admin-tools.js.es6
index 29c95819757..ba6bd987411 100644
--- a/app/assets/javascripts/admin/services/admin-tools.js.es6
+++ b/app/assets/javascripts/admin/services/admin-tools.js.es6
@@ -10,7 +10,7 @@ import { getOwner } from "discourse-common/lib/get-owner";
 
 export default Ember.Service.extend({
   init() {
-    this._super();
+    this._super(...arguments);
 
     // TODO: Make `siteSettings` a service that can be injected
     this.siteSettings = getOwner(this).lookup("site-settings:main");
diff --git a/app/assets/javascripts/discourse-common/lib/buffered-render.js.es6 b/app/assets/javascripts/discourse-common/lib/buffered-render.js.es6
index 7c7b2269d08..8e23ba55ee9 100644
--- a/app/assets/javascripts/discourse-common/lib/buffered-render.js.es6
+++ b/app/assets/javascripts/discourse-common/lib/buffered-render.js.es6
@@ -28,14 +28,14 @@ export function bufferedRender(obj) {
   const caller = {};
 
   caller.didRender = function() {
-    this._super();
+    this._super(...arguments);
     this._customRender();
   };
 
   const triggers = obj.rerenderTriggers;
   if (triggers) {
     caller.init = function() {
-      this._super();
+      this._super(...arguments);
       triggers.forEach(k => this.addObserver(k, this.rerenderBuffer));
     };
   }
diff --git a/app/assets/javascripts/discourse/components/add-category-class.js.es6 b/app/assets/javascripts/discourse/components/add-category-class.js.es6
index 05cf3c677d5..6fbb9c824db 100644
--- a/app/assets/javascripts/discourse/components/add-category-class.js.es6
+++ b/app/assets/javascripts/discourse/components/add-category-class.js.es6
@@ -4,7 +4,7 @@ export default Ember.Component.extend({
   _slug: null,
 
   didInsertElement() {
-    this._super();
+    this._super(...arguments);
     this.refreshClass();
   },
 
@@ -31,7 +31,7 @@ export default Ember.Component.extend({
   },
 
   willDestroyElement() {
-    this._super();
+    this._super(...arguments);
     this._removeClass();
   }
 });
diff --git a/app/assets/javascripts/discourse/components/backup-codes.js.es6 b/app/assets/javascripts/discourse/components/backup-codes.js.es6
index 3df4b064b98..016040e4bb7 100644
--- a/app/assets/javascripts/discourse/components/backup-codes.js.es6
+++ b/app/assets/javascripts/discourse/components/backup-codes.js.es6
@@ -23,7 +23,7 @@ export default Ember.Component.extend({
   },
 
   didRender() {
-    this._super();
+    this._super(...arguments);
 
     const $backupCodes = this.$("#backupCodes");
     if ($backupCodes.length) {
diff --git a/app/assets/javascripts/discourse/components/basic-topic-list.js.es6 b/app/assets/javascripts/discourse/components/basic-topic-list.js.es6
index 3682f873d23..e5660aa98e4 100644
--- a/app/assets/javascripts/discourse/components/basic-topic-list.js.es6
+++ b/app/assets/javascripts/discourse/components/basic-topic-list.js.es6
@@ -23,7 +23,7 @@ export default Ember.Component.extend({
   },
 
   init() {
-    this._super();
+    this._super(...arguments);
     const topicList = this.get("topicList");
     if (topicList) {
       this._initFromTopicList(topicList);
diff --git a/app/assets/javascripts/discourse/components/composer-body.js.es6 b/app/assets/javascripts/discourse/components/composer-body.js.es6
index e2eea66f3ca..5d194eb511b 100644
--- a/app/assets/javascripts/discourse/components/composer-body.js.es6
+++ b/app/assets/javascripts/discourse/components/composer-body.js.es6
@@ -85,7 +85,7 @@ export default Ember.Component.extend(KeyEnterEscape, {
   },
 
   didInsertElement() {
-    this._super();
+    this._super(...arguments);
     const $replyControl = $("#reply-control");
     const resize = () => Ember.run(() => this.resize());
 
@@ -112,7 +112,7 @@ export default Ember.Component.extend(KeyEnterEscape, {
   },
 
   willDestroyElement() {
-    this._super();
+    this._super(...arguments);
     this.appEvents.off("composer:resize", this, this.resize);
   },
 
diff --git a/app/assets/javascripts/discourse/components/composer-message.js.es6 b/app/assets/javascripts/discourse/components/composer-message.js.es6
index 64acf1399d0..0805e28434a 100644
--- a/app/assets/javascripts/discourse/components/composer-message.js.es6
+++ b/app/assets/javascripts/discourse/components/composer-message.js.es6
@@ -10,7 +10,7 @@ export default Ember.Component.extend({
   },
 
   didInsertElement() {
-    this._super();
+    this._super(...arguments);
     this.$().show();
   },
 
diff --git a/app/assets/javascripts/discourse/components/composer-messages.js.es6 b/app/assets/javascripts/discourse/components/composer-messages.js.es6
index 1a329fb2728..3bb195d897b 100644
--- a/app/assets/javascripts/discourse/components/composer-messages.js.es6
+++ b/app/assets/javascripts/discourse/components/composer-messages.js.es6
@@ -16,7 +16,7 @@ export default Ember.Component.extend({
   hidden: Ember.computed.not("composer.viewOpenOrFullscreen"),
 
   didInsertElement() {
-    this._super();
+    this._super(...arguments);
     this.appEvents.on("composer:typed-reply", this, this._typedReply);
     this.appEvents.on("composer:opened", this, this._findMessages);
     this.appEvents.on("composer:find-similar", this, this._findSimilar);
diff --git a/app/assets/javascripts/discourse/components/composer-title.js.es6 b/app/assets/javascripts/discourse/components/composer-title.js.es6
index 65b32b2227e..71149e180b5 100644
--- a/app/assets/javascripts/discourse/components/composer-title.js.es6
+++ b/app/assets/javascripts/discourse/components/composer-title.js.es6
@@ -12,7 +12,7 @@ export default Ember.Component.extend({
   watchForLink: Ember.computed.alias("composer.canEditTopicFeaturedLink"),
 
   didInsertElement() {
-    this._super();
+    this._super(...arguments);
     if (this.get("focusTarget") === "title") {
       const $input = this.$("input");
 
diff --git a/app/assets/javascripts/discourse/components/composer-user-selector.js.es6 b/app/assets/javascripts/discourse/components/composer-user-selector.js.es6
index 1cb6e84f7c4..747663166be 100644
--- a/app/assets/javascripts/discourse/components/composer-user-selector.js.es6
+++ b/app/assets/javascripts/discourse/components/composer-user-selector.js.es6
@@ -9,7 +9,7 @@ export default Ember.Component.extend({
   defaultUsernameCount: 0,
 
   didInsertElement() {
-    this._super();
+    this._super(...arguments);
 
     if (this.get("focusTarget") === "usernames") {
       this.$("input").putCursorAtEnd();
diff --git a/app/assets/javascripts/discourse/components/create-account.js.es6 b/app/assets/javascripts/discourse/components/create-account.js.es6
index eb7490d46e4..f7b30205a8f 100644
--- a/app/assets/javascripts/discourse/components/create-account.js.es6
+++ b/app/assets/javascripts/discourse/components/create-account.js.es6
@@ -2,7 +2,7 @@ export default Ember.Component.extend({
   classNames: ["create-account"],
 
   didInsertElement() {
-    this._super();
+    this._super(...arguments);
 
     if ($.cookie("email")) {
       this.set("email", $.cookie("email"));
@@ -19,7 +19,7 @@ export default Ember.Component.extend({
   },
 
   willDestroyElement() {
-    this._super();
+    this._super(...arguments);
     this.$().off("keydown.discourse-create-account");
   }
 });
diff --git a/app/assets/javascripts/discourse/components/create-topics-notice.js.es6 b/app/assets/javascripts/discourse/components/create-topics-notice.js.es6
index 8a8557458b6..47f73a02afa 100644
--- a/app/assets/javascripts/discourse/components/create-topics-notice.js.es6
+++ b/app/assets/javascripts/discourse/components/create-topics-notice.js.es6
@@ -14,7 +14,7 @@ export default Ember.Component.extend({
   requiredPosts: Ember.computed.alias("siteSettings.tl1_requires_read_posts"),
 
   init() {
-    this._super();
+    this._super(...arguments);
     if (this.get("shouldSee")) {
       let topicCount = 0,
         postCount = 0;
diff --git a/app/assets/javascripts/discourse/components/custom-html.js.es6 b/app/assets/javascripts/discourse/components/custom-html.js.es6
index e741b263868..6bb64ec5f23 100644
--- a/app/assets/javascripts/discourse/components/custom-html.js.es6
+++ b/app/assets/javascripts/discourse/components/custom-html.js.es6
@@ -5,7 +5,7 @@ export default Ember.Component.extend({
   triggerAppEvent: null,
 
   init() {
-    this._super();
+    this._super(...arguments);
     const name = this.get("name");
     const html = getCustomHTML(name);
 
@@ -21,14 +21,14 @@ export default Ember.Component.extend({
   },
 
   didInsertElement() {
-    this._super();
+    this._super(...arguments);
     if (this.get("triggerAppEvent") === "true") {
       this.appEvents.trigger(`inserted-custom-html:${this.get("name")}`);
     }
   },
 
   willDestroyElement() {
-    this._super();
+    this._super(...arguments);
     if (this.get("triggerAppEvent") === "true") {
       this.appEvents.trigger(`destroyed-custom-html:${this.get("name")}`);
     }
diff --git a/app/assets/javascripts/discourse/components/d-modal-body.js.es6 b/app/assets/javascripts/discourse/components/d-modal-body.js.es6
index 7e6b723b48c..60f0d9a82a4 100644
--- a/app/assets/javascripts/discourse/components/d-modal-body.js.es6
+++ b/app/assets/javascripts/discourse/components/d-modal-body.js.es6
@@ -4,7 +4,7 @@ export default Ember.Component.extend({
   dismissable: true,
 
   didInsertElement() {
-    this._super();
+    this._super(...arguments);
     $("#modal-alert").hide();
 
     let fixedParent = this.$().closest(".d-modal.fixed-modal");
@@ -19,7 +19,7 @@ export default Ember.Component.extend({
   },
 
   willDestroyElement() {
-    this._super();
+    this._super(...arguments);
     this.appEvents.off("modal-body:flash");
     this.appEvents.off("modal-body:clearFlash");
   },
diff --git a/app/assets/javascripts/discourse/components/d-section.js.es6 b/app/assets/javascripts/discourse/components/d-section.js.es6
index e77b3393e6a..4048837e21c 100644
--- a/app/assets/javascripts/discourse/components/d-section.js.es6
+++ b/app/assets/javascripts/discourse/components/d-section.js.es6
@@ -5,7 +5,7 @@ export default Ember.Component.extend({
   tagName: "section",
 
   didInsertElement() {
-    this._super();
+    this._super(...arguments);
 
     const pageClass = this.get("pageClass");
     if (pageClass) {
@@ -25,7 +25,7 @@ export default Ember.Component.extend({
   },
 
   willDestroyElement() {
-    this._super();
+    this._super(...arguments);
     const pageClass = this.get("pageClass");
     if (pageClass) {
       $("body").removeClass(`${pageClass}-page`);
diff --git a/app/assets/javascripts/discourse/components/discourse-topic.js.es6 b/app/assets/javascripts/discourse/components/discourse-topic.js.es6
index 15716de7ad3..4a112c7e200 100644
--- a/app/assets/javascripts/discourse/components/discourse-topic.js.es6
+++ b/app/assets/javascripts/discourse/components/discourse-topic.js.es6
@@ -48,7 +48,7 @@ export default Ember.Component.extend(AddArchetypeClass, Scrolling, {
   },
 
   didInsertElement() {
-    this._super();
+    this._super(...arguments);
     this.bindScrolling({ name: "topic-view" });
 
     $(window).on("resize.discourse-on-scroll", () => this.scrolled());
@@ -117,7 +117,7 @@ export default Ember.Component.extend(AddArchetypeClass, Scrolling, {
   },
 
   willDestroyElement() {
-    this._super();
+    this._super(...arguments);
     this.unbindScrolling("topic-view");
     $(window).unbind("resize.discourse-on-scroll");
 
diff --git a/app/assets/javascripts/discourse/components/discovery-topics-list.js.es6 b/app/assets/javascripts/discourse/components/discovery-topics-list.js.es6
index 699d2883e01..465a8d10a08 100644
--- a/app/assets/javascripts/discourse/components/discovery-topics-list.js.es6
+++ b/app/assets/javascripts/discourse/components/discovery-topics-list.js.es6
@@ -32,7 +32,7 @@ const DiscoveryTopicsListComponent = Ember.Component.extend(
     },
 
     scrolled() {
-      this._super();
+      this._super(...arguments);
       this.saveScrollPosition();
     },
 
diff --git a/app/assets/javascripts/discourse/components/edit-category-tab.js.es6 b/app/assets/javascripts/discourse/components/edit-category-tab.js.es6
index f8b8d962ada..7c2509f0680 100644
--- a/app/assets/javascripts/discourse/components/edit-category-tab.js.es6
+++ b/app/assets/javascripts/discourse/components/edit-category-tab.js.es6
@@ -15,7 +15,7 @@ export default Ember.Component.extend({
   }.property("tab"),
 
   didInsertElement() {
-    this._super();
+    this._super(...arguments);
     Ember.run.scheduleOnce("afterRender", this, this._addToCollection);
   },
 
diff --git a/app/assets/javascripts/discourse/components/future-date-input.js.es6 b/app/assets/javascripts/discourse/components/future-date-input.js.es6
index 6f3a4251eb2..42ac342f48e 100644
--- a/app/assets/javascripts/discourse/components/future-date-input.js.es6
+++ b/app/assets/javascripts/discourse/components/future-date-input.js.es6
@@ -18,7 +18,7 @@ export default Ember.Component.extend({
   displayLabel: null,
 
   init() {
-    this._super();
+    this._super(...arguments);
 
     const input = this.get("input");
 
diff --git a/app/assets/javascripts/discourse/components/generated-invite-link.js.es6 b/app/assets/javascripts/discourse/components/generated-invite-link.js.es6
index 8a05d12b843..35179719ec3 100644
--- a/app/assets/javascripts/discourse/components/generated-invite-link.js.es6
+++ b/app/assets/javascripts/discourse/components/generated-invite-link.js.es6
@@ -1,6 +1,6 @@
 export default Ember.Component.extend({
   didInsertElement() {
-    this._super();
+    this._super(...arguments);
     this.$("input")
       .select()
       .focus();
diff --git a/app/assets/javascripts/discourse/components/group-card-contents.js.es6 b/app/assets/javascripts/discourse/components/group-card-contents.js.es6
index 78e9389631e..763d8fe2c56 100644
--- a/app/assets/javascripts/discourse/components/group-card-contents.js.es6
+++ b/app/assets/javascripts/discourse/components/group-card-contents.js.es6
@@ -55,7 +55,7 @@ export default Ember.Component.extend(CardContentsBase, CleansUp, {
   },
 
   _close() {
-    this._super();
+    this._super(...arguments);
 
     this.set("group", null);
   },
diff --git a/app/assets/javascripts/discourse/components/groups-form-profile-fields.js.es6 b/app/assets/javascripts/discourse/components/groups-form-profile-fields.js.es6
index 2d231d1eca5..867daa6a935 100644
--- a/app/assets/javascripts/discourse/components/groups-form-profile-fields.js.es6
+++ b/app/assets/javascripts/discourse/components/groups-form-profile-fields.js.es6
@@ -11,7 +11,7 @@ export default Ember.Component.extend({
   nameInput: null,
 
   didInsertElement() {
-    this._super();
+    this._super(...arguments);
     const name = this.get("model.name");
 
     if (name) {
diff --git a/app/assets/javascripts/discourse/components/hide-modal-trigger.js.es6 b/app/assets/javascripts/discourse/components/hide-modal-trigger.js.es6
index 4c187fe3ba0..e3951d52772 100644
--- a/app/assets/javascripts/discourse/components/hide-modal-trigger.js.es6
+++ b/app/assets/javascripts/discourse/components/hide-modal-trigger.js.es6
@@ -1,6 +1,6 @@
 export default Ember.Component.extend({
   didInsertElement() {
-    this._super();
+    this._super(...arguments);
     $(".d-modal.fixed-modal")
       .modal("hide")
       .addClass("hidden");
diff --git a/app/assets/javascripts/discourse/components/links-redirect.js.es6 b/app/assets/javascripts/discourse/components/links-redirect.js.es6
index 80dddd4e005..da28b8256ff 100644
--- a/app/assets/javascripts/discourse/components/links-redirect.js.es6
+++ b/app/assets/javascripts/discourse/components/links-redirect.js.es6
@@ -3,7 +3,7 @@ import { selectedText } from "discourse/lib/utilities";
 
 export default Ember.Component.extend({
   didInsertElement() {
-    this._super();
+    this._super(...arguments);
 
     this.$().on("mouseup.discourse-redirect", "#revisions a", function(e) {
       // bypass if we are selecting stuff
@@ -27,7 +27,7 @@ export default Ember.Component.extend({
   },
 
   willDestroyElement() {
-    this._super();
+    this._super(...arguments);
     this.$().off("mouseup.discourse-redirect", "#revisions a");
   }
 });
diff --git a/app/assets/javascripts/discourse/components/login-modal.js.es6 b/app/assets/javascripts/discourse/components/login-modal.js.es6
index a14304e2bcf..c1c452f6634 100644
--- a/app/assets/javascripts/discourse/components/login-modal.js.es6
+++ b/app/assets/javascripts/discourse/components/login-modal.js.es6
@@ -1,6 +1,6 @@
 export default Ember.Component.extend({
   didInsertElement() {
-    this._super();
+    this._super(...arguments);
 
     const prefillUsername = $("#hidden-login-form input[name=username]").val();
     if (prefillUsername) {
diff --git a/app/assets/javascripts/discourse/components/mount-widget.js.es6 b/app/assets/javascripts/discourse/components/mount-widget.js.es6
index 92e17685e6a..7e424aeee13 100644
--- a/app/assets/javascripts/discourse/components/mount-widget.js.es6
+++ b/app/assets/javascripts/discourse/components/mount-widget.js.es6
@@ -21,7 +21,7 @@ export default Ember.Component.extend({
   dirtyKeys: null,
 
   init() {
-    this._super();
+    this._super(...arguments);
     const name = this.get("widget");
 
     this.register = getRegister(this);
diff --git a/app/assets/javascripts/discourse/components/navigation-bar.js.es6 b/app/assets/javascripts/discourse/components/navigation-bar.js.es6
index a8f2580e8c7..7d8adf0010d 100644
--- a/app/assets/javascripts/discourse/components/navigation-bar.js.es6
+++ b/app/assets/javascripts/discourse/components/navigation-bar.js.es6
@@ -11,7 +11,7 @@ export default Ember.Component.extend({
   elementId: "navigation-bar",
 
   init() {
-    this._super();
+    this._super(...arguments);
     this.set("connectors", renderedConnectorsFor("extra-nav-item", null, this));
   },
 
diff --git a/app/assets/javascripts/discourse/components/notification-consent-banner.js.es6 b/app/assets/javascripts/discourse/components/notification-consent-banner.js.es6
index 7f63afb553e..8d20705f04c 100644
--- a/app/assets/javascripts/discourse/components/notification-consent-banner.js.es6
+++ b/app/assets/javascripts/discourse/components/notification-consent-banner.js.es6
@@ -46,7 +46,7 @@ export default DesktopNotificationConfig.extend({
 
   actions: {
     turnon() {
-      this._super();
+      this._super(...arguments);
       this.set("bannerDismissed", true);
     },
     dismiss() {
diff --git a/app/assets/javascripts/discourse/components/plugin-connector.js.es6 b/app/assets/javascripts/discourse/components/plugin-connector.js.es6
index 4d0ece9c6f2..b0bfad2d398 100644
--- a/app/assets/javascripts/discourse/components/plugin-connector.js.es6
+++ b/app/assets/javascripts/discourse/components/plugin-connector.js.es6
@@ -2,7 +2,7 @@ import { observes } from "ember-addons/ember-computed-decorators";
 
 export default Ember.Component.extend({
   init() {
-    this._super();
+    this._super(...arguments);
 
     const connector = this.get("connector");
     this.set("layoutName", connector.templateName);
diff --git a/app/assets/javascripts/discourse/components/plugin-outlet.js.es6 b/app/assets/javascripts/discourse/components/plugin-outlet.js.es6
index 3b5a32170f8..97f56b29211 100644
--- a/app/assets/javascripts/discourse/components/plugin-outlet.js.es6
+++ b/app/assets/javascripts/discourse/components/plugin-outlet.js.es6
@@ -42,7 +42,7 @@ export default Ember.Component.extend({
       this.set("connectorTagName", "");
     }
 
-    this._super();
+    this._super(...arguments);
     const name = this.get("name");
     if (name) {
       const args = this.get("args");
diff --git a/app/assets/javascripts/discourse/components/scroll-tracker.js.es6 b/app/assets/javascripts/discourse/components/scroll-tracker.js.es6
index 07ca3a8fc9f..04d99fd8936 100644
--- a/app/assets/javascripts/discourse/components/scroll-tracker.js.es6
+++ b/app/assets/javascripts/discourse/components/scroll-tracker.js.es6
@@ -2,19 +2,19 @@ import Scrolling from "discourse/mixins/scrolling";
 
 export default Ember.Component.extend(Scrolling, {
   didReceiveAttrs() {
-    this._super();
+    this._super(...arguments);
 
     this.set("trackerName", `scroll-tracker-${this.get("name")}`);
   },
 
   didInsertElement() {
-    this._super();
+    this._super(...arguments);
 
     this.bindScrolling({ name: this.get("name") });
   },
 
   didRender() {
-    this._super();
+    this._super(...arguments);
 
     const data = this.session.get(this.get("trackerName"));
     if (data && data.position >= 0 && data.tag === this.get("tag")) {
@@ -23,13 +23,13 @@ export default Ember.Component.extend(Scrolling, {
   },
 
   willDestroyElement() {
-    this._super();
+    this._super(...arguments);
 
     this.unbindScrolling(this.get("name"));
   },
 
   scrolled() {
-    this._super();
+    this._super(...arguments);
 
     this.session.set(this.get("trackerName"), {
       position: $(window).scrollTop(),
diff --git a/app/assets/javascripts/discourse/components/scrolling-post-stream.js.es6 b/app/assets/javascripts/discourse/components/scrolling-post-stream.js.es6
index 248c362db5d..fc5f0a413a9 100644
--- a/app/assets/javascripts/discourse/components/scrolling-post-stream.js.es6
+++ b/app/assets/javascripts/discourse/components/scrolling-post-stream.js.es6
@@ -263,7 +263,7 @@ export default MountWidget.extend({
   },
 
   didInsertElement() {
-    this._super();
+    this._super(...arguments);
     const debouncedScroll = () =>
       Ember.run.debounce(this, this._scrollTriggered, 10);
 
@@ -313,7 +313,7 @@ export default MountWidget.extend({
   },
 
   willDestroyElement() {
-    this._super();
+    this._super(...arguments);
     $(document).unbind("touchmove.post-stream");
     $(window).unbind("scroll.post-stream");
     this.appEvents.off("post-stream:refresh");
diff --git a/app/assets/javascripts/discourse/components/search-advanced-options.js.es6 b/app/assets/javascripts/discourse/components/search-advanced-options.js.es6
index 8ae88ca19ff..cbe6564d194 100644
--- a/app/assets/javascripts/discourse/components/search-advanced-options.js.es6
+++ b/app/assets/javascripts/discourse/components/search-advanced-options.js.es6
@@ -64,7 +64,7 @@ export default Ember.Component.extend({
   ],
 
   init() {
-    this._super();
+    this._super(...arguments);
     this._init();
     Ember.run.scheduleOnce("afterRender", () => {
       this._update();
diff --git a/app/assets/javascripts/discourse/components/share-popup.js.es6 b/app/assets/javascripts/discourse/components/share-popup.js.es6
index c0aafab997e..29f3f482ce9 100644
--- a/app/assets/javascripts/discourse/components/share-popup.js.es6
+++ b/app/assets/javascripts/discourse/components/share-popup.js.es6
@@ -93,7 +93,7 @@ export default Ember.Component.extend({
   },
 
   didInsertElement() {
-    this._super();
+    this._super(...arguments);
 
     const $html = $("html");
     $html.on("mousedown.outside-share-link", e => {
@@ -152,7 +152,7 @@ export default Ember.Component.extend({
   },
 
   willDestroyElement() {
-    this._super();
+    this._super(...arguments);
     $("html")
       .off("click.discourse-share-link")
       .off("mousedown.outside-share-link")
diff --git a/app/assets/javascripts/discourse/components/site-header.js.es6 b/app/assets/javascripts/discourse/components/site-header.js.es6
index a0dd8a2f9ad..61211e85159 100644
--- a/app/assets/javascripts/discourse/components/site-header.js.es6
+++ b/app/assets/javascripts/discourse/components/site-header.js.es6
@@ -225,7 +225,7 @@ const SiteHeaderComponent = MountWidget.extend(Docking, PanEvents, {
   },
 
   didInsertElement() {
-    this._super();
+    this._super(...arguments);
     $(window).on("resize.discourse-menu-panel", () => this.afterRender());
 
     this.appEvents.on("header:show-topic", topic => this.setTopic(topic));
@@ -252,7 +252,7 @@ const SiteHeaderComponent = MountWidget.extend(Docking, PanEvents, {
   },
 
   willDestroyElement() {
-    this._super();
+    this._super(...arguments);
     $("body").off("keydown.header");
     $(window).off("resize.discourse-menu-panel");
 
diff --git a/app/assets/javascripts/discourse/components/text-overflow.js.es6 b/app/assets/javascripts/discourse/components/text-overflow.js.es6
index 3fd2ade74c0..905ae32a5af 100644
--- a/app/assets/javascripts/discourse/components/text-overflow.js.es6
+++ b/app/assets/javascripts/discourse/components/text-overflow.js.es6
@@ -1,6 +1,6 @@
 export default Ember.Component.extend({
   didInsertElement() {
-    this._super();
+    this._super(...arguments);
     Ember.run.next(null, () => {
       this.$()
         .find("hr")
diff --git a/app/assets/javascripts/discourse/components/topic-entrance.js.es6 b/app/assets/javascripts/discourse/components/topic-entrance.js.es6
index 216f024fc60..2ded0e7314e 100644
--- a/app/assets/javascripts/discourse/components/topic-entrance.js.es6
+++ b/app/assets/javascripts/discourse/components/topic-entrance.js.es6
@@ -52,7 +52,7 @@ export default Ember.Component.extend(CleansUp, {
   bottomDate: (bumpedDate, showTime) => entranceDate(bumpedDate, showTime),
 
   didInsertElement() {
-    this._super();
+    this._super(...arguments);
     this.appEvents.on("topic-entrance:show", data => this._show(data));
   },
 
diff --git a/app/assets/javascripts/discourse/components/topic-navigation.js.es6 b/app/assets/javascripts/discourse/components/topic-navigation.js.es6
index 833ec837a8e..f2a84c4bfdb 100644
--- a/app/assets/javascripts/discourse/components/topic-navigation.js.es6
+++ b/app/assets/javascripts/discourse/components/topic-navigation.js.es6
@@ -12,7 +12,7 @@ export default Ember.Component.extend(PanEvents, {
   isPanning: false,
 
   init() {
-    this._super();
+    this._super(...arguments);
     this.set("info", Ember.Object.create());
   },
 
@@ -176,7 +176,7 @@ export default Ember.Component.extend(PanEvents, {
   },
 
   didInsertElement() {
-    this._super();
+    this._super(...arguments);
 
     this.appEvents
       .on("topic:current-post-scrolled", this, this._topicScrolled)
@@ -198,7 +198,7 @@ export default Ember.Component.extend(PanEvents, {
   },
 
   willDestroyElement() {
-    this._super();
+    this._super(...arguments);
 
     this.appEvents
       .off("topic:current-post-scrolled", this, this._topicScrolled)
diff --git a/app/assets/javascripts/discourse/components/topic-progress.js.es6 b/app/assets/javascripts/discourse/components/topic-progress.js.es6
index a8370c06835..d77d7f7cbe1 100644
--- a/app/assets/javascripts/discourse/components/topic-progress.js.es6
+++ b/app/assets/javascripts/discourse/components/topic-progress.js.es6
@@ -89,7 +89,7 @@ export default Ember.Component.extend({
   },
 
   didInsertElement() {
-    this._super();
+    this._super(...arguments);
 
     this.appEvents
       .on("composer:will-open", this, this._dock)
@@ -113,7 +113,7 @@ export default Ember.Component.extend({
   },
 
   willDestroyElement() {
-    this._super();
+    this._super(...arguments);
     this.appEvents
       .off("composer:will-open", this, this._dock)
       .off("composer:resized", this, this._dock)
diff --git a/app/assets/javascripts/discourse/components/topic-timeline.js.es6 b/app/assets/javascripts/discourse/components/topic-timeline.js.es6
index e276e7a3972..14f8db0a049 100644
--- a/app/assets/javascripts/discourse/components/topic-timeline.js.es6
+++ b/app/assets/javascripts/discourse/components/topic-timeline.js.es6
@@ -83,7 +83,7 @@ export default MountWidget.extend(Docking, {
   },
 
   didInsertElement() {
-    this._super();
+    this._super(...arguments);
 
     if (this.get("fullscreen") && !this.get("addShowClass")) {
       Ember.run.next(() => {
diff --git a/app/assets/javascripts/discourse/components/user-card-contents.js.es6 b/app/assets/javascripts/discourse/components/user-card-contents.js.es6
index 0f34c1eb2c2..d13fcd101c1 100644
--- a/app/assets/javascripts/discourse/components/user-card-contents.js.es6
+++ b/app/assets/javascripts/discourse/components/user-card-contents.js.es6
@@ -158,11 +158,11 @@ export default Ember.Component.extend(
     },
 
     didInsertElement() {
-      this._super();
+      this._super(...arguments);
     },
 
     _close() {
-      this._super();
+      this._super(...arguments);
       this.setProperties({
         user: null,
         topicPostCount: null
diff --git a/app/assets/javascripts/discourse/components/user-notifications-large.js.es6 b/app/assets/javascripts/discourse/components/user-notifications-large.js.es6
index d1141947881..ec896cb6c86 100644
--- a/app/assets/javascripts/discourse/components/user-notifications-large.js.es6
+++ b/app/assets/javascripts/discourse/components/user-notifications-large.js.es6
@@ -5,7 +5,7 @@ export default MountWidget.extend({
   widget: "user-notifications-large",
 
   init() {
-    this._super();
+    this._super(...arguments);
     this.args = { notifications: this.get("notifications") };
   },
 
diff --git a/app/assets/javascripts/discourse/components/user-selector.js.es6 b/app/assets/javascripts/discourse/components/user-selector.js.es6
index cdd9aba2809..e07f06ccf4a 100644
--- a/app/assets/javascripts/discourse/components/user-selector.js.es6
+++ b/app/assets/javascripts/discourse/components/user-selector.js.es6
@@ -15,7 +15,7 @@ export default TextField.extend({
   },
 
   didInsertElement(opts) {
-    this._super();
+    this._super(...arguments);
 
     const bool = n => {
       const val = this.get(n);
@@ -106,7 +106,7 @@ export default TextField.extend({
   },
 
   willDestroyElement() {
-    this._super();
+    this._super(...arguments);
     this.$().autocomplete("destroy");
   },
 
diff --git a/app/assets/javascripts/discourse/components/watch-read.js.es6 b/app/assets/javascripts/discourse/components/watch-read.js.es6
index 3a77457477e..7cca41ab8b5 100644
--- a/app/assets/javascripts/discourse/components/watch-read.js.es6
+++ b/app/assets/javascripts/discourse/components/watch-read.js.es6
@@ -2,7 +2,7 @@ import isElementInViewport from "discourse/lib/is-element-in-viewport";
 
 export default Ember.Component.extend({
   didInsertElement() {
-    this._super();
+    this._super(...arguments);
     const currentUser = this.currentUser;
     if (!currentUser) {
       return;
@@ -20,7 +20,7 @@ export default Ember.Component.extend({
   },
 
   willDestroyElement() {
-    this._super();
+    this._super(...arguments);
     $(window).off("load.faq resize.faq scroll.faq");
   }
 });
diff --git a/app/assets/javascripts/discourse/controllers/group-manage-logs.js.es6 b/app/assets/javascripts/discourse/controllers/group-manage-logs.js.es6
index 6ae21e10a87..5f301f38716 100644
--- a/app/assets/javascripts/discourse/controllers/group-manage-logs.js.es6
+++ b/app/assets/javascripts/discourse/controllers/group-manage-logs.js.es6
@@ -10,7 +10,7 @@ export default Ember.Controller.extend({
   application: Ember.inject.controller(),
 
   init() {
-    this._super();
+    this._super(...arguments);
     this.set("filters", Ember.Object.create());
   },
 
diff --git a/app/assets/javascripts/discourse/controllers/group.js.es6 b/app/assets/javascripts/discourse/controllers/group.js.es6
index f23f675fa12..dcb095282b6 100644
--- a/app/assets/javascripts/discourse/controllers/group.js.es6
+++ b/app/assets/javascripts/discourse/controllers/group.js.es6
@@ -2,7 +2,7 @@ import { default as computed } from "ember-addons/ember-computed-decorators";
 
 const Tab = Ember.Object.extend({
   init() {
-    this._super();
+    this._super(...arguments);
     let name = this.get("name");
     this.set("route", this.get("route") || `group.` + name);
     this.set("message", I18n.t(`groups.${this.get("i18nKey") || name}`));
diff --git a/app/assets/javascripts/discourse/controllers/topic.js.es6 b/app/assets/javascripts/discourse/controllers/topic.js.es6
index 0b92cd9a485..c8ae6d66fcf 100644
--- a/app/assets/javascripts/discourse/controllers/topic.js.es6
+++ b/app/assets/javascripts/discourse/controllers/topic.js.es6
@@ -107,7 +107,7 @@ export default Ember.Controller.extend(bufferedProperty("model"), {
   },
 
   init() {
-    this._super();
+    this._super(...arguments);
     this.appEvents.on("post:show-revision", (postNumber, revision) => {
       const post = this.model.get("postStream").postForPostNumber(postNumber);
       if (!post) {
diff --git a/app/assets/javascripts/discourse/controllers/user-invited-show.js.es6 b/app/assets/javascripts/discourse/controllers/user-invited-show.js.es6
index 9d6c3c4c4df..2707013a88e 100644
--- a/app/assets/javascripts/discourse/controllers/user-invited-show.js.es6
+++ b/app/assets/javascripts/discourse/controllers/user-invited-show.js.es6
@@ -15,7 +15,7 @@ export default Ember.Controller.extend({
   rescindedAll: false,
 
   init: function() {
-    this._super();
+    this._super(...arguments);
     this.set("searchTerm", "");
   },
 
diff --git a/app/assets/javascripts/discourse/lib/static-route-builder.js.es6 b/app/assets/javascripts/discourse/lib/static-route-builder.js.es6
index 6e42cc7a013..efc97411c0a 100644
--- a/app/assets/javascripts/discourse/lib/static-route-builder.js.es6
+++ b/app/assets/javascripts/discourse/lib/static-route-builder.js.es6
@@ -22,7 +22,7 @@ export default function(page) {
     },
 
     activate() {
-      this._super();
+      this._super(...arguments);
       jumpToElement(document.location.hash.substr(1));
     },
 
diff --git a/app/assets/javascripts/discourse/mixins/add-archetype-class.js.es6 b/app/assets/javascripts/discourse/mixins/add-archetype-class.js.es6
index ac8e99e2803..eb157699cca 100644
--- a/app/assets/javascripts/discourse/mixins/add-archetype-class.js.es6
+++ b/app/assets/javascripts/discourse/mixins/add-archetype-class.js.es6
@@ -22,7 +22,7 @@ export default {
   },
 
   willDestroyElement() {
-    this._super();
+    this._super(...arguments);
     this._cleanUp();
   }
 };
diff --git a/app/assets/javascripts/discourse/mixins/card-contents-base.js.es6 b/app/assets/javascripts/discourse/mixins/card-contents-base.js.es6
index 931d2356fe6..954fcafa0c7 100644
--- a/app/assets/javascripts/discourse/mixins/card-contents-base.js.es6
+++ b/app/assets/javascripts/discourse/mixins/card-contents-base.js.es6
@@ -67,7 +67,7 @@ export default Ember.Mixin.create({
   },
 
   didInsertElement() {
-    this._super();
+    this._super(...arguments);
     afterTransition(this.$(), this._hide.bind(this));
     const id = this.get("elementId");
     const triggeringLinkClass = this.get("triggeringLinkClass");
@@ -226,7 +226,7 @@ export default Ember.Mixin.create({
   },
 
   willDestroyElement() {
-    this._super();
+    this._super(...arguments);
     const clickOutsideEventName = this.get("clickOutsideEventName");
     const clickDataExpand = this.get("clickDataExpand");
     const clickMention = this.get("clickMention");
diff --git a/app/assets/javascripts/discourse/mixins/docking.js.es6 b/app/assets/javascripts/discourse/mixins/docking.js.es6
index c33b385cbb3..800898ae70a 100644
--- a/app/assets/javascripts/discourse/mixins/docking.js.es6
+++ b/app/assets/javascripts/discourse/mixins/docking.js.es6
@@ -10,7 +10,7 @@ export default Ember.Mixin.create({
   queueDockCheck: null,
 
   init() {
-    this._super();
+    this._super(...arguments);
     this.queueDockCheck = () => {
       Ember.run.debounce(this, this.safeDockCheck, 5);
     };
@@ -24,7 +24,7 @@ export default Ember.Mixin.create({
   },
 
   didInsertElement() {
-    this._super();
+    this._super(...arguments);
 
     $(window).bind("scroll.discourse-dock", this.queueDockCheck);
     $(document).bind("touchmove.discourse-dock", this.queueDockCheck);
@@ -33,7 +33,7 @@ export default Ember.Mixin.create({
   },
 
   willDestroyElement() {
-    this._super();
+    this._super(...arguments);
     $(window).unbind("scroll.discourse-dock", this.queueDockCheck);
     $(document).unbind("touchmove.discourse-dock", this.queueDockCheck);
   }
diff --git a/app/assets/javascripts/discourse/mixins/pan-events.js.es6 b/app/assets/javascripts/discourse/mixins/pan-events.js.es6
index f3c1623ee64..a83cffbc300 100644
--- a/app/assets/javascripts/discourse/mixins/pan-events.js.es6
+++ b/app/assets/javascripts/discourse/mixins/pan-events.js.es6
@@ -11,7 +11,7 @@ export default Ember.Mixin.create({
   _panState: null,
 
   didInsertElement() {
-    this._super();
+    this._super(...arguments);
 
     if (this.site.mobileView) {
       if ("onpointerdown" in document.documentElement) {
@@ -35,7 +35,7 @@ export default Ember.Mixin.create({
   },
 
   willDestroyElement() {
-    this._super();
+    this._super(...arguments);
 
     if (this.site.mobileView) {
       this.$()
diff --git a/app/assets/javascripts/discourse/mixins/password-validation.js.es6 b/app/assets/javascripts/discourse/mixins/password-validation.js.es6
index 7a05424e826..7f2ec93d816 100644
--- a/app/assets/javascripts/discourse/mixins/password-validation.js.es6
+++ b/app/assets/javascripts/discourse/mixins/password-validation.js.es6
@@ -5,7 +5,7 @@ export default Ember.Mixin.create({
   rejectedPasswords: null,
 
   init() {
-    this._super();
+    this._super(...arguments);
     this.set("rejectedPasswords", []);
     this.set("rejectedPasswordsMessages", new Map());
   },
diff --git a/app/assets/javascripts/discourse/mixins/scroll-top.js.es6 b/app/assets/javascripts/discourse/mixins/scroll-top.js.es6
index 41506cca31a..630227b8fa5 100644
--- a/app/assets/javascripts/discourse/mixins/scroll-top.js.es6
+++ b/app/assets/javascripts/discourse/mixins/scroll-top.js.es6
@@ -22,7 +22,7 @@ export default Ember.Mixin.create({
     deprecated(
       "The `ScrollTop` mixin is deprecated. Replace it with a `{{d-section}}` component"
     );
-    this._super();
+    this._super(...arguments);
     scrollTop();
   }
 });
diff --git a/app/assets/javascripts/discourse/models/category-list.js.es6 b/app/assets/javascripts/discourse/models/category-list.js.es6
index 2b49a62b52e..aff72e7fa30 100644
--- a/app/assets/javascripts/discourse/models/category-list.js.es6
+++ b/app/assets/javascripts/discourse/models/category-list.js.es6
@@ -4,7 +4,7 @@ import { ajax } from "discourse/lib/ajax";
 const CategoryList = Ember.ArrayProxy.extend({
   init() {
     this.set("content", []);
-    this._super();
+    this._super(...arguments);
   }
 });
 
diff --git a/app/assets/javascripts/discourse/models/store.js.es6 b/app/assets/javascripts/discourse/models/store.js.es6
index 338e4a7ed0d..d1af36337eb 100644
--- a/app/assets/javascripts/discourse/models/store.js.es6
+++ b/app/assets/javascripts/discourse/models/store.js.es6
@@ -52,7 +52,7 @@ export default Ember.Object.extend({
   },
 
   init() {
-    this._super();
+    this._super(...arguments);
     this.register = this.register || getRegister(this);
   },
 
diff --git a/app/assets/javascripts/discourse/models/user-drafts-stream.js.es6 b/app/assets/javascripts/discourse/models/user-drafts-stream.js.es6
index 0b18349d578..3beef17970a 100644
--- a/app/assets/javascripts/discourse/models/user-drafts-stream.js.es6
+++ b/app/assets/javascripts/discourse/models/user-drafts-stream.js.es6
@@ -14,7 +14,7 @@ export default RestModel.extend({
   loaded: false,
 
   init() {
-    this._super();
+    this._super(...arguments);
     this.setProperties({
       itemsLoaded: 0,
       content: [],
diff --git a/app/assets/javascripts/discourse/pre-initializers/dynamic-route-builders.js.es6 b/app/assets/javascripts/discourse/pre-initializers/dynamic-route-builders.js.es6
index de131f39b26..a8de4fc07da 100644
--- a/app/assets/javascripts/discourse/pre-initializers/dynamic-route-builders.js.es6
+++ b/app/assets/javascripts/discourse/pre-initializers/dynamic-route-builders.js.es6
@@ -56,7 +56,7 @@ export default {
         willTransition() {
           Discourse.User.currentProp("should_be_redirected_to_top", false);
           Discourse.User.currentProp("redirected_to_top.reason", null);
-          return this._super();
+          return this._super(...arguments);
         }
       }
     });
diff --git a/app/assets/javascripts/discourse/routes/application.js.es6 b/app/assets/javascripts/discourse/routes/application.js.es6
index 451ceceec68..c8f38d6d390 100644
--- a/app/assets/javascripts/discourse/routes/application.js.es6
+++ b/app/assets/javascripts/discourse/routes/application.js.es6
@@ -48,7 +48,7 @@ const ApplicationRoute = Discourse.Route.extend(OpenComposer, {
     willTransition() {
       var router = getOwner(this).lookup("router:main");
       Ember.run.once(router, router.trigger, "willTransition");
-      return this._super();
+      return this._super(...arguments);
     },
 
     postWasEnqueued(details) {
@@ -206,7 +206,7 @@ const ApplicationRoute = Discourse.Route.extend(OpenComposer, {
   },
 
   activate() {
-    this._super();
+    this._super(...arguments);
     Ember.run.next(function() {
       // Support for callbacks once the application has activated
       ApplicationRoute.trigger("activate");
diff --git a/app/assets/javascripts/discourse/routes/build-category-route.js.es6 b/app/assets/javascripts/discourse/routes/build-category-route.js.es6
index 7f2d10d24c7..eac9ea20175 100644
--- a/app/assets/javascripts/discourse/routes/build-category-route.js.es6
+++ b/app/assets/javascripts/discourse/routes/build-category-route.js.es6
@@ -185,7 +185,7 @@ export default (filterArg, params) => {
     },
 
     deactivate() {
-      this._super();
+      this._super(...arguments);
       this.searchService.set("searchContext", null);
     },
 
diff --git a/app/assets/javascripts/discourse/routes/discourse.js.es6 b/app/assets/javascripts/discourse/routes/discourse.js.es6
index 750d4961092..6961e8e3b5f 100644
--- a/app/assets/javascripts/discourse/routes/discourse.js.es6
+++ b/app/assets/javascripts/discourse/routes/discourse.js.es6
@@ -9,7 +9,7 @@ const DiscourseRoute = Ember.Route.extend({
   resfreshQueryWithoutTransition: false,
 
   activate() {
-    this._super();
+    this._super(...arguments);
     if (this.get("showFooter")) {
       this.controllerFor("application").set("showFooter", true);
     }
@@ -17,7 +17,7 @@ const DiscourseRoute = Ember.Route.extend({
 
   refresh() {
     if (!this.refreshQueryWithoutTransition) {
-      return this._super();
+      return this._super(...arguments);
     }
 
     const router = getOwner(this).lookup("router:main");
diff --git a/app/assets/javascripts/discourse/routes/preferences-about.js.es6 b/app/assets/javascripts/discourse/routes/preferences-about.js.es6
index db4190ea6f9..d6e29ec7812 100644
--- a/app/assets/javascripts/discourse/routes/preferences-about.js.es6
+++ b/app/assets/javascripts/discourse/routes/preferences-about.js.es6
@@ -17,7 +17,7 @@ export default RestrictedUserRoute.extend({
 
   // A bit odd, but if we leave to /preferences we need to re-render that outlet
   deactivate: function() {
-    this._super();
+    this._super(...arguments);
     this.render("preferences", { into: "user", controller: "preferences" });
   },
 
diff --git a/app/assets/javascripts/discourse/routes/preferences-email.js.es6 b/app/assets/javascripts/discourse/routes/preferences-email.js.es6
index 5b706bdda14..c3fb268c4d6 100644
--- a/app/assets/javascripts/discourse/routes/preferences-email.js.es6
+++ b/app/assets/javascripts/discourse/routes/preferences-email.js.es6
@@ -18,7 +18,7 @@ export default RestrictedUserRoute.extend({
 
   // A bit odd, but if we leave to /preferences we need to re-render that outlet
   deactivate: function() {
-    this._super();
+    this._super(...arguments);
     this.render("preferences", { into: "user", controller: "preferences" });
   }
 });
diff --git a/app/assets/javascripts/discourse/routes/preferences-username.js.es6 b/app/assets/javascripts/discourse/routes/preferences-username.js.es6
index 960710047c6..a556efd6be5 100644
--- a/app/assets/javascripts/discourse/routes/preferences-username.js.es6
+++ b/app/assets/javascripts/discourse/routes/preferences-username.js.es6
@@ -13,7 +13,7 @@ export default RestrictedUserRoute.extend({
 
   // A bit odd, but if we leave to /preferences we need to re-render that outlet
   deactivate: function() {
-    this._super();
+    this._super(...arguments);
     this.render("preferences", { into: "user", controller: "preferences" });
   },
 
diff --git a/app/assets/javascripts/discourse/routes/topic-from-params.js.es6 b/app/assets/javascripts/discourse/routes/topic-from-params.js.es6
index d3ec450f21e..ebb7532673a 100644
--- a/app/assets/javascripts/discourse/routes/topic-from-params.js.es6
+++ b/app/assets/javascripts/discourse/routes/topic-from-params.js.es6
@@ -9,7 +9,7 @@ export default Discourse.Route.extend({
   },
 
   deactivate() {
-    this._super();
+    this._super(...arguments);
     this.controllerFor("topic").unsubscribe();
   },
 
diff --git a/app/assets/javascripts/discourse/routes/topic.js.es6 b/app/assets/javascripts/discourse/routes/topic.js.es6
index e1b36bfebaa..c6e4cf42080 100644
--- a/app/assets/javascripts/discourse/routes/topic.js.es6
+++ b/app/assets/javascripts/discourse/routes/topic.js.es6
@@ -165,7 +165,7 @@ const TopicRoute = Discourse.Route.extend({
     },
 
     willTransition() {
-      this._super();
+      this._super(...arguments);
       Ember.run.cancel(scheduledReplace);
       isTransitioning = true;
       return true;
@@ -227,7 +227,7 @@ const TopicRoute = Discourse.Route.extend({
   },
 
   activate() {
-    this._super();
+    this._super(...arguments);
     isTransitioning = false;
 
     const topic = this.modelFor("topic");
@@ -235,7 +235,7 @@ const TopicRoute = Discourse.Route.extend({
   },
 
   deactivate() {
-    this._super();
+    this._super(...arguments);
 
     this.searchService.set("searchContext", null);
     this.controllerFor("user-card").set("visible", false);
diff --git a/app/assets/javascripts/discourse/routes/user-private-messages.js.es6 b/app/assets/javascripts/discourse/routes/user-private-messages.js.es6
index 01a6052cf4a..2596727a6a3 100644
--- a/app/assets/javascripts/discourse/routes/user-private-messages.js.es6
+++ b/app/assets/javascripts/discourse/routes/user-private-messages.js.es6
@@ -28,7 +28,7 @@ export default Discourse.Route.extend({
 
   actions: {
     willTransition: function() {
-      this._super();
+      this._super(...arguments);
       this.controllerFor("user").set("pmView", null);
       return true;
     }
diff --git a/app/assets/javascripts/discourse/routes/user.js.es6 b/app/assets/javascripts/discourse/routes/user.js.es6
index 4757ccff070..c90353c7549 100644
--- a/app/assets/javascripts/discourse/routes/user.js.es6
+++ b/app/assets/javascripts/discourse/routes/user.js.es6
@@ -68,7 +68,7 @@ export default Discourse.Route.extend({
   },
 
   activate() {
-    this._super();
+    this._super(...arguments);
     const user = this.modelFor("user");
     this.messageBus.subscribe("/u/" + user.get("username_lower"), function(
       data
@@ -78,7 +78,7 @@ export default Discourse.Route.extend({
   },
 
   deactivate() {
-    this._super();
+    this._super(...arguments);
     this.messageBus.unsubscribe(
       "/u/" + this.modelFor("user").get("username_lower")
     );
diff --git a/app/assets/javascripts/select-kit/components/admin-agree-flag-dropdown.js.es6 b/app/assets/javascripts/select-kit/components/admin-agree-flag-dropdown.js.es6
index b7988a0f907..0a7af1b3515 100644
--- a/app/assets/javascripts/select-kit/components/admin-agree-flag-dropdown.js.es6
+++ b/app/assets/javascripts/select-kit/components/admin-agree-flag-dropdown.js.es6
@@ -10,7 +10,7 @@ export default DropdownSelectBox.extend({
   headerIcon: "thumbs-o-up",
 
   computeHeaderContent() {
-    let content = this._super();
+    let content = this._super(...arguments);
     content.name = `${I18n.t("admin.flags.agree")}...`;
     return content;
   },
diff --git a/app/assets/javascripts/select-kit/components/admin-delete-flag-dropdown.js.es6 b/app/assets/javascripts/select-kit/components/admin-delete-flag-dropdown.js.es6
index 5e80bc49542..39c9f54bb42 100644
--- a/app/assets/javascripts/select-kit/components/admin-delete-flag-dropdown.js.es6
+++ b/app/assets/javascripts/select-kit/components/admin-delete-flag-dropdown.js.es6
@@ -9,7 +9,7 @@ export default DropdownSelectBox.extend({
   headerIcon: "trash-o",
 
   computeHeaderContent() {
-    let content = this._super();
+    let content = this._super(...arguments);
     content.name = `${I18n.t("admin.flags.delete")}...`;
     return content;
   },
diff --git a/app/assets/javascripts/select-kit/components/category-chooser.js.es6 b/app/assets/javascripts/select-kit/components/category-chooser.js.es6
index 87dcf59afe5..34cd38b0f82 100644
--- a/app/assets/javascripts/select-kit/components/category-chooser.js.es6
+++ b/app/assets/javascripts/select-kit/components/category-chooser.js.es6
@@ -18,7 +18,7 @@ export default ComboBoxComponent.extend({
   permissionType: PermissionType.FULL,
 
   init() {
-    this._super();
+    this._super(...arguments);
 
     this.get("rowComponentOptions").setProperties({
       allowUncategorized: this.get("allowUncategorized")
@@ -71,7 +71,7 @@ export default ComboBoxComponent.extend({
   },
 
   computeHeaderContent() {
-    let content = this._super();
+    let content = this._super(...arguments);
 
     if (this.get("hasSelection")) {
       const category = Category.findById(content.value);
diff --git a/app/assets/javascripts/select-kit/components/category-drop.js.es6 b/app/assets/javascripts/select-kit/components/category-drop.js.es6
index 3fa4470e96c..e62b894225e 100644
--- a/app/assets/javascripts/select-kit/components/category-drop.js.es6
+++ b/app/assets/javascripts/select-kit/components/category-drop.js.es6
@@ -80,7 +80,7 @@ export default ComboBoxComponent.extend({
   },
 
   computeHeaderContent() {
-    let content = this._super();
+    let content = this._super(...arguments);
 
     if (this.get("hasSelection")) {
       const category = Category.findById(content.value);
diff --git a/app/assets/javascripts/select-kit/components/category-drop/category-drop-header.js.es6 b/app/assets/javascripts/select-kit/components/category-drop/category-drop-header.js.es6
index 9eb91db9695..7c837090633 100644
--- a/app/assets/javascripts/select-kit/components/category-drop/category-drop-header.js.es6
+++ b/app/assets/javascripts/select-kit/components/category-drop/category-drop-header.js.es6
@@ -55,7 +55,7 @@ export default ComboBoxSelectBoxHeaderComponent.extend({
   },
 
   didRender() {
-    this._super();
+    this._super(...arguments);
 
     this.$().attr("style", this.get("categoryStyle"));
     this.$(".caret-icon").attr("style", this.get("categoryStyle"));
diff --git a/app/assets/javascripts/select-kit/components/category-selector.js.es6 b/app/assets/javascripts/select-kit/components/category-selector.js.es6
index 58024db0fe6..53aed68b1e5 100644
--- a/app/assets/javascripts/select-kit/components/category-selector.js.es6
+++ b/app/assets/javascripts/select-kit/components/category-selector.js.es6
@@ -12,7 +12,7 @@ export default MultiSelectComponent.extend({
   allowUncategorized: true,
 
   init() {
-    this._super();
+    this._super(...arguments);
 
     if (!this.get("categories")) this.set("categories", []);
     if (!this.get("blacklist")) this.set("blacklist", []);
diff --git a/app/assets/javascripts/select-kit/components/combo-box.js.es6 b/app/assets/javascripts/select-kit/components/combo-box.js.es6
index 8796036b840..944a64e626f 100644
--- a/app/assets/javascripts/select-kit/components/combo-box.js.es6
+++ b/app/assets/javascripts/select-kit/components/combo-box.js.es6
@@ -15,7 +15,7 @@ export default SingleSelectComponent.extend({
   clearable: false,
 
   computeHeaderContent() {
-    let content = this._super();
+    let content = this._super(...arguments);
     content.hasSelection = this.get("hasSelection");
     return content;
   },
diff --git a/app/assets/javascripts/select-kit/components/composer-actions.js.es6 b/app/assets/javascripts/select-kit/components/composer-actions.js.es6
index 7f19ae5bd14..19f5df0b538 100644
--- a/app/assets/javascripts/select-kit/components/composer-actions.js.es6
+++ b/app/assets/javascripts/select-kit/components/composer-actions.js.es6
@@ -30,7 +30,7 @@ export default DropdownSelectBoxComponent.extend({
   isHidden: Ember.computed.empty("content"),
 
   didReceiveAttrs() {
-    this._super();
+    this._super(...arguments);
 
     // if we change topic we want to change both snapshots
     if (
@@ -53,7 +53,7 @@ export default DropdownSelectBoxComponent.extend({
   },
 
   computeHeaderContent() {
-    let content = this._super();
+    let content = this._super(...arguments);
 
     switch (this.get("action")) {
       case PRIVATE_MESSAGE:
diff --git a/app/assets/javascripts/select-kit/components/dropdown-select-box.js.es6 b/app/assets/javascripts/select-kit/components/dropdown-select-box.js.es6
index 0b540b47885..d510c2f2200 100644
--- a/app/assets/javascripts/select-kit/components/dropdown-select-box.js.es6
+++ b/app/assets/javascripts/select-kit/components/dropdown-select-box.js.es6
@@ -26,7 +26,7 @@ export default SingleSelectComponent.extend({
   },
 
   didSelect() {
-    this._super();
+    this._super(...arguments);
     this.close();
   }
 });
diff --git a/app/assets/javascripts/select-kit/components/future-date-input-selector.js.es6 b/app/assets/javascripts/select-kit/components/future-date-input-selector.js.es6
index 8115fd3d976..447c5e25cc0 100644
--- a/app/assets/javascripts/select-kit/components/future-date-input-selector.js.es6
+++ b/app/assets/javascripts/select-kit/components/future-date-input-selector.js.es6
@@ -169,7 +169,7 @@ export default ComboBoxComponent.extend(DatetimeMixin, {
     "future-date-input-selector/future-date-input-selector-header",
 
   computeHeaderContent() {
-    let content = this._super();
+    let content = this._super(...arguments);
     content.datetime = this._computeDatetimeForValue(this.get("computedValue"));
     content.name = this.get("selection.name") || content.name;
     content.hasSelection = this.get("hasSelection");
diff --git a/app/assets/javascripts/select-kit/components/group-dropdown.js.es6 b/app/assets/javascripts/select-kit/components/group-dropdown.js.es6
index 6a67caf9571..3b0376a2621 100644
--- a/app/assets/javascripts/select-kit/components/group-dropdown.js.es6
+++ b/app/assets/javascripts/select-kit/components/group-dropdown.js.es6
@@ -18,7 +18,7 @@ export default ComboBoxComponent.extend({
   },
 
   computeHeaderContent() {
-    let content = this._super();
+    let content = this._super(...arguments);
 
     if (!this.get("hasSelection")) {
       content.label = `<span>${I18n.t("groups.index.all")}</span>`;
diff --git a/app/assets/javascripts/select-kit/components/list-setting.js.es6 b/app/assets/javascripts/select-kit/components/list-setting.js.es6
index 6cf37e05897..d9eb18f53fd 100644
--- a/app/assets/javascripts/select-kit/components/list-setting.js.es6
+++ b/app/assets/javascripts/select-kit/components/list-setting.js.es6
@@ -10,7 +10,7 @@ export default MultiSelectComponent.extend({
   filterable: true,
 
   init() {
-    this._super();
+    this._super(...arguments);
 
     if (!isNone(this.get("settingName"))) {
       this.set("nameProperty", this.get("settingName"));
diff --git a/app/assets/javascripts/select-kit/components/mini-tag-chooser.js.es6 b/app/assets/javascripts/select-kit/components/mini-tag-chooser.js.es6
index f263fc1789b..662d6c43849 100644
--- a/app/assets/javascripts/select-kit/components/mini-tag-chooser.js.es6
+++ b/app/assets/javascripts/select-kit/components/mini-tag-chooser.js.es6
@@ -136,7 +136,7 @@ export default ComboBox.extend(TagsMixin, {
   },
 
   computeHeaderContent() {
-    let content = this._super();
+    let content = this._super(...arguments);
 
     const joinedTags = this.get("selection")
       .map(s => Ember.get(s, "value"))
diff --git a/app/assets/javascripts/select-kit/components/multi-select.js.es6 b/app/assets/javascripts/select-kit/components/multi-select.js.es6
index 2f83643cd92..880f05e7763 100644
--- a/app/assets/javascripts/select-kit/components/multi-select.js.es6
+++ b/app/assets/javascripts/select-kit/components/multi-select.js.es6
@@ -23,7 +23,7 @@ export default SelectKitComponent.extend({
   values: null,
 
   init() {
-    this._super();
+    this._super(...arguments);
 
     this.set("computedValues", []);
 
diff --git a/app/assets/javascripts/select-kit/components/notifications-button.js.es6 b/app/assets/javascripts/select-kit/components/notifications-button.js.es6
index b19e6662a5e..8629739ad50 100644
--- a/app/assets/javascripts/select-kit/components/notifications-button.js.es6
+++ b/app/assets/javascripts/select-kit/components/notifications-button.js.es6
@@ -37,7 +37,7 @@ export default DropdownSelectBoxComponent.extend({
   iconForSelectedDetails: Ember.computed.alias("selectedDetails.icon"),
 
   computeHeaderContent() {
-    let content = this._super();
+    let content = this._super(...arguments);
     content.name = I18n.t(
       `${this.get("i18nPrefix")}.${this.get("selectedDetails.key")}${this.get(
         "i18nPostfix"
diff --git a/app/assets/javascripts/select-kit/components/pinned-options.js.es6 b/app/assets/javascripts/select-kit/components/pinned-options.js.es6
index d32ab062d39..e13925701d3 100644
--- a/app/assets/javascripts/select-kit/components/pinned-options.js.es6
+++ b/app/assets/javascripts/select-kit/components/pinned-options.js.es6
@@ -10,7 +10,7 @@ export default DropdownSelectBoxComponent.extend({
   autoHighlight() {},
 
   computeHeaderContent() {
-    let content = this._super();
+    let content = this._super(...arguments);
     const pinnedGlobally = this.get("topic.pinned_globally");
     const pinned = this.get("computedValue");
     const globally = pinnedGlobally ? "_globally" : "";
diff --git a/app/assets/javascripts/select-kit/components/search-advanced-category-chooser.js.es6 b/app/assets/javascripts/select-kit/components/search-advanced-category-chooser.js.es6
index f454ff1194c..fe49dbca6c9 100644
--- a/app/assets/javascripts/select-kit/components/search-advanced-category-chooser.js.es6
+++ b/app/assets/javascripts/select-kit/components/search-advanced-category-chooser.js.es6
@@ -11,7 +11,7 @@ export default CategoryChooserComponent.extend({
   permissionType: null,
 
   init() {
-    this._super();
+    this._super(...arguments);
 
     this.get("rowComponentOptions").setProperties({
       displayCategoryDescription: false
diff --git a/app/assets/javascripts/select-kit/components/tag-chooser.js.es6 b/app/assets/javascripts/select-kit/components/tag-chooser.js.es6
index 807b86baf65..46ece3ca5a7 100644
--- a/app/assets/javascripts/select-kit/components/tag-chooser.js.es6
+++ b/app/assets/javascripts/select-kit/components/tag-chooser.js.es6
@@ -16,7 +16,7 @@ export default MultiSelectComponent.extend(TagsMixin, {
   allowAny: Ember.computed.alias("allowCreate"),
 
   init() {
-    this._super();
+    this._super(...arguments);
 
     if (this.get("allowCreate") !== false) {
       this.set("allowCreate", this.site.get("can_create_tag"));
diff --git a/app/assets/javascripts/select-kit/components/tag-drop.js.es6 b/app/assets/javascripts/select-kit/components/tag-drop.js.es6
index d5262fedb00..9219a0bda08 100644
--- a/app/assets/javascripts/select-kit/components/tag-drop.js.es6
+++ b/app/assets/javascripts/select-kit/components/tag-drop.js.es6
@@ -42,7 +42,7 @@ export default ComboBoxComponent.extend(TagsMixin, {
   },
 
   computeHeaderContent() {
-    let content = this._super();
+    let content = this._super(...arguments);
 
     if (!content.value) {
       if (this.get("tagId")) {
diff --git a/app/assets/javascripts/select-kit/components/tag-group-chooser.js.es6 b/app/assets/javascripts/select-kit/components/tag-group-chooser.js.es6
index 4a563c0cbd9..c0f7b8492ab 100644
--- a/app/assets/javascripts/select-kit/components/tag-group-chooser.js.es6
+++ b/app/assets/javascripts/select-kit/components/tag-group-chooser.js.es6
@@ -14,7 +14,7 @@ export default MultiSelectComponent.extend(TagsMixin, {
   allowAny: false,
 
   init() {
-    this._super();
+    this._super(...arguments);
 
     this.set("templateForRow", rowComponent => {
       const tag = rowComponent.get("computedContent");
diff --git a/app/assets/javascripts/select-kit/components/topic-footer-mobile-dropdown.js.es6 b/app/assets/javascripts/select-kit/components/topic-footer-mobile-dropdown.js.es6
index c83b53b66b0..28cebf0eb34 100644
--- a/app/assets/javascripts/select-kit/components/topic-footer-mobile-dropdown.js.es6
+++ b/app/assets/javascripts/select-kit/components/topic-footer-mobile-dropdown.js.es6
@@ -8,7 +8,7 @@ export default ComboBoxComponent.extend({
   allowInitialValueMutation: false,
 
   computeHeaderContent() {
-    let content = this._super();
+    let content = this._super(...arguments);
     content.name = I18n.t("topic.controls");
     return content;
   },
diff --git a/app/assets/javascripts/select-kit/mixins/dom-helpers.js.es6 b/app/assets/javascripts/select-kit/mixins/dom-helpers.js.es6
index ccbdfc8a7ce..7fb8666db90 100644
--- a/app/assets/javascripts/select-kit/mixins/dom-helpers.js.es6
+++ b/app/assets/javascripts/select-kit/mixins/dom-helpers.js.es6
@@ -2,7 +2,7 @@ import { on } from "ember-addons/ember-computed-decorators";
 
 export default Ember.Mixin.create({
   init() {
-    this._super();
+    this._super(...arguments);
 
     this._previousScrollParentOverflow = null;
     this._previousCSSContext = null;
diff --git a/app/assets/javascripts/select-kit/mixins/events.js.es6 b/app/assets/javascripts/select-kit/mixins/events.js.es6
index 508600d1fbc..167fc223e0d 100644
--- a/app/assets/javascripts/select-kit/mixins/events.js.es6
+++ b/app/assets/javascripts/select-kit/mixins/events.js.es6
@@ -1,6 +1,6 @@
 export default Ember.Mixin.create({
   init() {
-    this._super();
+    this._super(...arguments);
 
     this.keys = {
       TAB: 9,
diff --git a/app/assets/javascripts/select-kit/mixins/tags.js.es6 b/app/assets/javascripts/select-kit/mixins/tags.js.es6
index 26438da9f8e..1fbe4588daa 100644
--- a/app/assets/javascripts/select-kit/mixins/tags.js.es6
+++ b/app/assets/javascripts/select-kit/mixins/tags.js.es6
@@ -4,7 +4,7 @@ import { popupAjaxError } from "discourse/lib/ajax-error";
 
 export default Ember.Mixin.create({
   willDestroyElement() {
-    this._super();
+    this._super(...arguments);
 
     const searchDebounce = this.get("searchDebounce");
     if (searchDebounce) run.cancel(searchDebounce);
diff --git a/app/assets/javascripts/wizard/components/invite-list.js.es6 b/app/assets/javascripts/wizard/components/invite-list.js.es6
index c625e3096e4..ce0c3034d5f 100644
--- a/app/assets/javascripts/wizard/components/invite-list.js.es6
+++ b/app/assets/javascripts/wizard/components/invite-list.js.es6
@@ -6,7 +6,7 @@ export default Ember.Component.extend({
   invalid: false,
 
   init() {
-    this._super();
+    this._super(...arguments);
     this.set("users", []);
 
     this.set("roles", [
diff --git a/app/assets/javascripts/wizard/components/wizard-canvas.js.es6 b/app/assets/javascripts/wizard/components/wizard-canvas.js.es6
index 7d413b297a5..ac9d3be8098 100644
--- a/app/assets/javascripts/wizard/components/wizard-canvas.js.es6
+++ b/app/assets/javascripts/wizard/components/wizard-canvas.js.es6
@@ -60,7 +60,7 @@ export default Ember.Component.extend({
   particles: null,
 
   didInsertElement() {
-    this._super();
+    this._super(...arguments);
 
     const canvas = this.$()[0];
     this.ctx = canvas.getContext("2d");
@@ -78,7 +78,7 @@ export default Ember.Component.extend({
   },
 
   willDestroyElement() {
-    this._super();
+    this._super(...arguments);
     $(window).off("resize.wizard");
   },
 
diff --git a/app/assets/javascripts/wizard/components/wizard-field-image.js.es6 b/app/assets/javascripts/wizard/components/wizard-field-image.js.es6
index 793a6902c0c..758c6ba0bfc 100644
--- a/app/assets/javascripts/wizard/components/wizard-field-image.js.es6
+++ b/app/assets/javascripts/wizard/components/wizard-field-image.js.es6
@@ -15,7 +15,7 @@ export default Ember.Component.extend({
   },
 
   didInsertElement() {
-    this._super();
+    this._super(...arguments);
 
     const $upload = this.$();
 
diff --git a/app/assets/javascripts/wizard/components/wizard-step.js.es6 b/app/assets/javascripts/wizard/components/wizard-step.js.es6
index 567e11df5f3..6a655628836 100644
--- a/app/assets/javascripts/wizard/components/wizard-step.js.es6
+++ b/app/assets/javascripts/wizard/components/wizard-step.js.es6
@@ -27,7 +27,7 @@ export default Ember.Component.extend({
   saving: null,
 
   didInsertElement() {
-    this._super();
+    this._super(...arguments);
     this.autoFocus();
   },
 
diff --git a/app/assets/javascripts/wizard/lib/preview.js.es6 b/app/assets/javascripts/wizard/lib/preview.js.es6
index 59732d68682..042df92dff0 100644
--- a/app/assets/javascripts/wizard/lib/preview.js.es6
+++ b/app/assets/javascripts/wizard/lib/preview.js.es6
@@ -36,7 +36,7 @@ export function createPreviewComponent(width, height, obj) {
       loaded: false,
 
       didInsertElement() {
-        this._super();
+        this._super(...arguments);
         const c = this.$("canvas")[0];
         this.ctx = c.getContext("2d");
         this.reload();
diff --git a/app/assets/javascripts/wizard/mixins/valid-state.js.es6 b/app/assets/javascripts/wizard/mixins/valid-state.js.es6
index ee00842eace..b2dc3e89540 100644
--- a/app/assets/javascripts/wizard/mixins/valid-state.js.es6
+++ b/app/assets/javascripts/wizard/mixins/valid-state.js.es6
@@ -11,7 +11,7 @@ export default {
   errorDescription: null,
 
   init() {
-    this._super();
+    this._super(...arguments);
     this.set("_validState", States.UNCHECKED);
   },
 
diff --git a/plugins/discourse-narrative-bot/assets/javascripts/initializers/new-user-narrative.js.es6 b/plugins/discourse-narrative-bot/assets/javascripts/initializers/new-user-narrative.js.es6
index d3ece84fc6f..f9b73b13352 100644
--- a/plugins/discourse-narrative-bot/assets/javascripts/initializers/new-user-narrative.js.es6
+++ b/plugins/discourse-narrative-bot/assets/javascripts/initializers/new-user-narrative.js.es6
@@ -7,7 +7,7 @@ function initialize(api) {
 
   api.modifyClass("component:site-header", {
     didInsertElement() {
-      this._super();
+      this._super(...arguments);
       this.dispatch("header:search-context-trigger", "header");
     }
   });
diff --git a/plugins/poll/assets/javascripts/controllers/poll-ui-builder.js.es6 b/plugins/poll/assets/javascripts/controllers/poll-ui-builder.js.es6
index fc599f349f5..e49621b884b 100644
--- a/plugins/poll/assets/javascripts/controllers/poll-ui-builder.js.es6
+++ b/plugins/poll/assets/javascripts/controllers/poll-ui-builder.js.es6
@@ -14,7 +14,7 @@ export default Ember.Controller.extend({
   closedPollResult: "on_close",
 
   init() {
-    this._super();
+    this._super(...arguments);
     this._setupPoll();
   },
 
diff --git a/plugins/poll/assets/javascripts/initializers/extend-for-poll.js.es6 b/plugins/poll/assets/javascripts/initializers/extend-for-poll.js.es6
index edd99f16f9c..4dbdcfd6b90 100644
--- a/plugins/poll/assets/javascripts/initializers/extend-for-poll.js.es6
+++ b/plugins/poll/assets/javascripts/initializers/extend-for-poll.js.es6
@@ -8,7 +8,7 @@ function initializePolls(api) {
 
   api.modifyClass("controller:topic", {
     subscribe() {
-      this._super();
+      this._super(...arguments);
       this.messageBus.subscribe("/polls/" + this.get("model.id"), msg => {
         const post = this.get("model.postStream").findLoadedPost(msg.post_id);
         if (post) {
@@ -18,7 +18,7 @@ function initializePolls(api) {
     },
     unsubscribe() {
       this.messageBus.unsubscribe("/polls/*");
-      this._super();
+      this._super(...arguments);
     }
   });