2 files changed, 5 insertions, 5 deletions
diff --git a/browser/extensions/screenshots/selector/ui.js b/browser/extensions/screenshots/selector/ui.js
index c8433a8f84..9e54a1dfb2 100644
--- a/browser/extensions/screenshots/selector/ui.js
+++ b/browser/extensions/screenshots/selector/ui.js
@@ -85,7 +85,7 @@ this.ui = (function () {
     document: null,
     window: null,
     display(installHandlerOnDocument) {
-      return new Promise((resolve, reject) => {
+      return new Promise(resolve => {
         if (!this.element) {
           this.element = initializeIframe();
           this.element.id = "firefox-screenshots-selection-iframe";
@@ -240,7 +240,7 @@ this.ui = (function () {
     document: null,
     window: null,
     display(installHandlerOnDocument, standardOverlayCallbacks) {
-      return new Promise((resolve, reject) => {
+      return new Promise(resolve => {
         if (!this.element) {
           this.element = initializeIframe();
           this.element.id = "firefox-screenshots-preselection-iframe";
@@ -381,7 +381,7 @@ this.ui = (function () {
     document: null,
     window: null,
     display(installHandlerOnDocument, standardOverlayCallbacks) {
-      return new Promise((resolve, reject) => {
+      return new Promise(resolve => {
         if (!this.element) {
           this.element = initializeIframe();
           this.element.id = "firefox-screenshots-preview-iframe";
diff --git a/browser/extensions/screenshots/selector/uicontrol.js b/browser/extensions/screenshots/selector/uicontrol.js
index b690281083..0fc44bd433 100644
--- a/browser/extensions/screenshots/selector/uicontrol.js
+++ b/browser/extensions/screenshots/selector/uicontrol.js
@@ -445,7 +445,7 @@ this.uicontrol = (function () {
     },
 
     /** When we find an element, maybe there's one that's just a little bit better... */
-    evenBetterElement(node, origRect) {
+    evenBetterElement(node) {
       let el = node.parentNode;
       const ELEMENT_NODE = document.ELEMENT_NODE;
       while (el && el.nodeType === ELEMENT_NODE) {
@@ -541,7 +541,7 @@ this.uicontrol = (function () {
       }
     },
 
-    mouseup(event) {
+    mouseup() {
       // If we don't get into "dragging" then we attempt an autoselect
       if (mouseupNoAutoselect) {
         sendEvent("cancel-selection", "selection-background-mousedown");