Adding upstream version 125.0.1.upstream/125.0.1

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

32 files changed, 82 insertions, 82 deletions

diff --git a/toolkit/components/url-classifier/tests/UrlClassifierTestUtils.sys.mjs b/toolkit/components/url-classifier/tests/UrlClassifierTestUtils.sys.mjs
index c69d0c24b4..a05260b6b3 100644
--- a/toolkit/components/url-classifier/tests/UrlClassifierTestUtils.sys.mjs
+++ b/toolkit/components/url-classifier/tests/UrlClassifierTestUtils.sys.mjs
@@ -225,12 +225,12 @@ export var UrlClassifierTestUtils = {
 
           throw Components.Exception("", Cr.NS_ERROR_NO_INTERFACE);
         },
-        updateUrlRequested: url => {},
-        streamFinished: status => {},
-        updateError: errorCode => {
+        updateUrlRequested: () => {},
+        streamFinished: () => {},
+        updateError: () => {
           reject("Got updateError when updating " + table.name);
         },
-        updateSuccess: requestedTimeout => {
+        updateSuccess: () => {
           resolve();
         },
       };
diff --git a/toolkit/components/url-classifier/tests/mochitest/allowlistAnnotatedFrame.html b/toolkit/components/url-classifier/tests/mochitest/allowlistAnnotatedFrame.html
index 1096274260..48ca1662c8 100644
--- a/toolkit/components/url-classifier/tests/mochitest/allowlistAnnotatedFrame.html
+++ b/toolkit/components/url-classifier/tests/mochitest/allowlistAnnotatedFrame.html
@@ -134,7 +134,7 @@ fetch("http://tracking.example.com/tests/toolkit/components/url-classifier/tests
         fetchItem = "badresponse";
         loaded("fetch");
     }
- }).catch(function(error) {
+ }).catch(function() {
      fetchItem = "error";
      loaded("fetch");
 });
diff --git a/toolkit/components/url-classifier/tests/mochitest/classifiedAnnotatedFrame.html b/toolkit/components/url-classifier/tests/mochitest/classifiedAnnotatedFrame.html
index 9b12f529cb..a1ca1ad303 100644
--- a/toolkit/components/url-classifier/tests/mochitest/classifiedAnnotatedFrame.html
+++ b/toolkit/components/url-classifier/tests/mochitest/classifiedAnnotatedFrame.html
@@ -141,7 +141,7 @@ fetch("http://tracking.example.com/tests/toolkit/components/url-classifier/tests
         fetchItem = "badresponse";
         loaded("fetch");
     }
- }).catch(function(error) {
+ }).catch(function() {
      fetchItem = "error";
      loaded("fetch");
 });
diff --git a/toolkit/components/url-classifier/tests/mochitest/classifierCommon.js b/toolkit/components/url-classifier/tests/mochitest/classifierCommon.js
index ca288986e3..00a4e8d08b 100644
--- a/toolkit/components/url-classifier/tests/mochitest/classifierCommon.js
+++ b/toolkit/components/url-classifier/tests/mochitest/classifierCommon.js
@@ -23,12 +23,12 @@ function setTimeout(callback, delay) {
 function doUpdate(update) {
   let listener = {
     QueryInterface: ChromeUtils.generateQI(["nsIUrlClassifierUpdateObserver"]),
-    updateUrlRequested(url) {},
-    streamFinished(status) {},
+    updateUrlRequested() {},
+    streamFinished() {},
     updateError(errorCode) {
       sendAsyncMessage("updateError", errorCode);
     },
-    updateSuccess(requestedTimeout) {
+    updateSuccess() {
       sendAsyncMessage("updateSuccess");
     },
   };
diff --git a/toolkit/components/url-classifier/tests/mochitest/classifierHelper.js b/toolkit/components/url-classifier/tests/mochitest/classifierHelper.js
index 157e5d54f7..b07bfc7fc5 100644
--- a/toolkit/components/url-classifier/tests/mochitest/classifierHelper.js
+++ b/toolkit/components/url-classifier/tests/mochitest/classifierHelper.js
@@ -27,7 +27,7 @@ classifierHelper._initsCB = [];
 // This function return a Promise, promise is resolved when SafeBrowsing.jsm
 // is initialized.
 classifierHelper.waitForInit = function () {
-  return new Promise(function (resolve, reject) {
+  return new Promise(function (resolve) {
     classifierHelper._initsCB.push(resolve);
     gScript.sendAsyncMessage("waitForInit");
   });
@@ -115,7 +115,7 @@ classifierHelper.resetDatabase = function () {
 };
 
 classifierHelper.reloadDatabase = function () {
-  return new Promise(function (resolve, reject) {
+  return new Promise(function (resolve) {
     gScript.addMessageListener("reloadSuccess", function handler() {
       gScript.removeMessageListener("reloadSuccess", handler);
       resolve();
diff --git a/toolkit/components/url-classifier/tests/mochitest/dnt.html b/toolkit/components/url-classifier/tests/mochitest/dnt.html
index 2246263688..2ce66d4961 100644
--- a/toolkit/components/url-classifier/tests/mochitest/dnt.html
+++ b/toolkit/components/url-classifier/tests/mochitest/dnt.html
@@ -13,7 +13,7 @@ function makeXHR(url, callback) {
   xhr.send();
 }
 
-function loaded(type) {
+function loaded() {
   window.parent.postMessage("navigator.doNotTrack=" + navigator.doNotTrack, "*");
 
   makeXHR("dnt.sjs", (res) => {
diff --git a/toolkit/components/url-classifier/tests/mochitest/features.js b/toolkit/components/url-classifier/tests/mochitest/features.js
index 0004693d81..fc2d8d1c81 100644
--- a/toolkit/components/url-classifier/tests/mochitest/features.js
+++ b/toolkit/components/url-classifier/tests/mochitest/features.js
@@ -247,7 +247,7 @@ var chromeScript;
 function runTests(flag, prefs, trackingResource) {
   chromeScript = SpecialPowers.loadChromeScript(_ => {
     /* eslint-env mozilla/chrome-script */
-    function onExamResp(subject, topic, data) {
+    function onExamResp(subject) {
       let channel = subject.QueryInterface(Ci.nsIHttpChannel);
       let classifiedChannel = subject.QueryInterface(Ci.nsIClassifiedChannel);
       if (
diff --git a/toolkit/components/url-classifier/tests/mochitest/head.js b/toolkit/components/url-classifier/tests/mochitest/head.js
index dca6abe279..f105b1718d 100644
--- a/toolkit/components/url-classifier/tests/mochitest/head.js
+++ b/toolkit/components/url-classifier/tests/mochitest/head.js
@@ -1,6 +1,6 @@
 // calculate the fullhash and send it to gethash server
 function addCompletionToServer(list, url, mochitestUrl) {
-  return new Promise(function (resolve, reject) {
+  return new Promise(function (resolve) {
     var listParam = "list=" + list;
     var fullhashParam = "fullhash=" + hash(url);
 
diff --git a/toolkit/components/url-classifier/tests/mochitest/test_bug1254766.html b/toolkit/components/url-classifier/tests/mochitest/test_bug1254766.html
index 2e528a7242..67dff80255 100644
--- a/toolkit/components/url-classifier/tests/mochitest/test_bug1254766.html
+++ b/toolkit/components/url-classifier/tests/mochitest/test_bug1254766.html
@@ -36,7 +36,7 @@ var gCurGethashCounter = 0;
 var expectLoad = false;
 
 function loadTestFrame() {
-  return new Promise(function(resolve, reject) {
+  return new Promise(function(resolve) {
     var iframe = document.createElement("iframe");
     iframe.setAttribute("src", "gethashFrame.html");
     document.body.appendChild(iframe);
@@ -49,7 +49,7 @@ function loadTestFrame() {
 }
 
 function getGethashCounter() {
-  return new Promise(function(resolve, reject) {
+  return new Promise(function(resolve) {
     var xhr = new XMLHttpRequest;
     xhr.open("PUT", GETHASH_URL + "?gethashcount");
     xhr.setRequestHeader("Content-Type", "text/plain");
diff --git a/toolkit/components/url-classifier/tests/mochitest/test_cachemiss.html b/toolkit/components/url-classifier/tests/mochitest/test_cachemiss.html
index 2af0285884..71d14b6d47 100644
--- a/toolkit/components/url-classifier/tests/mochitest/test_cachemiss.html
+++ b/toolkit/components/url-classifier/tests/mochitest/test_cachemiss.html
@@ -29,7 +29,7 @@ var gPreGethashCounter = 0;
 var gCurGethashCounter = 0;
 
 function loadTestFrame() {
-  return new Promise(function(resolve, reject) {
+  return new Promise(function(resolve) {
     var iframe = document.createElement("iframe");
     iframe.setAttribute("src", "gethashFrame.html");
     document.body.appendChild(iframe);
@@ -42,7 +42,7 @@ function loadTestFrame() {
 }
 
 function getGethashCounter() {
-  return new Promise(function(resolve, reject) {
+  return new Promise(function(resolve) {
     var xhr = new XMLHttpRequest;
     xhr.open("PUT", GETHASH_URL + "?gethashcount");
     xhr.setRequestHeader("Content-Type", "text/plain");
diff --git a/toolkit/components/url-classifier/tests/mochitest/test_classified_annotations.html b/toolkit/components/url-classifier/tests/mochitest/test_classified_annotations.html
index 44a0c92549..6d255dd094 100644
--- a/toolkit/components/url-classifier/tests/mochitest/test_classified_annotations.html
+++ b/toolkit/components/url-classifier/tests/mochitest/test_classified_annotations.html
@@ -28,7 +28,7 @@ const {TestUtils} = ChromeUtils.importESModule(
 );
 
 function testOnWindow() {
-  return new Promise((resolve, reject) => {
+  return new Promise((resolve) => {
     let win = mainWindow.OpenBrowserWindow();
     win.addEventListener("load", function() {
       TestUtils.topicObserved("browser-delayed-startup-finished",
diff --git a/toolkit/components/url-classifier/tests/mochitest/test_classifier_changetablepref.html b/toolkit/components/url-classifier/tests/mochitest/test_classifier_changetablepref.html
index ea16c14e74..7b3674c04a 100644
--- a/toolkit/components/url-classifier/tests/mochitest/test_classifier_changetablepref.html
+++ b/toolkit/components/url-classifier/tests/mochitest/test_classifier_changetablepref.html
@@ -49,7 +49,7 @@ function checkLoads(aWindow, aBlocked) {
 }
 
 function testOnWindow() {
-  return new Promise((resolve, reject) => {
+  return new Promise((resolve) => {
     let win = mainWindow.OpenBrowserWindow();
     win.addEventListener("load", function() {
       TestUtils.topicObserved("browser-delayed-startup-finished",
@@ -63,7 +63,7 @@ function testOnWindow() {
           }
           win.removeEventListener("DOMContentLoaded", onInnerLoad, true);
 
-          win.content.addEventListener("load", function innerLoad2(e) {
+          win.content.addEventListener("load", function innerLoad2() {
             win.content.removeEventListener("load", innerLoad2);
             SimpleTest.executeSoon(function() {
               resolve(win);
@@ -81,7 +81,7 @@ function testOnWindow() {
 }
 
 function setup() {
-  return new Promise(function(resolve, reject) {
+  return new Promise(function(resolve) {
     // gethash url of test table "moz-track-digest256" should be updated
     // after setting preference.
     var url = listmanager.getGethashUrl(testTable);
diff --git a/toolkit/components/url-classifier/tests/mochitest/test_classify_by_default.html b/toolkit/components/url-classifier/tests/mochitest/test_classify_by_default.html
index c10a0c62f9..a3ede628e0 100644
--- a/toolkit/components/url-classifier/tests/mochitest/test_classify_by_default.html
+++ b/toolkit/components/url-classifier/tests/mochitest/test_classify_by_default.html
@@ -77,7 +77,7 @@ async function setupAndRun(hasCookie, topLevelSite = TEST_TOP_SITE) {
   });
 }
 
-async function cleanup(topLevelSite = TEST_TOP_SITE) {
+async function cleanup() {
   function clearServiceWorker() {
     return new Promise(resolve => {
       let w;
diff --git a/toolkit/components/url-classifier/tests/mochitest/test_classify_ping.html b/toolkit/components/url-classifier/tests/mochitest/test_classify_ping.html
index 6a8a189ed2..72bfd35ece 100644
--- a/toolkit/components/url-classifier/tests/mochitest/test_classify_ping.html
+++ b/toolkit/components/url-classifier/tests/mochitest/test_classify_ping.html
@@ -31,7 +31,7 @@
     var id = "1111";
     ping(id, host_nottrack);
 
-    return new Promise(function(resolve, reject) {
+    return new Promise(function(resolve) {
       // Retry at most 30 seconds.
       isPingedWithRetry(id, expectPing, msg, resolve, 30 * 1000 / RETRY_TIMEOUT_MS);
     });
@@ -45,7 +45,7 @@
     var id = "2222";
     ping(id, host_track);
 
-    return new Promise(function(resolve, reject) {
+    return new Promise(function(resolve) {
       // Retry at most 30 seconds.
       isPingedWithRetry(id, expectPing, msg, resolve, 30 * 1000 / RETRY_TIMEOUT_MS);
     });
@@ -59,7 +59,7 @@
     var id = "3333";
     ping(id, host_track);
 
-    return new Promise(function(resolve, reject) {
+    return new Promise(function(resolve) {
       setTimeout(function() {
         isPinged(id, expectPing, msg, resolve);
       }, timeout);
diff --git a/toolkit/components/url-classifier/tests/mochitest/test_classify_top_sandboxed.html b/toolkit/components/url-classifier/tests/mochitest/test_classify_top_sandboxed.html
index 7e3ae97751..51e1d0ae41 100644
--- a/toolkit/components/url-classifier/tests/mochitest/test_classify_top_sandboxed.html
+++ b/toolkit/components/url-classifier/tests/mochitest/test_classify_top_sandboxed.html
@@ -15,7 +15,7 @@ async function runTests() {
   var chromeScript;
   chromeScript = SpecialPowers.loadChromeScript(_ => {
     /* eslint-env mozilla/chrome-script */
-    function onExamResp(subject, topic, data) {
+    function onExamResp(subject) {
       let channel = subject.QueryInterface(Ci.nsIHttpChannel);
       let classifiedChannel = subject.QueryInterface(Ci.nsIClassifiedChannel);
       if (
diff --git a/toolkit/components/url-classifier/tests/mochitest/test_classify_track.html b/toolkit/components/url-classifier/tests/mochitest/test_classify_track.html
index cbb6e67c78..3bc1e9e8f9 100644
--- a/toolkit/components/url-classifier/tests/mochitest/test_classify_track.html
+++ b/toolkit/components/url-classifier/tests/mochitest/test_classify_track.html
@@ -28,7 +28,7 @@
   function testValidTrack() {
     SpecialPowers.setBoolPref(PREF, true);
 
-    return new Promise(function(resolve, reject) {
+    return new Promise(function(resolve) {
       var track = document.createElement("track");
       track.track.mode = "hidden";
       track.src = validtrack_url;
@@ -58,7 +58,7 @@
   function testBlocklistTrackSafebrowsingOff() {
     SpecialPowers.setBoolPref(PREF, false);
 
-    return new Promise(function(resolve, reject) {
+    return new Promise(function(resolve) {
       var track = document.createElement("track");
       track.track.mode = "hidden";
       track.src = malware_url;
@@ -88,7 +88,7 @@
   function testBlocklistTrackSafebrowsingOn() {
     SpecialPowers.setBoolPref(PREF, true);
 
-    return new Promise(function(resolve, reject) {
+    return new Promise(function(resolve) {
       var track = document.createElement("track");
       track.track.mode = "hidden";
       // Add a query string parameter here to avoid url classifier bypass classify
diff --git a/toolkit/components/url-classifier/tests/mochitest/test_donottrack.html b/toolkit/components/url-classifier/tests/mochitest/test_donottrack.html
index 96278ae49d..e542b97b39 100644
--- a/toolkit/components/url-classifier/tests/mochitest/test_donottrack.html
+++ b/toolkit/components/url-classifier/tests/mochitest/test_donottrack.html
@@ -78,7 +78,7 @@ function executeTest(test) {
 
   var win = mainWindow.OpenBrowserWindow({private: test.setting.pbMode});
 
-  return new Promise(function(resolve, reject) {
+  return new Promise(function(resolve) {
     win.addEventListener("load", function() {
       TestUtils.topicObserved("browser-delayed-startup-finished",
                               subject => subject == win).then(() => {
diff --git a/toolkit/components/url-classifier/tests/mochitest/test_gethash.html b/toolkit/components/url-classifier/tests/mochitest/test_gethash.html
index b9d3a2fd44..a917e59342 100644
--- a/toolkit/components/url-classifier/tests/mochitest/test_gethash.html
+++ b/toolkit/components/url-classifier/tests/mochitest/test_gethash.html
@@ -32,7 +32,7 @@ var shouldLoad = false;
 // When access the test page gecko should trigger gethash request to server and
 // get the completion response.
 function loadTestFrame(id) {
-  return new Promise(function(resolve, reject) {
+  return new Promise(function(resolve) {
     var iframe = document.getElementById(id);
     iframe.setAttribute("src", "gethashFrame.html");
 
diff --git a/toolkit/components/url-classifier/tests/mochitest/test_privatebrowsing_trackingprotection.html b/toolkit/components/url-classifier/tests/mochitest/test_privatebrowsing_trackingprotection.html
index 0959ecf42e..e7c7fc9909 100644
--- a/toolkit/components/url-classifier/tests/mochitest/test_privatebrowsing_trackingprotection.html
+++ b/toolkit/components/url-classifier/tests/mochitest/test_privatebrowsing_trackingprotection.html
@@ -27,7 +27,7 @@ const {TestUtils} = ChromeUtils.importESModule(
 );
 
 function testOnWindow(aPrivate) {
-  return new Promise((resolve, reject) => {
+  return new Promise((resolve) => {
     let win = mainWindow.OpenBrowserWindow({private: aPrivate});
     win.addEventListener("load", function() {
       TestUtils.topicObserved("browser-delayed-startup-finished",
diff --git a/toolkit/components/url-classifier/tests/mochitest/test_reporturl.html b/toolkit/components/url-classifier/tests/mochitest/test_reporturl.html
index 36d128cdf7..201a86f94a 100644
--- a/toolkit/components/url-classifier/tests/mochitest/test_reporturl.html
+++ b/toolkit/components/url-classifier/tests/mochitest/test_reporturl.html
@@ -103,7 +103,7 @@ var createBlockedIframe = function(aWindow, aBrowser, aTopUrl, aUrl) {
 
     await SpecialPowers.spawn(aBrowser, [aUrl], async function(url) {
       return new Promise(resolve => {
-        let listener = e => {
+        let listener = () => {
           docShell.chromeEventHandler.removeEventListener("AboutBlockedLoaded", listener, false, true);
           resolve();
         };
@@ -120,7 +120,7 @@ var createBlockedIframe = function(aWindow, aBrowser, aTopUrl, aUrl) {
   })();
 };
 
-var createBlockedPage = function(aWindow, aBrowser, aTopUrl, aUrl) {
+var createBlockedPage = function(aWindow, aBrowser, aTopUrl) {
   (async function() {
     BrowserTestUtils.startLoadingURIString(aBrowser, aTopUrl);
     await BrowserTestUtils.waitForContentEvent(aBrowser, "DOMContentLoaded");
diff --git a/toolkit/components/url-classifier/tests/mochitest/test_threathit_report.html b/toolkit/components/url-classifier/tests/mochitest/test_threathit_report.html
index 341d26fa3f..307c708785 100644
--- a/toolkit/components/url-classifier/tests/mochitest/test_threathit_report.html
+++ b/toolkit/components/url-classifier/tests/mochitest/test_threathit_report.html
@@ -76,7 +76,7 @@ var testDatas = [
 ];
 
 function addDataV4ToServer(list, type, data) {
-  return new Promise(function(resolve, reject) {
+  return new Promise(function(resolve) {
     var xhr = new XMLHttpRequest;
     let params = new URLSearchParams();
     params.append("action", "store");
@@ -185,7 +185,7 @@ function testOnWindow(aTestData) {
       let expected;
       let browser = win.gBrowser.selectedBrowser;
       let progressListener = {
-        onContentBlockingEvent(aWebProgress, aRequest, aEvent) {
+        onContentBlockingEvent() {
           expected = aTestData.reportUrl;
         },
         QueryInterface: ChromeUtils.generateQI(["nsISupportsWeakReference"]),
diff --git a/toolkit/components/url-classifier/tests/mochitest/test_trackingprotection_bug1312515.html b/toolkit/components/url-classifier/tests/mochitest/test_trackingprotection_bug1312515.html
index 31c69ac293..d29c4e8b99 100644
--- a/toolkit/components/url-classifier/tests/mochitest/test_trackingprotection_bug1312515.html
+++ b/toolkit/components/url-classifier/tests/mochitest/test_trackingprotection_bug1312515.html
@@ -86,7 +86,7 @@ function checkPriority(aSubject, aCallback, aPriority, aMessage) {
 }
 
 function testXHR1() {
-  return new Promise(function(aResolve, aReject) {
+  return new Promise(function(aResolve) {
     testUrl = "http://tracking.example.com/";
     info("Not blocklisted: " + testUrl);
     resolve = aResolve;
@@ -96,7 +96,7 @@ function testXHR1() {
 }
 
 function testXHR2() {
-  return new Promise(function(aResolve, aReject) {
+  return new Promise(function(aResolve) {
     testUrl = "http://trackertest.org/";
     info("Blocklisted and not entitylisted: " + testUrl);
     resolve = aResolve;
@@ -106,7 +106,7 @@ function testXHR2() {
 }
 
 function testFetch1() {
-  return new Promise(function(aResolve, aReject) {
+  return new Promise(function(aResolve) {
     testUrl = "http://itisatracker.org/"; // only entitylisted in TP, not for annotations
     info("Blocklisted and not entitylisted: " + testUrl);
     resolve = aResolve;
@@ -116,7 +116,7 @@ function testFetch1() {
 }
 
 function testFetch2() {
-  return new Promise(function(aResolve, aReject) {
+  return new Promise(function(aResolve) {
     testUrl = "http://tracking.example.org/"; // only entitylisted for annotations, not in TP
     info("Blocklisted but also entitylisted: " + testUrl);
     resolve = aResolve;
diff --git a/toolkit/components/url-classifier/tests/mochitest/test_trackingprotection_bug1580416.html b/toolkit/components/url-classifier/tests/mochitest/test_trackingprotection_bug1580416.html
index 75d69b2596..9ca8eebb88 100644
--- a/toolkit/components/url-classifier/tests/mochitest/test_trackingprotection_bug1580416.html
+++ b/toolkit/components/url-classifier/tests/mochitest/test_trackingprotection_bug1580416.html
@@ -28,7 +28,7 @@ const {TestUtils} = ChromeUtils.importESModule(
 );
 
 function testOnWindow(contentPage) {
-  return new Promise((resolve, reject) => {
+  return new Promise((resolve) => {
     var win = mainWindow.OpenBrowserWindow();
     win.addEventListener("load", function() {
       TestUtils.topicObserved("browser-delayed-startup-finished",
diff --git a/toolkit/components/url-classifier/tests/mochitest/test_trackingprotection_whitelist.html b/toolkit/components/url-classifier/tests/mochitest/test_trackingprotection_whitelist.html
index 69ca337c33..55070dd3ae 100644
--- a/toolkit/components/url-classifier/tests/mochitest/test_trackingprotection_whitelist.html
+++ b/toolkit/components/url-classifier/tests/mochitest/test_trackingprotection_whitelist.html
@@ -31,7 +31,7 @@ const {TestUtils} = ChromeUtils.importESModule(
 );
 
 function testOnWindow(contentPage) {
-  return new Promise((resolve, reject) => {
+  return new Promise((resolve) => {
     var win = mainWindow.OpenBrowserWindow();
     win.addEventListener("load", function() {
       TestUtils.topicObserved("browser-delayed-startup-finished",
diff --git a/toolkit/components/url-classifier/tests/mochitest/workerFrame.html b/toolkit/components/url-classifier/tests/mochitest/workerFrame.html
index 69e8dd0074..20a682c529 100644
--- a/toolkit/components/url-classifier/tests/mochitest/workerFrame.html
+++ b/toolkit/components/url-classifier/tests/mochitest/workerFrame.html
@@ -16,7 +16,7 @@ function startCleanWorker() {
     window.parent.postMessage("finish", "*");
   };
 
-  worker.onerror = function(event) {
+  worker.onerror = function() {
     window.parent.postmessage("failure:failed to load cleanWorker.js", "*");
     window.parent.postMessage("finish", "*");
   };
@@ -27,12 +27,12 @@ function startCleanWorker() {
 function startEvilWorker() {
   var worker = new Worker("evilWorker.js");
 
-  worker.onmessage = function(event) {
+  worker.onmessage = function() {
     window.parent.postMessage("failure:failed to block evilWorker.js", "*");
     startUnwantedWorker();
   };
 
-  worker.onerror = function(event) {
+  worker.onerror = function() {
     window.parent.postMessage("success:blocked evilWorker.js", "*");
     startUnwantedWorker();
   };
@@ -43,12 +43,12 @@ function startEvilWorker() {
 function startUnwantedWorker() {
   var worker = new Worker("unwantedWorker.js");
 
-  worker.onmessage = function(event) {
+  worker.onmessage = function() {
     window.parent.postMessage("failure:failed to block unwantedWorker.js", "*");
     startCleanWorker();
   };
 
-  worker.onerror = function(event) {
+  worker.onerror = function() {
     window.parent.postMessage("success:blocked unwantedWorker.js", "*");
     startCleanWorker();
   };
diff --git a/toolkit/components/url-classifier/tests/unit/head_urlclassifier.js b/toolkit/components/url-classifier/tests/unit/head_urlclassifier.js
index 0ed731b564..b38fa447bf 100644
--- a/toolkit/components/url-classifier/tests/unit/head_urlclassifier.js
+++ b/toolkit/components/url-classifier/tests/unit/head_urlclassifier.js
@@ -186,8 +186,8 @@ function doSimpleUpdate(updateText, success, failure) {
   var listener = {
     QueryInterface: ChromeUtils.generateQI(["nsIUrlClassifierUpdateObserver"]),
 
-    updateUrlRequested(url) {},
-    streamFinished(status) {},
+    updateUrlRequested() {},
+    streamFinished() {},
     updateError(errorCode) {
       failure(errorCode);
     },
@@ -210,8 +210,8 @@ function doErrorUpdate(tables, success, failure) {
   var listener = {
     QueryInterface: ChromeUtils.generateQI(["nsIUrlClassifierUpdateObserver"]),
 
-    updateUrlRequested(url) {},
-    streamFinished(status) {},
+    updateUrlRequested() {},
+    streamFinished() {},
     updateError(errorCode) {
       success(errorCode);
     },
@@ -442,7 +442,7 @@ function Timer(delay, cb) {
 
 Timer.prototype = {
   QueryInterface: ChromeUtils.generateQI(["nsITimerCallback"]),
-  notify(timer) {
+  notify() {
     this.cb();
   },
 };
diff --git a/toolkit/components/url-classifier/tests/unit/test_channelClassifierService.js b/toolkit/components/url-classifier/tests/unit/test_channelClassifierService.js
index 9d5f5edb65..b7c176c371 100644
--- a/toolkit/components/url-classifier/tests/unit/test_channelClassifierService.js
+++ b/toolkit/components/url-classifier/tests/unit/test_channelClassifierService.js
@@ -42,7 +42,7 @@ function setupChannel(uri, topUri = TOP_LEVEL_DOMAIN) {
 
 function waitForBeforeBlockEvent(expected, callback) {
   return new Promise(function (resolve) {
-    let observer = function observe(aSubject, aTopic, aData) {
+    let observer = function observe(aSubject, aTopic) {
       switch (aTopic) {
         case "urlclassifier-before-block-channel":
           let channel = aSubject.QueryInterface(
@@ -90,10 +90,10 @@ add_task(async function test_block_channel() {
     null
   );
 
-  let openPromise = new Promise((resolve, reject) => {
+  let openPromise = new Promise(resolve => {
     channel.asyncOpen({
-      onStartRequest: (request, context) => {},
-      onDataAvailable: (request, context, stream, offset, count) => {},
+      onStartRequest: () => {},
+      onDataAvailable: () => {},
       onStopRequest: (request, status) => {
         dump("status = " + status + "\n");
         if (status == 200) {
@@ -140,10 +140,10 @@ add_task(async function test_unblock_channel() {
     }
   );
 
-  let openPromise = new Promise((resolve, reject) => {
+  let openPromise = new Promise(resolve => {
     channel.asyncOpen({
-      onStartRequest: (request, context) => {},
-      onDataAvailable: (request, context, stream, offset, count) => {},
+      onStartRequest: () => {},
+      onDataAvailable: () => {},
       onStopRequest: (request, status) => {
         if (status == Cr.NS_ERROR_SOCIALTRACKING_URI) {
           Assert.ok(false, "Classifier should not cancel this channel");
@@ -191,10 +191,10 @@ add_task(async function test_allow_channel() {
     }
   );
 
-  let openPromise = new Promise((resolve, reject) => {
+  let openPromise = new Promise(resolve => {
     channel.asyncOpen({
-      onStartRequest: (request, context) => {},
-      onDataAvailable: (request, context, stream, offset, count) => {},
+      onStartRequest: () => {},
+      onDataAvailable: () => {},
       onStopRequest: (request, status) => {
         if (status == Cr.NS_ERROR_SOCIALTRACKING_URI) {
           Assert.ok(false, "Classifier should not cancel this channel");
diff --git a/toolkit/components/url-classifier/tests/unit/test_dbservice.js b/toolkit/components/url-classifier/tests/unit/test_dbservice.js
index 70ac02021a..1e3b986625 100644
--- a/toolkit/components/url-classifier/tests/unit/test_dbservice.js
+++ b/toolkit/components/url-classifier/tests/unit/test_dbservice.js
@@ -112,7 +112,7 @@ function tablesCallbackWithoutSub(tables) {
   checkNoHost();
 }
 
-function expireSubSuccess(result) {
+function expireSubSuccess() {
   dbservice.getTables(tablesCallbackWithoutSub);
 }
 
diff --git a/toolkit/components/url-classifier/tests/unit/test_hashcompleter.js b/toolkit/components/url-classifier/tests/unit/test_hashcompleter.js
index b8d6c7b128..2c6bbe36e8 100644
--- a/toolkit/components/url-classifier/tests/unit/test_hashcompleter.js
+++ b/toolkit/components/url-classifier/tests/unit/test_hashcompleter.js
@@ -383,7 +383,7 @@ function callback(completion) {
 }
 
 callback.prototype = {
-  completionV2: function completionV2(hash, table, chunkId, trusted) {
+  completionV2: function completionV2(hash, table, chunkId) {
     Assert.ok(this._completion.expectCompletion);
     if (this._completion.multipleCompletions) {
       for (let completion of this._completion.completions) {
@@ -411,7 +411,7 @@ callback.prototype = {
     }
   },
 
-  completionFinished: function completionFinished(status) {
+  completionFinished: function completionFinished() {
     finishedCompletions++;
     Assert.equal(!!this._completion.expectCompletion, !!this._completed);
     this._completion._finished = true;
diff --git a/toolkit/components/url-classifier/tests/unit/test_partial.js b/toolkit/components/url-classifier/tests/unit/test_partial.js
index 1220665063..640862729c 100644
--- a/toolkit/components/url-classifier/tests/unit/test_partial.js
+++ b/toolkit/components/url-classifier/tests/unit/test_partial.js
@@ -417,7 +417,7 @@ function setupCachedResults(addUrls, part2) {
 }
 
 function testCachedResults() {
-  setupCachedResults(["foo.com/a"], function (add) {
+  setupCachedResults(["foo.com/a"], function () {
     // This is called after setupCachedResults().  Verify that
     // checking the url again does not cause a completer request.
 
diff --git a/toolkit/components/url-classifier/tests/unit/test_rsListService.js b/toolkit/components/url-classifier/tests/unit/test_rsListService.js
index cd70f92885..107de3568d 100644
--- a/toolkit/components/url-classifier/tests/unit/test_rsListService.js
+++ b/toolkit/components/url-classifier/tests/unit/test_rsListService.js
@@ -164,7 +164,7 @@ add_task(async function test_empty_update() {
 
   gListService.fetchList(buildPayload(TEST_TABLES), {
     // nsIStreamListener observer
-    onStartRequest(request) {},
+    onStartRequest() {},
     onDataAvailable(aRequest, aStream, aOffset, aCount) {
       let stream = Cc["@mozilla.org/scriptableinputstream;1"].createInstance(
         Ci.nsIScriptableInputStream
@@ -175,7 +175,7 @@ add_task(async function test_empty_update() {
       });
       updateEvent.dispatchEvent(event);
     },
-    onStopRequest(request, status) {},
+    onStopRequest() {},
   });
 
   let expected = "n:" + SBRS_UPDATE_MINIMUM_DELAY + "\n";
@@ -205,7 +205,7 @@ add_task(async function test_update() {
   gListService.fetchList(buildPayload(TEST_TABLES), {
     // observer
     // nsIStreamListener observer
-    onStartRequest(request) {},
+    onStartRequest() {},
     onDataAvailable(aRequest, aStream, aOffset, aCount) {
       let stream = Cc["@mozilla.org/scriptableinputstream;1"].createInstance(
         Ci.nsIScriptableInputStream
@@ -216,7 +216,7 @@ add_task(async function test_update() {
       });
       updateEvent.dispatchEvent(event);
     },
-    onStopRequest(request, status) {},
+    onStopRequest() {},
   });
 
   // Build request with no version
@@ -247,7 +247,7 @@ add_task(async function test_no_update() {
 
   gListService.fetchList(buildPayload(TEST_TABLES), {
     // nsIStreamListener observer
-    onStartRequest(request) {},
+    onStartRequest() {},
     onDataAvailable(aRequest, aStream, aOffset, aCount) {
       let stream = Cc["@mozilla.org/scriptableinputstream;1"].createInstance(
         Ci.nsIScriptableInputStream
@@ -258,7 +258,7 @@ add_task(async function test_no_update() {
       });
       updateEvent.dispatchEvent(event);
     },
-    onStopRequest(request, status) {},
+    onStopRequest() {},
   });
 
   // No data is expected
@@ -338,11 +338,11 @@ add_test(function test_update_download_error() {
   ].getService(Ci.nsIUrlClassifierStreamUpdater);
 
   // Download some updates, and don't continue until the downloads are done.
-  function updateSuccessOrError(aEvent) {
+  function updateSuccessOrError() {
     do_throw("Should be downbload error");
   }
   // Just throw if we ever get an update or download error.
-  function downloadError(aEvent) {
+  function downloadError() {
     run_next_test();
   }
 
@@ -363,11 +363,11 @@ add_test(function test_update_update_error() {
   ].getService(Ci.nsIUrlClassifierStreamUpdater);
 
   // Download some updates, and don't continue until the downloads are done.
-  function updateSuccessOrDownloadError(aEvent) {
+  function updateSuccessOrDownloadError() {
     do_throw("Should be update error");
   }
   // Just throw if we ever get an update or download error.
-  function updateError(aEvent) {
+  function updateError() {
     run_next_test();
   }
 
@@ -393,7 +393,7 @@ add_task(async function test_update_large_file() {
   gListService.fetchList(buildPayload(TEST_TABLES), {
     // observer
     // nsIStreamListener observer
-    onStartRequest(request) {},
+    onStartRequest() {},
     onDataAvailable(aRequest, aStream, aOffset, aCount) {
       let stream = Cc["@mozilla.org/scriptableinputstream;1"].createInstance(
         Ci.nsIScriptableInputStream
@@ -404,7 +404,7 @@ add_task(async function test_update_large_file() {
       });
       updateEvent.dispatchEvent(event);
     },
-    onStopRequest(request, status) {},
+    onStopRequest() {},
   });
 
   // Build request with no version
diff --git a/toolkit/components/url-classifier/tests/unit/test_shouldclassify.js b/toolkit/components/url-classifier/tests/unit/test_shouldclassify.js
index 6abdbb5f85..deb5ae9bb6 100644
--- a/toolkit/components/url-classifier/tests/unit/test_shouldclassify.js
+++ b/toolkit/components/url-classifier/tests/unit/test_shouldclassify.js
@@ -141,7 +141,7 @@ add_task(async function testShouldClassify() {
 
     await new Promise(resolve => {
       channel.asyncOpen({
-        onStartRequest: (request, context) => {
+        onStartRequest: request => {
           Assert.equal(
             !!(
               request.QueryInterface(Ci.nsIClassifiedChannel)
@@ -154,8 +154,8 @@ add_task(async function testShouldClassify() {
           resolve();
         },
 
-        onDataAvailable: (request, context, stream, offset, count) => {},
-        onStopRequest: (request, context, status) => {},
+        onDataAvailable: () => {},
+        onStopRequest: () => {},
       });
     });
   }