4 files changed, 11 insertions, 11 deletions

diff --git a/dom/filesystem/tests/script_fileList.js b/dom/filesystem/tests/script_fileList.js
index 47438aa7b3..2730a96261 100644
--- a/dom/filesystem/tests/script_fileList.js
+++ b/dom/filesystem/tests/script_fileList.js
@@ -153,7 +153,7 @@ addMessageListener("dir.open", function (e) {
   });
 });
 
-addMessageListener("file.open", function (e) {
+addMessageListener("file.open", function () {
   var testFile = Services.dirsvc
     .QueryInterface(Ci.nsIProperties)
     .get("ProfD", Ci.nsIFile);
@@ -164,7 +164,7 @@ addMessageListener("file.open", function (e) {
   });
 });
 
-addMessageListener("symlink.open", function (e) {
+addMessageListener("symlink.open", function () {
   let testDir = createTestFile();
   let testFile = testDir.clone();
   testFile.append("subdir");
diff --git a/dom/filesystem/tests/script_promptHandler.js b/dom/filesystem/tests/script_promptHandler.js
index ed3bda7404..235842b455 100644
--- a/dom/filesystem/tests/script_promptHandler.js
+++ b/dom/filesystem/tests/script_promptHandler.js
@@ -2,17 +2,17 @@
 
 let dialogObserverTopic = "common-dialog-loaded";
 
-function dialogObserver(subj, topic, data) {
+function dialogObserver(subj) {
   subj.document.querySelector("dialog").acceptDialog();
   sendAsyncMessage("promptAccepted");
 }
 
-addMessageListener("init", message => {
+addMessageListener("init", () => {
   Services.obs.addObserver(dialogObserver, dialogObserverTopic);
   sendAsyncMessage("initDone");
 });
 
-addMessageListener("cleanup", message => {
+addMessageListener("cleanup", () => {
   Services.obs.removeObserver(dialogObserver, dialogObserverTopic);
   sendAsyncMessage("cleanupDone");
 });
diff --git a/dom/filesystem/tests/test_basic.html b/dom/filesystem/tests/test_basic.html
index b4daea79c9..a0464f631e 100644
--- a/dom/filesystem/tests/test_basic.html
+++ b/dom/filesystem/tests/test_basic.html
@@ -40,7 +40,7 @@ function create_fileList(aPath) {
   script.sendAsyncMessage("dir.open", { path: aPath });
 }
 
-function test_simpleFilePicker(aPath) {
+function test_simpleFilePicker() {
   var url = SimpleTest.getTestFileURL("script_fileList.js");
   var script = SpecialPowers.loadChromeScript(url);
 
diff --git a/dom/filesystem/tests/test_webkitdirectory.html b/dom/filesystem/tests/test_webkitdirectory.html
index 50080ad7ba..982887cbcf 100644
--- a/dom/filesystem/tests/test_webkitdirectory.html
+++ b/dom/filesystem/tests/test_webkitdirectory.html
@@ -48,7 +48,7 @@ function populateInputFile(aInputFile) {
   var script = SpecialPowers.loadChromeScript(url);
 
   var MockFilePicker = SpecialPowers.MockFilePicker;
-  MockFilePicker.init(window, "A Mock File Picker", SpecialPowers.Ci.nsIFilePicker.modeGetFolder);
+  MockFilePicker.init(SpecialPowers.wrap(window).browsingContext, "A Mock File Picker", SpecialPowers.Ci.nsIFilePicker.modeGetFolder);
 
   async function onOpened(message) {
     MockFilePicker.useDirectory(message.dir);
@@ -134,7 +134,7 @@ async function test_individualSymlink(aInputFile) {
 
   // -- Have the picker pick it
   var MockFilePicker = SpecialPowers.MockFilePicker;
-  MockFilePicker.init(window, "A Mock File Picker", SpecialPowers.Ci.nsIFilePicker.modeOpen);
+  MockFilePicker.init(SpecialPowers.wrap(window).browsingContext, "A Mock File Picker", SpecialPowers.Ci.nsIFilePicker.modeOpen);
 
   MockFilePicker.displayDirectory = dir;
   let pickerShown = new Promise(resolve => {
@@ -186,7 +186,7 @@ function test_changeDataWhileWorking() {
   var script = SpecialPowers.loadChromeScript(url);
 
   var MockFilePicker = SpecialPowers.MockFilePicker;
-  MockFilePicker.init(window, "A Mock File Picker", SpecialPowers.Ci.nsIFilePicker.modeGetFolder);
+  MockFilePicker.init(SpecialPowers.wrap(window).browsingContext, "A Mock File Picker", SpecialPowers.Ci.nsIFilePicker.modeGetFolder);
   let promptHandled;
 
   // Let's start retrieving the root nsIFile object
@@ -203,7 +203,7 @@ function test_changeDataWhileWorking() {
   // input.click() pointing to the root dir
   .then(async function(aDir) {
     MockFilePicker.cleanup();
-    MockFilePicker.init(window, "A Mock File Picker", SpecialPowers.Ci.nsIFilePicker.modeGetFolder);
+    MockFilePicker.init(SpecialPowers.wrap(window).browsingContext, "A Mock File Picker", SpecialPowers.Ci.nsIFilePicker.modeGetFolder);
     MockFilePicker.useDirectory(aDir);
     var input = document.getElementById("inputFileDirectoryChange");
 
@@ -228,7 +228,7 @@ function test_changeDataWhileWorking() {
   // Now let's click again and wait for onchange.
   .then(async function(aDir) {
       MockFilePicker.cleanup();
-      MockFilePicker.init(window, "A Mock File Picker", SpecialPowers.Ci.nsIFilePicker.modeGetFolder);
+      MockFilePicker.init(SpecialPowers.wrap(window).browsingContext, "A Mock File Picker", SpecialPowers.Ci.nsIFilePicker.modeGetFolder);
       MockFilePicker.useDirectory(aDir);
 
       let input = document.getElementById("inputFileDirectoryChange");