From fbaf0bb26397aa498eb9156f06d5a6fe34dd7dd8 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Fri, 19 Apr 2024 03:14:29 +0200
Subject: Merging upstream version 125.0.1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 dom/promise/Promise.cpp                            | 53 -------------
 dom/promise/Promise.h                              |  7 --
 dom/promise/tests/promise_uncatchable_exception.js |  4 +-
 dom/promise/tests/test_bug883683.html              |  4 +-
 .../tests/test_on_promise_settled_duplicates.html  |  2 +-
 dom/promise/tests/test_promise.html                | 92 +++++++++++-----------
 .../tests/test_promise_uncatchable_exception.html  |  2 +-
 dom/promise/tests/test_promise_utils.html          | 12 +--
 dom/promise/tests/test_promise_xrays.html          | 26 +++---
 dom/promise/tests/test_resolve.html                |  2 +-
 dom/promise/tests/test_webassembly_compile.html    |  2 +-
 dom/promise/tests/unit/test_monitor_uncaught.js    |  8 +-
 .../tests/unit/test_promise_job_across_sandbox.js  |  5 +-
 13 files changed, 80 insertions(+), 139 deletions(-)

(limited to 'dom/promise')

diff --git a/dom/promise/Promise.cpp b/dom/promise/Promise.cpp
index fb4989c43d..3abb517ac7 100644
--- a/dom/promise/Promise.cpp
+++ b/dom/promise/Promise.cpp
@@ -213,59 +213,6 @@ already_AddRefed<Promise> Promise::All(
   return CreateFromExisting(global, result, aPropagateUserInteraction);
 }
 
-void Promise::Then(JSContext* aCx,
-                   // aCalleeGlobal may not be in the compartment of aCx, when
-                   // called over Xrays.
-                   JS::Handle<JSObject*> aCalleeGlobal,
-                   AnyCallback* aResolveCallback, AnyCallback* aRejectCallback,
-                   JS::MutableHandle<JS::Value> aRetval, ErrorResult& aRv) {
-  NS_ASSERT_OWNINGTHREAD(Promise);
-
-  // Let's hope this does the right thing with Xrays...  Ensure everything is
-  // just in the caller compartment; that ought to do the trick.  In theory we
-  // should consider aCalleeGlobal, but in practice our only caller is
-  // DOMRequest::Then, which is not working with a Promise subclass, so things
-  // should be OK.
-  JS::Rooted<JSObject*> promise(aCx, PromiseObj());
-  if (!promise) {
-    // This promise is no-op, so do nothing.
-    return;
-  }
-
-  if (!JS_WrapObject(aCx, &promise)) {
-    aRv.NoteJSContextException(aCx);
-    return;
-  }
-
-  JS::Rooted<JSObject*> resolveCallback(aCx);
-  if (aResolveCallback) {
-    resolveCallback = aResolveCallback->CallbackOrNull();
-    if (!JS_WrapObject(aCx, &resolveCallback)) {
-      aRv.NoteJSContextException(aCx);
-      return;
-    }
-  }
-
-  JS::Rooted<JSObject*> rejectCallback(aCx);
-  if (aRejectCallback) {
-    rejectCallback = aRejectCallback->CallbackOrNull();
-    if (!JS_WrapObject(aCx, &rejectCallback)) {
-      aRv.NoteJSContextException(aCx);
-      return;
-    }
-  }
-
-  JS::Rooted<JSObject*> retval(aCx);
-  retval = JS::CallOriginalPromiseThen(aCx, promise, resolveCallback,
-                                       rejectCallback);
-  if (!retval) {
-    aRv.NoteJSContextException(aCx);
-    return;
-  }
-
-  aRetval.setObject(*retval);
-}
-
 static void SettlePromise(Promise* aSettlingPromise, Promise* aCallbackPromise,
                           ErrorResult& aRv) {
   if (!aSettlingPromise) {
diff --git a/dom/promise/Promise.h b/dom/promise/Promise.h
index 76c657d5a6..f2b70a95cd 100644
--- a/dom/promise/Promise.h
+++ b/dom/promise/Promise.h
@@ -255,13 +255,6 @@ class Promise : public SupportsWeakPtr {
       PropagateUserInteraction aPropagateUserInteraction =
           eDontPropagateUserInteraction);
 
-  void Then(JSContext* aCx,
-            // aCalleeGlobal may not be in the compartment of aCx, when called
-            // over Xrays.
-            JS::Handle<JSObject*> aCalleeGlobal, AnyCallback* aResolveCallback,
-            AnyCallback* aRejectCallback, JS::MutableHandle<JS::Value> aRetval,
-            ErrorResult& aRv);
-
   template <typename Callback, typename... Args>
   using IsHandlerCallback =
       std::is_same<already_AddRefed<Promise>,
diff --git a/dom/promise/tests/promise_uncatchable_exception.js b/dom/promise/tests/promise_uncatchable_exception.js
index eafc9e5448..1b1f62e774 100644
--- a/dom/promise/tests/promise_uncatchable_exception.js
+++ b/dom/promise/tests/promise_uncatchable_exception.js
@@ -2,10 +2,10 @@
 
 postMessage("Done", "*");
 
-var p = new Promise(function (resolve, reject) {
+var p = new Promise(function () {
   TestFunctions.throwUncatchableException();
   ok(false, "Shouldn't get here!");
-}).catch(function (exception) {
+}).catch(function () {
   ok(false, "Shouldn't get here!");
 });
 ok(false, "Shouldn't get here!");
diff --git a/dom/promise/tests/test_bug883683.html b/dom/promise/tests/test_bug883683.html
index 1b31e32330..b2f776fe53 100644
--- a/dom/promise/tests/test_bug883683.html
+++ b/dom/promise/tests/test_bug883683.html
@@ -23,10 +23,10 @@ function runTest() {
   [{}, {}, {}, {}, {}].reduce(Promise.resolve.bind(Promise));
   ok(true, "No leaks with resolve?");
 
-  [{}, {}, {}, {}, {}].reduce(function(a, b, c, d) { return new Promise(function(r1, r2) { throw a; }); });
+  [{}, {}, {}, {}, {}].reduce(function(a) { return new Promise(function() { throw a; }); });
   ok(true, "No leaks with exception?");
 
-  [{}, {}, {}, {}, {}].reduce(function(a, b, c, d) { return new Promise(function(r1, r2) { }); });
+  [{}, {}, {}, {}, {}].reduce(function() { return new Promise(function() { }); });
   ok(true, "No leaks with empty promise?");
 
   SimpleTest.finish();
diff --git a/dom/promise/tests/test_on_promise_settled_duplicates.html b/dom/promise/tests/test_on_promise_settled_duplicates.html
index e11f4eaa60..324c63b74f 100644
--- a/dom/promise/tests/test_on_promise_settled_duplicates.html
+++ b/dom/promise/tests/test_on_promise_settled_duplicates.html
@@ -38,7 +38,7 @@ Bug 1084065 - Test that Debugger.prototype.onPromiseResolved doesn't get dupes.
     seen.add(wp);
   };
 
-  var promise = new Promise(function(fulfill, reject) {
+  var promise = new Promise(function(fulfill) {
     fulfill(1);
     fulfill(2);
     fulfill(3);
diff --git a/dom/promise/tests/test_promise.html b/dom/promise/tests/test_promise.html
index 7c724daf51..95126bd6ba 100644
--- a/dom/promise/tests/test_promise.html
+++ b/dom/promise/tests/test_promise.html
@@ -56,7 +56,7 @@ function promiseReject() {
   var promise = new Promise(function(resolve, reject) {
     reject(42);
   });
-  promise.then(function(what) {
+  promise.then(function() {
     ok(false, "Then - resolveCb has been called");
     runTest();
   }, function(what) {
@@ -70,7 +70,7 @@ function promiseRejectNoHandler() {
   // This test only checks that the code that reports unhandled errors in the
   // Promises implementation does not crash or leak.
 
-  new Promise(function(res, rej) {
+  new Promise(function() {
     // eslint-disable-next-line no-undef
     noSuchMethod();
   });
@@ -81,7 +81,7 @@ function promiseRejectNoArg() {
   var promise = new Promise(function(resolve, reject) {
     reject();
   });
-  promise.then(function(what) {
+  promise.then(function() {
     ok(false, "Then - resolveCb has been called");
     runTest();
   }, function(what) {
@@ -92,11 +92,11 @@ function promiseRejectNoArg() {
 }
 
 function promiseException() {
-  var promise = new Promise(function(resolve, reject) {
+  var promise = new Promise(function() {
     // eslint-disable-next-line no-throw-literal
     throw 42;
   });
-  promise.then(function(what) {
+  promise.then(function() {
     ok(false, "Then - resolveCb has been called");
     runTest();
   }, function(what) {
@@ -108,10 +108,10 @@ function promiseException() {
 
 function promiseGC() {
   var resolve;
-  var promise = new Promise(function(r1, r2) {
+  var promise = new Promise(function(r1) {
     resolve = r1;
   });
-  promise.then(function(what) {
+  promise.then(function() {
     ok(true, "Then - promise is still alive");
     runTest();
   });
@@ -199,7 +199,7 @@ function promiseAsync_SyncXHR() {
 
 function promiseDoubleThen() {
   var steps = 0;
-  var promise = new Promise(function(r1, r2) {
+  var promise = new Promise(function(r1) {
     r1(42);
   });
 
@@ -207,7 +207,7 @@ function promiseDoubleThen() {
     ok(true, "Then.resolve has been called");
     is(what, 42, "Value == 42");
     steps++;
-  }, function(what) {
+  }, function() {
     ok(false, "Then.reject has been called");
   });
 
@@ -216,28 +216,28 @@ function promiseDoubleThen() {
     is(steps, 1, "Then.resolve - step == 1");
     is(what, 42, "Value == 42");
     runTest();
-  }, function(what) {
+  }, function() {
     ok(false, "Then.reject has been called");
   });
 }
 
 function promiseThenException() {
-  var promise = new Promise(function(resolve, reject) {
+  var promise = new Promise(function(resolve) {
     resolve(42);
   });
 
-  promise.then(function(what) {
+  promise.then(function() {
     ok(true, "Then.resolve has been called");
     // eslint-disable-next-line no-throw-literal
     throw "booh";
-  }).catch(function(e) {
+  }).catch(function() {
     ok(true, "window.onerror has been called!");
     runTest();
   });
 }
 
 function promiseThenCatchThen() {
-  var promise = new Promise(function(resolve, reject) {
+  var promise = new Promise(function(resolve) {
     resolve(42);
   });
 
@@ -245,7 +245,7 @@ function promiseThenCatchThen() {
     ok(true, "Then.resolve has been called");
     is(what, 42, "Value == 42");
     return what + 1;
-  }, function(what) {
+  }, function() {
     ok(false, "Then.reject has been called");
   });
 
@@ -255,7 +255,7 @@ function promiseThenCatchThen() {
     ok(true, "Then.resolve has been called");
     is(what, 43, "Value == 43");
     return what + 1;
-  }, function(what) {
+  }, function() {
     ok(false, "Then.reject has been called");
   }).catch(function() {
     ok(false, "Catch has been called");
@@ -263,13 +263,13 @@ function promiseThenCatchThen() {
     ok(true, "Then.resolve has been called");
     is(what, 44, "Value == 44");
     runTest();
-  }, function(what) {
+  }, function() {
     ok(false, "Then.reject has been called");
   });
 }
 
 function promiseThenNoArg() {
-  var promise = new Promise(function(resolve, reject) {
+  var promise = new Promise(function(resolve) {
     resolve(42);
   });
 
@@ -318,7 +318,7 @@ function promiseRejectThenCatchThen() {
     reject(42);
   });
 
-  var promise2 = promise.then(function(what) {
+  var promise2 = promise.then(function() {
     ok(false, "Then.resolve has been called");
   }, function(what) {
     ok(true, "Then.reject has been called");
@@ -332,7 +332,7 @@ function promiseRejectThenCatchThen() {
     ok(true, "Then.resolve has been called");
     is(what, 43, "Value == 43");
     return what + 1;
-  }).catch(function(what) {
+  }).catch(function() {
     ok(false, "Catch has been called");
   }).then(function(what) {
     ok(true, "Then.resolve has been called");
@@ -366,7 +366,7 @@ function promiseRejectThenCatchExceptionThen() {
     reject(42);
   });
 
-  promise.then(function(what) {
+  promise.then(function() {
     ok(false, "Then.resolve has been called");
   }, function(what) {
     ok(true, "Then.reject has been called");
@@ -386,7 +386,7 @@ function promiseRejectThenCatchExceptionThen() {
 
 function promiseThenCatchOrderingResolve() {
   var global = 0;
-  var f = new Promise(function(r1, r2) {
+  var f = new Promise(function(r1) {
     r1(42);
   });
 
@@ -446,8 +446,8 @@ function promiseCatchNoArg() {
 }
 
 function promiseNestedPromise() {
-  new Promise(function(resolve, reject) {
-    resolve(new Promise(function(res, rej) {
+  new Promise(function(resolve) {
+    resolve(new Promise(function(res) {
       ok(true, "Nested promise is executed");
       res(42);
     }));
@@ -458,8 +458,8 @@ function promiseNestedPromise() {
 }
 
 function promiseNestedNestedPromise() {
-  new Promise(function(resolve, reject) {
-    resolve(new Promise(function(res, rej) {
+  new Promise(function(resolve) {
+    resolve(new Promise(function(res) {
       ok(true, "Nested promise is executed");
       res(42);
     }).then(function(what) { return what + 1; }));
@@ -471,7 +471,7 @@ function promiseNestedNestedPromise() {
 
 function promiseWrongNestedPromise() {
   new Promise(function(resolve, reject) {
-    resolve(new Promise(function(r, r2) {
+    resolve(new Promise(function(r) {
       ok(true, "Nested promise is executed");
       r(42);
     }));
@@ -479,16 +479,16 @@ function promiseWrongNestedPromise() {
   }).then(function(value) {
     is(value, 42, "Nested promise is executed and then == 42");
     runTest();
-  }, function(value) {
+  }, function() {
      ok(false, "This is wrong");
   });
 }
 
 function promiseLoop() {
-  new Promise(function(resolve, reject) {
-    resolve(new Promise(function(res, rej) {
+  new Promise(function(resolve) {
+    resolve(new Promise(function(res) {
       ok(true, "Nested promise is executed");
-      res(new Promise(function(resInner, rejInner) {
+      res(new Promise(function(resInner) {
         ok(true, "Nested nested promise is executed");
         resInner(42);
       }));
@@ -496,14 +496,14 @@ function promiseLoop() {
   }).then(function(value) {
     is(value, 42, "Nested nested promise is executed and then == 42");
     runTest();
-  }, function(value) {
+  }, function() {
      ok(false, "This is wrong");
   });
 }
 
 function promiseStaticReject() {
   var promise = Promise.reject(42);
-  promise.then(function(what) {
+  promise.then(function() {
     ok(false, "This should not be called");
   }, function(what) {
     is(what, 42, "Value == 42");
@@ -522,7 +522,7 @@ function promiseStaticResolve() {
 }
 
 function promiseResolveNestedPromise() {
-  var promise = Promise.resolve(new Promise(function(r, r2) {
+  var promise = Promise.resolve(new Promise(function(r) {
     ok(true, "Nested promise is executed");
     r(42);
   }, function() {
@@ -538,21 +538,21 @@ function promiseResolveNestedPromise() {
 
 function promiseSimpleThenableResolve() {
   var thenable = { then(resolve) { resolve(5); } };
-  var promise = new Promise(function(resolve, reject) {
+  var promise = new Promise(function(resolve) {
     resolve(thenable);
   });
 
   promise.then(function(v) {
     ok(v === 5, "promiseSimpleThenableResolve");
     runTest();
-  }, function(e) {
+  }, function() {
     ok(false, "promiseSimpleThenableResolve: Should not reject");
   });
 }
 
 function promiseSimpleThenableReject() {
   var thenable = { then(resolve, reject) { reject(5); } };
-  var promise = new Promise(function(resolve, reject) {
+  var promise = new Promise(function(resolve) {
     resolve(thenable);
   });
 
@@ -574,7 +574,7 @@ function promiseThenableThrowsBeforeCallback() {
   }};
 
   var promise = Promise.resolve(thenable);
-  promise.then(function(v) {
+  promise.then(function() {
     ok(false, "promiseThenableThrowsBeforeCallback: Should've rejected");
     runTest();
   }, function(e) {
@@ -593,7 +593,7 @@ function promiseThenableThrowsAfterCallback() {
   promise.then(function(v) {
     ok(v === 5, "promiseThenableThrowsAfterCallback");
     runTest();
-  }, function(e) {
+  }, function() {
     ok(false, "promiseThenableThrowsAfterCallback: Should've resolved");
     runTest();
   });
@@ -606,7 +606,7 @@ function promiseThenableRejectThenResolve() {
   }};
 
   var promise = Promise.resolve(thenable);
-  promise.then(function(v) {
+  promise.then(function() {
     ok(false, "promiseThenableRejectThenResolve should have rejected");
     runTest();
   }, function(e) {
@@ -617,7 +617,7 @@ function promiseThenableRejectThenResolve() {
 
 function promiseWithThenReplaced() {
   // Ensure that we call the 'then' on the promise and not the internal then.
-  var promise = new Promise(function(resolve, reject) {
+  var promise = new Promise(function(resolve) {
     resolve(5);
   });
 
@@ -627,7 +627,7 @@ function promiseWithThenReplaced() {
   };
 
   var promise2 = Promise.resolve(promise);
-  promise2.then(function(v) {
+  promise2.then(function() {
     ok(false, "promiseWithThenReplaced: Should've rejected");
     runTest();
   }, function(e) {
@@ -646,7 +646,7 @@ function promiseStrictHandlers() {
 }
 
 function promiseStrictExecutorThisArg() {
-  new Promise(function(resolve, reject) {
+  new Promise(function() {
     "use strict";
     ok(this === undefined, "thisArg should be undefined.");
     runTest();
@@ -667,12 +667,12 @@ function promiseResolveArray() {
 }
 
 function promiseResolveThenable() {
-  var p = Promise.resolve({ then(onFulfill, onReject) { onFulfill(2); } });
+  var p = Promise.resolve({ then(onFulfill) { onFulfill(2); } });
   ok(p instanceof Promise, "Should cast to a Promise.");
   p.then(function(v) {
     is(v, 2, "Should resolve to 2.");
     runTest();
-  }, function(e) {
+  }, function() {
     ok(false, "promiseResolveThenable should've resolved");
     runTest();
   });
@@ -748,7 +748,7 @@ function promiseTestAsyncThenableResolution() {
 
 // Bug 1062323
 function promiseWrapperAsyncResolution() {
-  var p = new Promise(function(resolve, reject) {
+  var p = new Promise(function(resolve) {
     resolve();
   });
 
diff --git a/dom/promise/tests/test_promise_uncatchable_exception.html b/dom/promise/tests/test_promise_uncatchable_exception.html
index 2bb6f1fe17..b8e4bdb103 100644
--- a/dom/promise/tests/test_promise_uncatchable_exception.html
+++ b/dom/promise/tests/test_promise_uncatchable_exception.html
@@ -16,7 +16,7 @@
 <pre id="test">
 <script type="application/javascript">
 
-onmessage = function(evt) {
+onmessage = function() {
   ok(true, "finished");
   SimpleTest.finish();
 };
diff --git a/dom/promise/tests/test_promise_utils.html b/dom/promise/tests/test_promise_utils.html
index b20d909351..44777dd965 100644
--- a/dom/promise/tests/test_promise_utils.html
+++ b/dom/promise/tests/test_promise_utils.html
@@ -69,7 +69,7 @@ function promiseAllIterable() {
     is(values[1], 1, "Array values should match.");
     is(values[2], undefined, "Array values should match.");
     runTest();
-  }, function(e) {
+  }, function() {
     ok(false, "Promise.all shouldn't fail when an iterable is passed.");
     runTest();
   });
@@ -125,7 +125,7 @@ function promiseAllRejectFails() {
   ];
 
   var p = Promise.all(arr);
-  p.then(function(values) {
+  p.then(function() {
     ok(false, "Promise.all shouldn't resolve when iterable has rejected Promises.");
     runTest();
   }, function(e) {
@@ -140,7 +140,7 @@ function promiseAllCastError() {
     throw new ReferenceError("placeholder for nonexistent function call");
   } }]);
   ok(p instanceof Promise, "Should cast to a Promise.");
-  p.then(function(v) {
+  p.then(function() {
     ok(false, "promiseAllCastError: should've rejected.");
     runTest();
   }, function(e) {
@@ -161,7 +161,7 @@ function promiseAllEnumerable() {
     }
     is(count, 3, "Resolved array from Promise.all should be enumerable");
     runTest();
-  }, function(e) {
+  }, function() {
     ok(false, "promiseAllEnumerable: should've resolved.");
     runTest();
   });
@@ -230,7 +230,7 @@ function promiseRaceIterable() {
   Promise.race(participants()).then(function(winner) {
     is(winner, 10, "Winner should be the one that finished earlier.");
     runTest();
-  }, function(e) {
+  }, function() {
     ok(false, "Promise.race shouldn't throw when an iterable is passed!");
     runTest();
   });
@@ -257,7 +257,7 @@ function promiseRaceReject() {
 
 function promiseRaceThrow() {
   var p = Promise.race([
-    new Promise(function(resolve) {
+    new Promise(function() {
       throw new ReferenceError("placeholder for nonexistent function call");
     }),
     new Promise(function(resolve) {
diff --git a/dom/promise/tests/test_promise_xrays.html b/dom/promise/tests/test_promise_xrays.html
index 8559dbb2a4..782251d332 100644
--- a/dom/promise/tests/test_promise_xrays.html
+++ b/dom/promise/tests/test_promise_xrays.html
@@ -44,24 +44,24 @@ function testHaveXray() {
 }
 
 function testConstructor1() {
-  var p = new win.Promise(function(resolve, reject) { resolve(win.Promise.resolve(5)); });
+  var p = new win.Promise(function(resolve) { resolve(win.Promise.resolve(5)); });
   p.then(
     function(arg) {
       is(arg, 5, "Content Promise constructor resolved with content promise should work");
     },
-    function(e) {
+    function() {
       ok(false, "Content Promise constructor resolved with content promise should not fail");
     }
   ).then(nextTest);
 }
 
 function testConstructor2() {
-  var p = new win.Promise(function(resolve, reject) { resolve(Promise.resolve(5)); });
+  var p = new win.Promise(function(resolve) { resolve(Promise.resolve(5)); });
   p.then(
     function(arg) {
       is(arg, 5, "Content Promise constructor resolved with chrome promise should work");
     },
-    function(e) {
+    function() {
       ok(false, "Content Promise constructor resolved with chrome promise should not fail");
     }
   ).then(nextTest);
@@ -223,20 +223,20 @@ function testResolve3() {
     function(arg) {
       is(arg, 5, "Promise.resolve with chrome Promise should work");
     },
-    function(e) {
+    function() {
       ok(false, "Promise.resolve with chrome Promise should not fail");
     }
   ).then(nextTest);
 }
 
 function testResolve4() {
-  var p = new win.Promise((res, rej) => {});
+  var p = new win.Promise(() => {});
   Cu.getJSTestingFunctions().resolvePromise(p, 42);
   p.then(
     function(arg) {
       is(arg, 42, "Resolving an Xray to a promise with TestingFunctions resolvePromise should work");
     },
-    function(e) {
+    function() {
       ok(false, "Resolving an Xray to a promise with TestingFunctions resolvePromise should not fail");
     }
   ).then(nextTest);
@@ -246,7 +246,7 @@ function testReject1() {
   var p = win.Promise.reject(5);
   ok(p instanceof win.Promise, "Promise.reject should return a promise");
   p.then(
-    function(arg) {
+    function() {
       ok(false, "Promise should be rejected");
     },
     function(e) {
@@ -256,10 +256,10 @@ function testReject1() {
 }
 
 function testReject2() {
-  var p = new win.Promise((res, rej) => {});
+  var p = new win.Promise(() => {});
   Cu.getJSTestingFunctions().rejectPromise(p, 42);
   p.then(
-    function(arg) {
+    function() {
       ok(false, "Rejecting an Xray to a promise with TestingFunctions rejectPromise should trigger catch handler");
     },
     function(e) {
@@ -277,7 +277,7 @@ function testThen1() {
     function(arg) {
       is(arg, 25, "Promise.then should work");
     },
-    function(e) {
+    function() {
       ok(false, "Promise.then should not fail");
     }
   ).then(nextTest);
@@ -292,7 +292,7 @@ function testThen2() {
     function(arg) {
       is(arg, 25, "Promise.then resolved with chrome promise should work");
     },
-    function(e) {
+    function() {
       ok(false, "Promise.then resolved with chrome promise should not fail");
     }
   ).then(nextTest);
@@ -308,7 +308,7 @@ function testCatch1() {
     function(arg) {
       is(arg, 25, "Promise.catch should work");
     },
-    function(e) {
+    function() {
       ok(false, "Promise.catch should not fail");
     }
   ).then(nextTest);
diff --git a/dom/promise/tests/test_resolve.html b/dom/promise/tests/test_resolve.html
index 7e4745b47a..04101c94d3 100644
--- a/dom/promise/tests/test_resolve.html
+++ b/dom/promise/tests/test_resolve.html
@@ -44,7 +44,7 @@ function runTest() {
 
   var test = tests.pop();
 
-  new Promise(function(resolve, reject) {
+  new Promise(function(resolve) {
     resolve(test);
   }).then(function(what) {
     ok(test === what, "What is: " + what);
diff --git a/dom/promise/tests/test_webassembly_compile.html b/dom/promise/tests/test_webassembly_compile.html
index 351f0f4ae4..5a1e669e0a 100644
--- a/dom/promise/tests/test_webassembly_compile.html
+++ b/dom/promise/tests/test_webassembly_compile.html
@@ -207,7 +207,7 @@ function compileStreamingDoubleUseFail() {
       })
       .then(
         () => ok(false, "should have failed on second use"),
-        err => { ok(true, "failed on second use"); runTest(); }
+        () => { ok(true, "failed on second use"); runTest(); }
       );
   });
 }
diff --git a/dom/promise/tests/unit/test_monitor_uncaught.js b/dom/promise/tests/unit/test_monitor_uncaught.js
index afa328cb97..043e6dac8f 100644
--- a/dom/promise/tests/unit/test_monitor_uncaught.js
+++ b/dom/promise/tests/unit/test_monitor_uncaught.js
@@ -23,8 +23,8 @@ add_task(async function test_globals() {
 });
 
 add_task(async function test_promiseID() {
-  let p1 = new Promise(resolve => {});
-  let p2 = new Promise(resolve => {});
+  let p1 = new Promise(() => {});
+  let p2 = new Promise(() => {});
   let p3 = p2.catch(null);
   let promise = [p1, p2, p3];
 
@@ -111,7 +111,7 @@ add_task(async function test_observe_uncaught() {
   let onConsumed = new CallbackResults("onConsumed");
 
   let observer = {
-    onLeftUncaught(promise, data) {
+    onLeftUncaught(promise) {
       onLeftUncaught.observe(promise);
     },
     onConsumed(promise) {
@@ -121,7 +121,7 @@ add_task(async function test_observe_uncaught() {
 
   let resolveLater = function (delay = 20) {
     // eslint-disable-next-line mozilla/no-arbitrary-setTimeout
-    return new Promise((resolve, reject) => setTimeout(resolve, delay));
+    return new Promise(resolve => setTimeout(resolve, delay));
   };
   let rejectLater = function (delay = 20) {
     // eslint-disable-next-line mozilla/no-arbitrary-setTimeout
diff --git a/dom/promise/tests/unit/test_promise_job_across_sandbox.js b/dom/promise/tests/unit/test_promise_job_across_sandbox.js
index ff1d1575e3..d98947cccc 100644
--- a/dom/promise/tests/unit/test_promise_job_across_sandbox.js
+++ b/dom/promise/tests/unit/test_promise_job_across_sandbox.js
@@ -114,7 +114,7 @@ add_task(async function testThenableJob() {
   const p = new Promise(resolve => {
     // Create a bound function where its realm is privileged realm, and
     // its target is from sandbox realm.
-    sandbox.then = function (onFulfilled, onRejected) {
+    sandbox.then = function () {
       resolve(10);
     };
   });
@@ -138,7 +138,7 @@ add_task(async function testThenableJobNuked() {
   const sandbox = createSandbox();
 
   let called = false;
-  sandbox.then = function (onFulfilled, onRejected) {
+  sandbox.then = function () {
     called = true;
   };
 
@@ -175,6 +175,7 @@ add_task(async function testThenableJobAccessError() {
   sandbox.thenable = {
     get then() {
       accessed = true;
+      return undefined;
     },
   };
 
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