diff --git a/testing/web-platform/tests/interfaces/wake-lock.idl b/testing/web-platform/tests/interfaces/wake-lock.idl
index ac8b70c157a2..89da0b8dc829 100644
--- a/testing/web-platform/tests/interfaces/wake-lock.idl
+++ b/testing/web-platform/tests/interfaces/wake-lock.idl
@@ -5,17 +5,14 @@
 
 enum WakeLockType { "screen", "system" };
 
-partial interface Navigator {
-  [SecureContext] Promise<WakeLock> getWakeLock(WakeLockType type);
-};
-
-[SecureContext, Exposed=Window] interface WakeLock : EventTarget {
+[Constructor(WakeLockType type), SecureContext, Exposed=(DedicatedWorker, Window)]
+interface WakeLock : EventTarget {
   readonly attribute WakeLockType type;
   readonly attribute boolean active;
   attribute EventHandler onactivechange;
-  WakeLockRequest createRequest();
+  Promise<void> request(optional WakeLockRequestOptions options);
 };
 
-[SecureContext, Exposed=Window] interface WakeLockRequest {
-  void cancel();
+dictionary WakeLockRequestOptions {
+  AbortSignal? signal;
 };
diff --git a/testing/web-platform/tests/wake-lock/idlharness.https.any.js b/testing/web-platform/tests/wake-lock/idlharness.https.any.js
new file mode 100644
index 000000000000..5e3ae75064c5
--- /dev/null
+++ b/testing/web-platform/tests/wake-lock/idlharness.https.any.js
@@ -0,0 +1,16 @@
+// META: script=/resources/WebIDLParser.js
+// META: script=/resources/idlharness.js
+
+// https://w3c.github.io/wake-lock/
+
+'use strict';
+
+idl_test(
+  ['wake-lock'],
+  ['dom', 'html'],
+  idl_array => {
+    idl_array.add_objects({
+      WakeLock: ['new WakeLock("screen")']
+    });
+  }
+);
diff --git a/testing/web-platform/tests/wake-lock/idlharness.https.window.js b/testing/web-platform/tests/wake-lock/idlharness.https.window.js
deleted file mode 100644
index 21d559a7a26a..000000000000
--- a/testing/web-platform/tests/wake-lock/idlharness.https.window.js
+++ /dev/null
@@ -1,31 +0,0 @@
-// META: script=/resources/WebIDLParser.js
-// META: script=/resources/idlharness.js
-
-// https://w3c.github.io/wake-lock/
-
-'use strict';
-
-promise_test(async () => {
-  const srcs = ['wake-lock', 'dom', 'html'];
-  const [wakelock, dom, html] = await Promise.all(
-    srcs.map(i => fetch(`/interfaces/${i}.idl`).then(r => r.text())));
-
-  const idl_array = new IdlArray();
-  idl_array.add_idls(wakelock);
-  idl_array.add_dependency_idls(dom);
-  idl_array.add_dependency_idls(html);
-
-  try {
-    window.wakelock = await navigator.getWakeLock("screen");
-    window.request = window.wakelock.createRequest();
-  } catch (e) {
-    // Surfaced in idlharness.js's test_object below.
-  }
-
-  idl_array.add_objects({
-    Navigator: ['navigator'],
-    WakeLock: ['wakelock'],
-    WakeLockRequest: ['request']
-  });
-  idl_array.test();
-}, 'Test IDL implementation of WakeLock API');