diff --git a/components/script/dom/htmlmediaelement.rs b/components/script/dom/htmlmediaelement.rs
index 89b1eebac78..6b55ed5d0b7 100644
--- a/components/script/dom/htmlmediaelement.rs
+++ b/components/script/dom/htmlmediaelement.rs
@@ -1075,14 +1075,12 @@ impl HTMLMediaElement {
         self.error.get().is_some()
     }
 
-    // https://html.spec.whatwg.org/multipage/#potentially-playing
+    /// <https://html.spec.whatwg.org/multipage/#potentially-playing>
     fn is_potentially_playing(&self) -> bool {
         !self.paused.get() &&
-        // FIXME: We need https://github.com/servo/servo/pull/22348
-        //              to know whether playback has ended or not
-        // !self.Ended() &&
-        self.error.get().is_none() &&
-        !self.is_blocked_media_element()
+            !self.Ended() &&
+            self.error.get().is_none() &&
+            !self.is_blocked_media_element()
     }
 
     // https://html.spec.whatwg.org/multipage/#blocked-media-element
diff --git a/components/script/dom/webidls/ServiceWorker.webidl b/components/script/dom/webidls/ServiceWorker.webidl
index 263737d03f9..a5bc8938602 100644
--- a/components/script/dom/webidls/ServiceWorker.webidl
+++ b/components/script/dom/webidls/ServiceWorker.webidl
@@ -14,7 +14,6 @@ interface ServiceWorker : EventTarget {
   attribute EventHandler onstatechange;
 };
 
-// FIXME: use `includes` instead of `implements` after #22539 is fixed.
 ServiceWorker includes AbstractWorker;
 
 enum ServiceWorkerState {