--- a/dom/worklet/WorkletThread.cpp
+++ b/dom/worklet/WorkletThread.cpp
@@ -105,19 +105,17 @@ const JSWrapObjectCallbacks WrapObjectCa
 class WorkletJSRuntime final : public mozilla::CycleCollectedJSRuntime
 {
 public:
   explicit WorkletJSRuntime(JSContext* aCx)
     : CycleCollectedJSRuntime(aCx)
   {
   }
 
-  ~WorkletJSRuntime()
-  {
-  }
+  ~WorkletJSRuntime() override = default;
 
   virtual void
   PrepareForForgetSkippable() override
   {
   }
 
   virtual void
   BeginCycleCollectionCallback() override
@@ -152,17 +150,17 @@ public:
     : mWorkletThread(aWorkletThread)
   {
     MOZ_ASSERT(aWorkletThread);
     MOZ_ASSERT(!NS_IsMainThread());
 
     nsCycleCollector_startup();
   }
 
-  ~WorkletJSContext()
+  ~WorkletJSContext() override
   {
     MOZ_ASSERT(!NS_IsMainThread());
 
     JSContext* cx = MaybeContext();
     if (!cx) {
       return;   // Initialize() must have failed
     }