1 files changed, 0 insertions, 6 deletions
diff --git a/dom/performance/PerformanceWorker.h b/dom/performance/PerformanceWorker.h
index 7eef0d974..d8635e98a 100644
--- a/dom/performance/PerformanceWorker.h
+++ b/dom/performance/PerformanceWorker.h
@@ -64,12 +64,6 @@ public:
     return nullptr;
   }
 
-  virtual Performance* GetParentPerformance() const override
-  {
-    MOZ_CRASH("This should not be called on workers.");
-    return nullptr;
-  }
-
 protected:
   ~PerformanceWorker();