diff --git a/dom/bindings/Codegen.py b/dom/bindings/Codegen.py
index fb6f4ad135cc..2e9b59a715b5 100644
--- a/dom/bindings/Codegen.py
+++ b/dom/bindings/Codegen.py
@@ -2492,7 +2492,6 @@ class CGWrapGlobalMethod(CGAbstractMethod):
     def __init__(self, descriptor, properties):
         assert descriptor.interface.hasInterfacePrototypeObject()
         args = [Argument('JSContext*', 'aCx'),
-                Argument('JS::Handle<JSObject*>', 'aScope'),
                 Argument(descriptor.nativeType + '*', 'aObject'),
                 Argument('nsWrapperCache*', 'aCache'),
                 Argument('JS::CompartmentOptions&', 'aOptions'),
diff --git a/dom/workers/WorkerScope.cpp b/dom/workers/WorkerScope.cpp
index 117f727a80bf..824a34087ad3 100644
--- a/dom/workers/WorkerScope.cpp
+++ b/dom/workers/WorkerScope.cpp
@@ -299,8 +299,8 @@ DedicatedWorkerGlobalScope::WrapGlobalObject(JSContext* aCx)
   // We're wrapping the global, so the scope is undefined.
   JS::Rooted<JSObject*> scope(aCx);
 
-  return DedicatedWorkerGlobalScopeBinding_workers::Wrap(aCx, scope, this,
-                                                         this, options,
+  return DedicatedWorkerGlobalScopeBinding_workers::Wrap(aCx, this, this,
+                                                         options,
                                                          GetWorkerPrincipal());
 }
 
@@ -340,8 +340,7 @@ SharedWorkerGlobalScope::WrapGlobalObject(JSContext* aCx)
   // We're wrapping the global, so the scope is undefined.
   JS::Rooted<JSObject*> scope(aCx);
 
-  return SharedWorkerGlobalScopeBinding_workers::Wrap(aCx, scope, this, this,
-                                                      options,
+  return SharedWorkerGlobalScopeBinding_workers::Wrap(aCx, this, this, options,
                                                       GetWorkerPrincipal());
 }