bindings: Store ScriptState in generated callback functions

third_party/WebKit/Source/modules/indexeddb/IDBObserver.h

Index: third_party/WebKit/Source/modules/indexeddb/IDBObserver.h
diff --git a/third_party/WebKit/Source/modules/indexeddb/IDBObserver.h b/third_party/WebKit/Source/modules/indexeddb/IDBObserver.h
index c4f00fa330ed9104e23259f42cae4f71f01e72fe..34a202abc2fb966eb430c50424be3bf49f35b3e6 100644
--- a/third_party/WebKit/Source/modules/indexeddb/IDBObserver.h
+++ b/third_party/WebKit/Source/modules/indexeddb/IDBObserver.h
@@ -28,9 +28,7 @@ class MODULES_EXPORT IDBObserver final
   DEFINE_WRAPPERTYPEINFO();
 
  public:
-  static IDBObserver* create(ScriptState*,
-                             IDBObserverCallback*,
-                             const IDBObserverInit&);
+  static IDBObserver* create(IDBObserverCallback*, const IDBObserverInit&);
 
   void removeObserver(int32_t id);
   void onChange(int32_t id,
@@ -51,9 +49,8 @@ class MODULES_EXPORT IDBObserver final
   DECLARE_TRACE();
 
  private:
-  IDBObserver(ScriptState*, IDBObserverCallback*, const IDBObserverInit&);
+  IDBObserver(IDBObserverCallback*, const IDBObserverInit&);
 
-  RefPtr<ScriptState> m_scriptState;
   Member<IDBObserverCallback> m_callback;
   bool m_transaction;
   bool m_values;