Remove ActiveScriptWrappableBase::m_scriptWrappable

third_party/WebKit/Source/modules/indexeddb/IDBDatabase.cpp

 /*
  * Copyright (C) 2010 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  *
  * 1.  Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer.
  * 2.  Redistributions in binary form must reproduce the above copyright
@@ skipping 83 matching lines @@
                                  IDBDatabaseCallbacks* callbacks) {
   IDBDatabase* idbDatabase =
       new IDBDatabase(context, std::move(database), callbacks);
   idbDatabase->suspendIfNeeded();
   return idbDatabase;
 }
 
 IDBDatabase::IDBDatabase(ExecutionContext* context,
                          std::unique_ptr<WebIDBDatabase> backend,
                          IDBDatabaseCallbacks* callbacks)
-    : ActiveScriptWrappable(this),
+    : ActiveScriptWrappable(),
       SuspendableObject(context),
       m_backend(std::move(backend)),
       m_databaseCallbacks(callbacks) {
   m_databaseCallbacks->connect(this);
 }
 
 IDBDatabase::~IDBDatabase() {
   if (!m_closePending && m_backend)
     m_backend->close();
 }
@@ skipping 469 matching lines @@
 
 void IDBDatabase::recordApiCallsHistogram(IndexedDatabaseMethods method) {
   DEFINE_THREAD_SAFE_STATIC_LOCAL(
       EnumerationHistogram, apiCallsHistogram,
       new EnumerationHistogram("WebCore.IndexedDB.FrontEndAPICalls",
                                IDBMethodsMax));
   apiCallsHistogram.count(method);
 }
 
 }  // namespace blink