Remove modules/webdatabase dependency from core.

Source/core/workers/WorkerGlobalScope.cpp

 /*
  * Copyright (C) 2008 Apple Inc. All Rights Reserved.
  * Copyright (C) 2009, 2011 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 169 matching lines @@
 void WorkerGlobalScope::postTask(PassOwnPtr<ExecutionContextTask> task)
 {
     thread()->runLoop().postTask(task);
 }
 
 void WorkerGlobalScope::clearInspector()
 {
     m_workerInspectorController.clear();
 }
 
+void WorkerGlobalScope::willStopActiveDOMObjects()
+{
+    lifecycleNotifier().notifyWillStopActiveDOMObjects();
+}
+
 void WorkerGlobalScope::dispose()
 {
     ASSERT(thread()->isCurrentThread());
 
     // Notify proxy that we are going away. This can free the WorkerThread object, so do not access it after this.
     thread()->workerReportingProxy().workerGlobalScopeDestroyed();
 
     clearScript();
     clearInspector();
     setClient(0);
@@ skipping 98 matching lines @@
 
 void WorkerGlobalScope::trace(Visitor* visitor)
 {
     visitor->trace(m_console);
     visitor->trace(m_location);
     visitor->trace(m_navigator);
     WillBeHeapSupplementable<WorkerGlobalScope>::trace(visitor);
 }
 
 } // namespace WebCore