Move modules-dependent Event code out of core.

Source/modules/device_light/DeviceLightController.h

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef DeviceLightController_h
 #define DeviceLightController_h
 
 #include "core/dom/DocumentSupplementable.h"
-#include "core/events/Event.h"
 #include "core/frame/DOMWindowLifecycleObserver.h"
 #include "core/frame/DeviceSensorEventController.h"
+#include "modules/EventModules.h"
 
 namespace WebCore {
 
 class DOMWindow;
 
 class DeviceLightController FINAL : public NoBaseWillBeGarbageCollectedFinalized<DeviceLightController>, public DeviceSensorEventController, public DocumentSupplement, public DOMWindowLifecycleObserver {
     WILL_BE_USING_GARBAGE_COLLECTED_MIXIN(DeviceLightController);
 public:
     virtual ~DeviceLightController();
 
@@ skipping 16 matching lines @@
     virtual PassRefPtrWillBeRawPtr<Event> getLastEvent() OVERRIDE;
     virtual bool isNullEvent(Event*) OVERRIDE;
     virtual Document* document() OVERRIDE;
 
     Document& m_document;
 };
 
 } // namespace WebCore
 
 #endif // DeviceLightController_h