Move modules-dependent Event code out of core.

Source/modules/device_light/DeviceLightEvent.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 DeviceLightEvent_h
 #define DeviceLightEvent_h
 
-#include "core/events/Event.h"
+#include "modules/EventModules.h"
 #include "platform/heap/Handle.h"
 
 namespace WebCore {
 
 struct DeviceLightEventInit : public EventInit {
     DeviceLightEventInit()
         : value(std::numeric_limits<double>::infinity())
     {
         bubbles = true;
     };
@@ skipping 28 matching lines @@
     DeviceLightEvent(const AtomicString& eventType, const DeviceLightEventInit& initializer);
 
     double m_value;
 };
 
 DEFINE_TYPE_CASTS(DeviceLightEvent, Event, event, event->interfaceName() == EventNames::DeviceLightEvent, event.interfaceName() == EventNames::DeviceLightEvent);
 
 } // namespace WebCore
 
 #endif // DeviceLightEvent_h