Supplement should have a Member to the corresponding Supplementable object (Part 1)

third_party/WebKit/Source/core/frame/Screen.h

 /*
  * Copyright (C) 2007 Apple 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 14 matching lines @@
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 
 #ifndef Screen_h
 #define Screen_h
 
 #include "bindings/core/v8/ScriptWrappable.h"
 #include "core/frame/DOMWindowProperty.h"
+#include "core/workers/WorkerNavigator.h"
 #include "platform/Supplementable.h"
 #include "platform/heap/Handle.h"
 
 namespace blink {
 
 class LocalFrame;
 
-class Screen final : public GarbageCollected<Screen>, public ScriptWrappable, public DOMWindowProperty, public Supplementable<Screen> {
+class CORE_EXPORT Screen final : public GarbageCollected<Screen>, public ScriptWrappable, public DOMWindowProperty, public Supplementable<Screen> {
     DEFINE_WRAPPERTYPEINFO();
     USING_GARBAGE_COLLECTED_MIXIN(Screen);
 public:
     static Screen* create(LocalFrame* frame)
     {
         return new Screen(frame);
     }
 
     int height() const;
     int width() const;
     unsigned colorDepth() const;
     unsigned pixelDepth() const;
     int availLeft() const;
     int availTop() const;
     int availHeight() const;
     int availWidth() const;
 
     DECLARE_VIRTUAL_TRACE();
 
 private:
     explicit Screen(LocalFrame*);
 };
 
 } // namespace blink
 
 #endif // Screen_h