Drop document.createEvent support for things still behind a flag

third_party/WebKit/Source/core/events/PointerEvent.h

 // Copyright 2015 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 PointerEvent_h
 #define PointerEvent_h
 
 #include "core/events/MouseEvent.h"
 #include "core/events/PointerEventInit.h"
 #include "platform/PlatformTouchPoint.h"
 
 namespace blink {
 
 class PointerEvent final : public MouseEvent {
     DEFINE_WRAPPERTYPEINFO();
 
 public:
-    static PointerEvent* create()
-    {
-        return new PointerEvent;
-    }
-
     static PointerEvent* create(const AtomicString& type, const PointerEventInit& initializer)
     {
         return new PointerEvent(type, initializer);
     }
 
     int pointerId() const { return m_pointerId; }
     double width() const { return m_width; }
     double height() const { return m_height; }
     float pressure() const { return m_pressure; }
     long tiltX() const { return m_tiltX; }
     long tiltY() const { return m_tiltY; }
     const String& pointerType() const { return m_pointerType; }
     bool isPrimary() const { return m_isPrimary; }
 
     short button() const override { return rawButton(); }
     bool isMouseEvent() const override;
     bool isPointerEvent() const override;
 
     EventDispatchMediator* createMediator() override;
 
     DECLARE_VIRTUAL_TRACE();
 
 private:
-    PointerEvent();
     PointerEvent(const AtomicString&, const PointerEventInit&);
 
     int m_pointerId;
     double m_width;
     double m_height;
     float m_pressure;
     long m_tiltX;
     long m_tiltY;
     String m_pointerType;
     bool m_isPrimary;
 };
 
 
 class PointerEventDispatchMediator final : public EventDispatchMediator {
 public:
     static PointerEventDispatchMediator* create(PointerEvent*);
 
 private:
     explicit PointerEventDispatchMediator(PointerEvent*);
     PointerEvent& event() const;
     DispatchEventResult dispatchEvent(EventDispatcher&) const override;
 };
 
 DEFINE_EVENT_TYPE_CASTS(PointerEvent);
 
 } // namespace blink
 
 #endif // PointerEvent_h