Remove IFWL_*::Create methods, use new

xfa/fwl/core/ifwl_datetimepicker.h

 // Copyright 2014 PDFium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
 
 #ifndef XFA_FWL_CORE_IFWL_DATETIMEPICKER_H_
 #define XFA_FWL_CORE_IFWL_DATETIMEPICKER_H_
 
 #include "xfa/fwl/core/cfwl_event.h"
@@ skipping 45 matching lines @@
 class IFWL_DateTimePickerDP : public IFWL_DataProvider {
  public:
   virtual FWL_Error GetToday(IFWL_Widget* pWidget,
                              int32_t& iYear,
                              int32_t& iMonth,
                              int32_t& iDay) = 0;
 };
 
 class IFWL_DateTimePicker : public IFWL_Widget {
  public:
-  static IFWL_DateTimePicker* Create(const CFWL_WidgetImpProperties& properties,
-                                     IFWL_Widget* pOuter);
-
-  IFWL_DateTimePicker(const CFWL_WidgetImpProperties& properties,
-                      IFWL_Widget* pOuter);
+  explicit IFWL_DateTimePicker(const CFWL_WidgetImpProperties& properties);
   ~IFWL_DateTimePicker() override;
 
   // IFWL_Widget
   FWL_Error GetClassName(CFX_WideString& wsClass) const override;
   FWL_Type GetClassID() const override;
   FWL_Error Initialize() override;
   FWL_Error Finalize() override;
   FWL_Error GetWidgetRect(CFX_RectF& rect, FX_BOOL bAutoSize = FALSE) override;
   FWL_Error Update() override;
   FWL_WidgetHit HitTest(FX_FLOAT fx, FX_FLOAT fy) override;
@@ skipping 110 matching lines @@
   void OnMouseMove(CFWL_MsgMouse* pMsg);
   void OnMouseLeave(CFWL_MsgMouse* pMsg);
 
   IFWL_DateTimePicker* m_pOwner;
 
  private:
   void DisForm_OnFocusChanged(CFWL_Message* pMsg, FX_BOOL bSet = TRUE);
 };
 
 #endif  // XFA_FWL_CORE_IFWL_DATETIMEPICKER_H_