Remove FWL Create methods, use new instead

xfa/fwl/lightwidget/cfwl_picturebox.cpp

 // 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
 
 #include "xfa/fwl/lightwidget/cfwl_picturebox.h"
 
 #include <memory>
 
 IFWL_PictureBox* CFWL_PictureBox::GetWidget() {
   return static_cast<IFWL_PictureBox*>(m_pIface.get());
 }
 
 const IFWL_PictureBox* CFWL_PictureBox::GetWidget() const {
   return static_cast<IFWL_PictureBox*>(m_pIface.get());
 }
 
-CFWL_PictureBox* CFWL_PictureBox::Create() {
-  return new CFWL_PictureBox;
-}
-
 FWL_Error CFWL_PictureBox::Initialize(
     const CFWL_WidgetProperties* pProperties) {
   if (m_pIface)
     return FWL_Error::Indefinite;
   if (pProperties) {
     *m_pProperties = *pProperties;
   }
   std::unique_ptr<IFWL_PictureBox> pPictureBox(IFWL_PictureBox::Create(
       m_pProperties->MakeWidgetImpProperties(&m_PictureBoxDP), nullptr));
   FWL_Error ret = pPictureBox->Initialize();
@@ skipping 118 matching lines @@
   matrix.Rotate(m_fRotation);
   matrix.Translate(fLen, fWid);
   matrix.Scale(m_fScaleX, m_fScaleY);
   matrix.Translate(m_fOffSetX, m_fOffSetY);
   return FWL_Error::Succeeded;
 }
 
 int32_t CFWL_PictureBox::CFWL_PictureBoxDP::GetFlipMode(IFWL_Widget* pWidget) {
   return m_iFlipMode;
 }