Continue IFWL cleanup

xfa/fwl/core/ifwl_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/core/ifwl_picturebox.h"
 
 #include "third_party/base/ptr_util.h"
 #include "xfa/fwl/core/cfwl_picturebox.h"
 #include "xfa/fwl/core/fwl_noteimp.h"
 
 IFWL_PictureBox::IFWL_PictureBox(
     const IFWL_App* app,
     std::unique_ptr<CFWL_WidgetProperties> properties)
-    : IFWL_Widget(app, std::move(properties), nullptr),
-      m_bTop(false),
-      m_bVCenter(false),
-      m_bButton(false) {
+    : IFWL_Widget(app, std::move(properties), nullptr) {
   m_rtClient.Reset();
   m_rtImage.Reset();
   m_matrix.SetIdentity();
 }
 
 IFWL_PictureBox::~IFWL_PictureBox() {}
 
 FWL_Type IFWL_PictureBox::GetClassID() const {
   return FWL_Type::PictureBox;
 }
@@ skipping 63 matching lines @@
     fx = m_rtClient.width;
   }
   if (fy > m_rtClient.height) {
     fy = m_rtClient.height;
   }
   pGraphics->DrawImage(pPicture, CFX_PointF((m_rtClient.width - fx) / 2,
                                             (m_rtClient.height - fy) / 2),
                        &matrix);
 }
 
-bool IFWL_PictureBox::VStyle(uint32_t dwStyle) {
-  switch (dwStyle & FWL_STYLEEXT_PTB_VAlignMask) {
-    case FWL_STYLEEXT_PTB_Top:
-      m_bTop = true;
-      return true;
-    case FWL_STYLEEXT_PTB_Vcenter:
-      m_bVCenter = true;
-      return true;
-    case FWL_STYLEEXT_PTB_Bottom:
-      m_bButton = true;
-      return true;
-  }
-  return false;
-}
-
 void IFWL_PictureBox::OnDrawWidget(CFX_Graphics* pGraphics,
                                    const CFX_Matrix* pMatrix) {
   DrawWidget(pGraphics, pMatrix);
 }