Remove IFX_SystemHandler.

fpdfsdk/pdfwindow/PWL_ListBox.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 "fpdfsdk/pdfwindow/PWL_ListBox.h"
 
 #include "fpdfsdk/pdfwindow/PWL_Edit.h"
 #include "fpdfsdk/pdfwindow/PWL_EditCtrl.h"
@@ skipping 163 matching lines @@
       CFX_FloatPoint ptOffset(rcItem.left, (rcItem.top + rcItem.bottom) * 0.5f);
       if (IFX_Edit* pEdit = m_pList->GetItemEdit(i)) {
         CFX_FloatRect rcContent = pEdit->GetContentRect();
         if (rcContent.Width() > rcClient.Width())
           rcItem.Intersect(rcList);
         else
           rcItem.Intersect(rcClient);
       }
 
       if (m_pList->IsItemSelected(i)) {
-        IFX_SystemHandler* pSysHandler = GetSystemHandler();
+        CFX_SystemHandler* pSysHandler = GetSystemHandler();
         if (pSysHandler && pSysHandler->IsSelectionImplemented()) {
           IFX_Edit::DrawEdit(
               pDevice, pUser2Device, m_pList->GetItemEdit(i),
               CPWL_Utils::PWLColorToFXColor(GetTextColor()),
               CPWL_Utils::PWLColorToFXColor(GetTextStrokeColor()), rcList,
               ptOffset, NULL, pSysHandler, m_pFormFiller);
           pSysHandler->OutputSelectedRect(m_pFormFiller, rcItem);
         } else {
           CPWL_Utils::DrawFillRect(pDevice, pUser2Device, rcItem,
                                    ArgbEncode(255, 0, 51, 113));
           IFX_Edit::DrawEdit(pDevice, pUser2Device, m_pList->GetItemEdit(i),
                              ArgbEncode(255, 255, 255, 255), 0, rcList,
                              ptOffset, NULL, pSysHandler, m_pFormFiller);
         }
       } else {
-        IFX_SystemHandler* pSysHandler = GetSystemHandler();
+        CFX_SystemHandler* pSysHandler = GetSystemHandler();
         IFX_Edit::DrawEdit(pDevice, pUser2Device, m_pList->GetItemEdit(i),
                            CPWL_Utils::PWLColorToFXColor(GetTextColor()),
                            CPWL_Utils::PWLColorToFXColor(GetTextStrokeColor()),
                            rcList, ptOffset, NULL, pSysHandler, NULL);
       }
     }
   }
 }
 
 FX_BOOL CPWL_ListBox::OnKeyDown(uint16_t nChar, uint32_t nFlag) {
@@ skipping 317 matching lines @@
   if (zDelta < 0) {
     m_pList->OnVK_DOWN(IsSHIFTpressed(nFlag), IsCTRLpressed(nFlag));
   } else {
     m_pList->OnVK_UP(IsSHIFTpressed(nFlag), IsCTRLpressed(nFlag));
   }
 
   FX_BOOL bExit = FALSE;
   OnNotifySelChanged(FALSE, bExit, nFlag);
   return TRUE;
 }