Cleanup cfwl_* files.

xfa/fwl/core/ifwl_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 "xfa/fwl/core/ifwl_listbox.h"
 
 #include "third_party/base/ptr_util.h"
 #include "xfa/fde/tto/fde_textout.h"
@@ skipping 217 matching lines @@
 void IFWL_ListBox::GetItemText(CFWL_ListItem* pItem, CFX_WideString& wsText) {
   if (!m_pProperties->m_pDataProvider)
     return;
   IFWL_ListBoxDP* pData =
       static_cast<IFWL_ListBoxDP*>(m_pProperties->m_pDataProvider);
   if (!pItem)
     return;
   pData->GetItemText(this, pItem, wsText);
 }
 
-void IFWL_ListBox::GetScrollPos(FX_FLOAT& fPos, bool bVert) {
-  if ((bVert && IsShowScrollBar(true)) || (!bVert && IsShowScrollBar(false))) {
-    IFWL_ScrollBar* pScrollBar =
-        bVert ? m_pVertScrollBar.get() : m_pHorzScrollBar.get();
-    fPos = pScrollBar->GetPos();
-  }
-}
-
 CFWL_ListItem* IFWL_ListBox::GetItem(CFWL_ListItem* pItem, uint32_t dwKeyCode) {
   CFWL_ListItem* hRet = nullptr;
   switch (dwKeyCode) {
     case FWL_VKEY_Up:
     case FWL_VKEY_Down:
     case FWL_VKEY_Home:
     case FWL_VKEY_End: {
       const bool bUp = dwKeyCode == FWL_VKEY_Up;
       const bool bDown = dwKeyCode == FWL_VKEY_Down;
       const bool bHome = dwKeyCode == FWL_VKEY_Home;
@@ skipping 883 matching lines @@
     Repaint(&m_rtClient);
   }
   return true;
 }
 
 void IFWL_ListBox::DispatchSelChangedEv() {
   CFWL_EvtLtbSelChanged ev;
   ev.m_pSrcTarget = this;
   DispatchEvent(&ev);
 }