Get rid of NULLs in core/

fpdfsdk/fxedit/fxet_edit.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/fxedit/include/fxet_edit.h"
 
 #include <algorithm>
 
@@ skipping 738 matching lines @@
 CFX_Edit::CFX_Edit(CPDF_VariableText* pVT)
     : m_pVT(pVT),
       m_pNotify(nullptr),
       m_pOprNotify(nullptr),
       m_wpCaret(-1, -1, -1),
       m_wpOldCaret(-1, -1, -1),
       m_SelState(),
       m_ptScrollPos(0, 0),
       m_ptRefreshScrollPos(0, 0),
       m_bEnableScroll(FALSE),
-      m_pIterator(nullptr),
       m_ptCaret(0.0f, 0.0f),
       m_Undo(kEditUndoMaxItems),
       m_nAlignment(0),
       m_bNotifyFlag(FALSE),
       m_bEnableOverflow(FALSE),
       m_bEnableRefresh(TRUE),
       m_rcOldContent(0.0f, 0.0f, 0.0f, 0.0f),
       m_bEnableUndo(TRUE),
       m_bNotify(TRUE),
       m_bOprNotify(FALSE),
@@ skipping 2203 matching lines @@
     if (m_bOprNotify && m_pOprNotify)
       m_pOprNotify->OnAddUndo(pEditUndoItem);
   }
 }
 
 void CFX_Edit::AddUndoItem(IFX_Edit_UndoItem* pUndoItem) {
   m_Undo.AddItem(pUndoItem);
   if (m_bOprNotify && m_pOprNotify)
     m_pOprNotify->OnAddUndo(pUndoItem);
 }