More define cleanup.

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>
 
 #include "core/fpdfapi/fpdf_font/include/cpdf_font.h"
 #include "core/fpdfdoc/include/cpvt_section.h"
 #include "core/fpdfdoc/include/cpvt_word.h"
 #include "core/fpdfdoc/include/ipvt_fontmap.h"
 
-#define FX_EDIT_UNDO_MAXITEM 10000
+namespace {
+
+const int kEditUndoMaxItems = 10000;
+
+}  // namespace
 
 CFX_Edit_Iterator::CFX_Edit_Iterator(CFX_Edit* pEdit,
                                      CPDF_VariableText::Iterator* pVTIterator)
     : m_pEdit(pEdit), m_pVTIterator(pVTIterator) {}
 
 CFX_Edit_Iterator::~CFX_Edit_Iterator() {}
 
 FX_BOOL CFX_Edit_Iterator::NextWord() {
   return m_pVTIterator->NextWord();
 }
@@ skipping 721 matching lines @@
       m_pOprNotify(NULL),
       m_pVTProvide(NULL),
       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(NULL),
       m_ptCaret(0.0f, 0.0f),
-      m_Undo(FX_EDIT_UNDO_MAXITEM),
+      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),
       m_pGroupUndoItem(NULL) {
   ASSERT(pVT);
@@ skipping 2259 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);
 }