Merge to XFA: Remove Release() combo patch.

fpdfsdk/include/fxedit/fx_edit.h

 // 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
 
 #ifndef _FX_EDIT_H_
 #define _FX_EDIT_H_
 
 #include "../../../core/include/fxcrt/fx_basic.h"
@@ skipping 146 matching lines @@
         //get the current position.
         virtual const CPVT_WordPlace &                  GetAt() const = 0;
 
         //get the edit which this iterator belongs to
         virtual IFX_Edit*                                               GetEdit() const = 0;
 };
 
 class IFX_Edit_UndoItem
 {
 public:
-        virtual void                                                    Release() = 0;
+        virtual ~IFX_Edit_UndoItem() { }
+
         virtual void                                                    Undo() = 0;
         virtual void                                                    Redo() = 0;
         virtual CFX_WideString                                  GetUndoTitle() = 0;
-
-protected:
-        ~IFX_Edit_UndoItem() { }
 };
 
 class FXET_CLASS IFX_Edit
 {
 public:
         static IFX_Edit*                                                NewEdit();
         static  void                                                    DelEdit(IFX_Edit* pEdit);
 
         //set a IFX_Edit_FontMap pointer implemented by user.
         virtual void                                                    SetFontMap(IFX_Edit_FontMap* pFontMap) = 0;
@@ skipping 305 matching lines @@
         virtual void                                                    OnVK_END(FX_BOOL bShift,FX_BOOL bCtrl) = 0;
         virtual void                                                    OnVK(FX_INT32 nItemIndex,FX_BOOL bShift,FX_BOOL bCtrl) = 0;
         virtual FX_BOOL                                                 OnChar(FX_WORD nChar,FX_BOOL bShift,FX_BOOL bCtrl) = 0;
 
 protected:
         ~IFX_List() { }
 };
 
 #endif