Remove dead code found by Scythe.

fpdfsdk/include/formfiller/FFL_FormFiller.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 FPDFSDK_INCLUDE_FORMFILLER_FFL_FORMFILLER_H_
 #define FPDFSDK_INCLUDE_FORMFILLER_FFL_FORMFILLER_H_
 
 #include "FFL_IFormFiller.h"
 #include "FFL_CBA_Fontmap.h"
 
 class CPDFSDK_Annot;
 class CFFL_FormFiller;
 class CFFL_Notify;
 class CPDFDoc_Environment;
 class CPDFSDK_PageView;
 class CPDFSDK_Document;
 class CPDFSDK_Widget;
 
-struct FFL_KeyStrokeData
-{
-        CFX_WideString          swValue;
-        FX_BOOL                         bFull;
-        int                                     nSelStart;
-        int                                     nSelEnd;
-};
-
 class CFFL_FormFiller : public IPWL_Provider, public CPWL_TimerHandler
 {
 public:
         CFFL_FormFiller(CPDFDoc_Environment* pApp, CPDFSDK_Annot* pAnnot);
         virtual ~CFFL_FormFiller();
 
         virtual FX_RECT                         GetViewBBox(CPDFSDK_PageView *pPageView, CPDFSDK_Annot* pAnnot);
         virtual void                            OnDraw(CPDFSDK_PageView *pPageView, CPDFSDK_Annot* pAnnot,
                                                                         CFX_RenderDevice* pDevice, CPDF_Matrix* pUser2Device,
                                                                         FX_DWORD dwFlags);
@@ skipping 61 matching lines @@
         CPDF_Point                                      WndtoPWL(CPDFSDK_PageView* pPageView, const CPDF_Point& pt);
         CPDF_Rect                                       FFLtoWnd(CPDFSDK_PageView* pPageView, const CPDF_Rect& rect);
 
         void                                            SetWindowRect(CPDFSDK_PageView* pPageView, const CPDF_Rect& rcWindow);
         CPDF_Rect                                       GetWindowRect(CPDFSDK_PageView* pPageView);
 
         FX_BOOL                                         CommitData(CPDFSDK_PageView* pPageView, FX_UINT nFlag);
         virtual FX_BOOL                         IsDataChanged(CPDFSDK_PageView* pPageView);
         virtual void                            SaveData(CPDFSDK_PageView* pPageView);
 
-        virtual void                            GetKeyStrokeData(CPDFSDK_PageView* pPageView, FFL_KeyStrokeData& data);
-
         CPWL_Wnd*                                       GetPDFWindow(CPDFSDK_PageView* pPageView, FX_BOOL bNew);
         void                                            DestroyPDFWindow(CPDFSDK_PageView* pPageView);
         void                                            EscapeFiller(CPDFSDK_PageView* pPageView, FX_BOOL bDestroyPDFWindow);
 
         virtual PWL_CREATEPARAM         GetCreateParam();
         virtual CPWL_Wnd*                       NewPDFWindow(const PWL_CREATEPARAM& cp, CPDFSDK_PageView* pPageView) = 0;
         virtual CPDF_Rect                       GetFocusBox(CPDFSDK_PageView* pPageView);
 
         FX_BOOL                                         IsValid() const;
         CPDF_Rect                                       GetPDFWindowRect() const;
@@ skipping 34 matching lines @@
 
         virtual void                            OnDrawDeactive(CPDFSDK_PageView *pPageView, CPDFSDK_Annot* pAnnot,
                                                                         CFX_RenderDevice* pDevice, CPDF_Matrix* pUser2Device,
                                                                         FX_DWORD dwFlags);
 protected:
         FX_BOOL                                         m_bMouseIn;
         FX_BOOL                                         m_bMouseDown;
 };
 
 #endif  // FPDFSDK_INCLUDE_FORMFILLER_FFL_FORMFILLER_H_