FX_BOOL considered harmful.

fpdfsdk/include/formfiller/FFL_ListBox.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_LISTBOX_H_
 #define FPDFSDK_INCLUDE_FORMFILLER_FFL_LISTBOX_H_
 
 #include <set>
 
 #include "FFL_FormFiller.h"
 
 class  CBA_FontMap;
 
 class CFFL_ListBox : public CFFL_FormFiller
 {
 public:
     CFFL_ListBox(CPDFDoc_Environment* pApp, CPDFSDK_Annot* pWidget);
     virtual ~CFFL_ListBox();
 
     virtual PWL_CREATEPARAM GetCreateParam();
     virtual CPWL_Wnd* NewPDFWindow(const PWL_CREATEPARAM& cp,
                                    CPDFSDK_PageView* pPageView);
 
-    virtual FX_BOOL OnChar(CPDFSDK_Annot* pAnnot, FX_UINT nChar,
+    virtual bool OnChar(CPDFSDK_Annot* pAnnot, FX_UINT nChar,
                            FX_UINT nFlags);
 
-    virtual FX_BOOL IsDataChanged(CPDFSDK_PageView* pPageView);
+    virtual bool IsDataChanged(CPDFSDK_PageView* pPageView);
     virtual void SaveData(CPDFSDK_PageView* pPageView);
 
     virtual void GetActionData(CPDFSDK_PageView* pPageView,
                                CPDF_AAction::AActionType type,
                                PDFSDK_FieldAction& fa);
     virtual void SetActionData(CPDFSDK_PageView* pPageView,
                                CPDF_AAction::AActionType type,
                                const PDFSDK_FieldAction& fa);
 
     virtual void SaveState(CPDFSDK_PageView* pPageView);
     virtual void RestoreState(CPDFSDK_PageView* pPageView);
 
     virtual CPWL_Wnd* ResetPDFWindow(CPDFSDK_PageView* pPageView,
-                                     FX_BOOL bRestoreValue);
-    virtual void OnKeyStroke(FX_BOOL bKeyDown, FX_DWORD nFlag);
+                                     bool bRestoreValue);
+    virtual void OnKeyStroke(bool bKeyDown, FX_DWORD nFlag);
 
 private:
     CBA_FontMap* m_pFontMap;
     std::set<int> m_OriginSelections;
     CFX_ArrayTemplate<int> m_State;
 };
 
 
 #endif  // FPDFSDK_INCLUDE_FORMFILLER_FFL_LISTBOX_H_