Remove FX_BOOL from fpdfsdk.

fpdfsdk/formfiller/cffl_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_FORMFILLER_CFFL_LISTBOX_H_
 #define FPDFSDK_FORMFILLER_CFFL_LISTBOX_H_
 
 #include <memory>
 #include <set>
 
 #include "fpdfsdk/formfiller/cffl_formfiller.h"
 
 class CBA_FontMap;
 
 class CFFL_ListBox : public CFFL_FormFiller {
  public:
   CFFL_ListBox(CPDFSDK_FormFillEnvironment* pApp, CPDFSDK_Annot* pWidget);
   ~CFFL_ListBox() override;
 
   // CFFL_FormFiller
   PWL_CREATEPARAM GetCreateParam() override;
   CPWL_Wnd* NewPDFWindow(const PWL_CREATEPARAM& cp,
                          CPDFSDK_PageView* pPageView) override;
-  FX_BOOL OnChar(CPDFSDK_Annot* pAnnot,
-                 uint32_t nChar,
-                 uint32_t nFlags) override;
-  FX_BOOL IsDataChanged(CPDFSDK_PageView* pPageView) override;
+  bool OnChar(CPDFSDK_Annot* pAnnot, uint32_t nChar, uint32_t nFlags) override;
+  bool IsDataChanged(CPDFSDK_PageView* pPageView) override;
   void SaveData(CPDFSDK_PageView* pPageView) override;
   void GetActionData(CPDFSDK_PageView* pPageView,
                      CPDF_AAction::AActionType type,
                      PDFSDK_FieldAction& fa) override;
   void SaveState(CPDFSDK_PageView* pPageView) override;
   void RestoreState(CPDFSDK_PageView* pPageView) override;
   CPWL_Wnd* ResetPDFWindow(CPDFSDK_PageView* pPageView,
-                           FX_BOOL bRestoreValue) override;
+                           bool bRestoreValue) override;
 
  private:
   std::unique_ptr<CBA_FontMap> m_pFontMap;
   std::set<int> m_OriginSelections;
   CFX_ArrayTemplate<int> m_State;
 };
 
 #endif  // FPDFSDK_FORMFILLER_CFFL_LISTBOX_H_