Remove FX_BOOL from xfa.

xfa/fxfa/app/xfa_ffimageedit.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 XFA_FXFA_APP_XFA_FFIMAGEEDIT_H_
 #define XFA_FXFA_APP_XFA_FFIMAGEEDIT_H_
 
 #include "xfa/fxfa/app/xfa_fffield.h"
 
 class CXFA_FFImageEdit : public CXFA_FFField {
  public:
   CXFA_FFImageEdit(CXFA_FFPageView* pPageView, CXFA_WidgetAcc* pDataAcc);
   ~CXFA_FFImageEdit() override;
 
   // CXFA_FFField
   void RenderWidget(CFX_Graphics* pGS,
                     CFX_Matrix* pMatrix,
                     uint32_t dwStatus) override;
-  FX_BOOL LoadWidget() override;
+  bool LoadWidget() override;
   void UnloadWidget() override;
-  FX_BOOL OnLButtonDown(uint32_t dwFlags, FX_FLOAT fx, FX_FLOAT fy) override;
+  bool OnLButtonDown(uint32_t dwFlags, FX_FLOAT fx, FX_FLOAT fy) override;
   void OnProcessMessage(CFWL_Message* pMessage) override;
   void OnProcessEvent(CFWL_Event* pEvent) override;
   void OnDrawWidget(CFX_Graphics* pGraphics,
                     const CFX_Matrix* pMatrix = nullptr) override;
 
  protected:
   void SetFWLRect() override;
-  FX_BOOL UpdateFWLData() override;
-  FX_BOOL CommitData() override;
+  bool UpdateFWLData() override;
+  bool CommitData() override;
 
   IFWL_WidgetDelegate* m_pOldDelegate;
 };
 
 #endif  // XFA_FXFA_APP_XFA_FFIMAGEEDIT_H_