Remove FX_BOOL from xfa.

xfa/fwl/core/cfwl_datetimepicker.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_FWL_CORE_CFWL_DATETIMEPICKER_H_
 #define XFA_FWL_CORE_CFWL_DATETIMEPICKER_H_
 
 #include "xfa/fwl/core/cfwl_widget.h"
 #include "xfa/fwl/core/ifwl_datetimepicker.h"
 
 class CFWL_DateTimePicker : public CFWL_Widget {
  public:
   CFWL_DateTimePicker(const IFWL_App*);
   ~CFWL_DateTimePicker() override;
 
   void Initialize();
 
   FWL_Error SetToday(int32_t iYear, int32_t iMonth, int32_t iDay);
   FWL_Error GetEditText(CFX_WideString& wsText);
   FWL_Error SetEditText(const CFX_WideString& wsText);
   int32_t CountSelRanges();
   int32_t GetSelRange(int32_t nIndex, int32_t& nStart);
   FWL_Error GetCurSel(int32_t& iYear, int32_t& iMonth, int32_t& iDay);
   FWL_Error SetCurSel(int32_t iYear, int32_t iMonth, int32_t iDay);
-  FX_BOOL CanUndo();
-  FX_BOOL CanRedo();
-  FX_BOOL Undo();
-  FX_BOOL Redo();
-  FX_BOOL CanCopy();
-  FX_BOOL CanCut();
-  FX_BOOL CanSelectAll();
-  FX_BOOL Copy(CFX_WideString& wsCopy);
-  FX_BOOL Cut(CFX_WideString& wsCut);
-  FX_BOOL Paste(const CFX_WideString& wsPaste);
-  FX_BOOL SelectAll();
-  FX_BOOL Delete();
-  FX_BOOL DeSelect();
+  bool CanUndo();
+  bool CanRedo();
+  bool Undo();
+  bool Redo();
+  bool CanCopy();
+  bool CanCut();
+  bool CanSelectAll();
+  bool Copy(CFX_WideString& wsCopy);
+  bool Cut(CFX_WideString& wsCut);
+  bool Paste(const CFX_WideString& wsPaste);
+  bool SelectAll();
+  bool Delete();
+  bool DeSelect();
   FWL_Error GetBBox(CFX_RectF& rect);
   FWL_Error SetEditLimit(int32_t nLimit);
   FWL_Error ModifyEditStylesEx(uint32_t dwStylesExAdded,
                                uint32_t dwStylesExRemoved);
 
  protected:
   class CFWL_DateTimePickerDP : public IFWL_DateTimePickerDP {
    public:
     CFWL_DateTimePickerDP();
 
     // IFWL_DataProvider
     FWL_Error GetCaption(IFWL_Widget* pWidget,
                          CFX_WideString& wsCaption) override;
 
     // IFWL_DateTimePickerDP
     FWL_Error GetToday(IFWL_Widget* pWidget,
                        int32_t& iYear,
                        int32_t& iMonth,
                        int32_t& iDay) override;
     int32_t m_iYear;
     int32_t m_iMonth;
     int32_t m_iDay;
     CFX_WideString m_wsData;
   };
 
   CFWL_DateTimePickerDP m_DateTimePickerDP;
 };
 
 #endif  // XFA_FWL_CORE_CFWL_DATETIMEPICKER_H_