Re-land "Replace CPDF_Rect and CPDF_Point with CFX types."

fpdfsdk/include/formfiller/FFL_CheckBox.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_CHECKBOX_H_
 #define FPDFSDK_INCLUDE_FORMFILLER_FFL_CHECKBOX_H_
 
 #include "fpdfsdk/include/formfiller/FFL_FormFiller.h"
 
 class CFFL_CheckBox : public CFFL_Button {
  public:
   CFFL_CheckBox(CPDFDoc_Environment* pApp, CPDFSDK_Widget* pWidget);
   ~CFFL_CheckBox() override;
 
   // CFFL_Button
   CPWL_Wnd* NewPDFWindow(const PWL_CREATEPARAM& cp,
                          CPDFSDK_PageView* pPageView) override;
   FX_BOOL OnKeyDown(CPDFSDK_Annot* pAnnot,
                     FX_UINT nKeyCode,
                     FX_UINT nFlags) override;
   FX_BOOL OnChar(CPDFSDK_Annot* pAnnot, FX_UINT nChar, FX_UINT nFlags) override;
   FX_BOOL OnLButtonUp(CPDFSDK_PageView* pPageView,
                       CPDFSDK_Annot* pAnnot,
                       FX_UINT nFlags,
-                      const CPDF_Point& point) override;
+                      const CFX_FloatPoint& point) override;
   FX_BOOL IsDataChanged(CPDFSDK_PageView* pPageView) override;
   void SaveData(CPDFSDK_PageView* pPageView) override;
 };
 
 #endif  // FPDFSDK_INCLUDE_FORMFILLER_FFL_CHECKBOX_H_