Move fpdfsdk/include/formfiller to fpdfsdk/formfiller.

fpdfsdk/include/formfiller/FFL_RadioButton.h

Index: fpdfsdk/include/formfiller/FFL_RadioButton.h
diff --git a/fpdfsdk/include/formfiller/FFL_RadioButton.h b/fpdfsdk/include/formfiller/FFL_RadioButton.h
deleted file mode 100644
index dba2798e3024280eae5a2dfbf8aa3851d4e0f5da..0000000000000000000000000000000000000000
--- a/fpdfsdk/include/formfiller/FFL_RadioButton.h
+++ /dev/null
@@ -1,32 +0,0 @@
-// 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_RADIOBUTTON_H_
-#define FPDFSDK_INCLUDE_FORMFILLER_FFL_RADIOBUTTON_H_
-
-#include "fpdfsdk/include/formfiller/FFL_FormFiller.h"
-
-class CFFL_RadioButton : public CFFL_Button {
- public:
-  CFFL_RadioButton(CPDFDoc_Environment* pApp, CPDFSDK_Annot* pAnnot);
-  ~CFFL_RadioButton() 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 CFX_FloatPoint& point) override;
-  FX_BOOL IsDataChanged(CPDFSDK_PageView* pPageView) override;
-  void SaveData(CPDFSDK_PageView* pPageView) override;
-};
-
-#endif  // FPDFSDK_INCLUDE_FORMFILLER_FFL_RADIOBUTTON_H_