Move xfa/src up to xfa/.

xfa/src/fxfa/app/xfa_ffcheckbutton.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_SRC_FXFA_APP_XFA_FFCHECKBUTTON_H_
-#define XFA_SRC_FXFA_APP_XFA_FFCHECKBUTTON_H_
-
-#include "xfa/src/fxfa/app/xfa_fffield.h"
-#include "xfa/src/fxfa/app/xfa_ffpageview.h"
-
-class CXFA_FFCheckButton : public CXFA_FFField {
- public:
-  CXFA_FFCheckButton(CXFA_FFPageView* pPageView, CXFA_WidgetAcc* pDataAcc);
-  virtual ~CXFA_FFCheckButton();
-  virtual void RenderWidget(CFX_Graphics* pGS,
-                            CFX_Matrix* pMatrix = NULL,
-                            FX_DWORD dwStatus = 0,
-                            int32_t iRotate = 0);
-
-  virtual FX_BOOL LoadWidget();
-  virtual FX_BOOL PerformLayout();
-  virtual FX_BOOL UpdateFWLData();
-  virtual void UpdateWidgetProperty();
-  virtual FX_BOOL OnLButtonUp(FX_DWORD dwFlags, FX_FLOAT fx, FX_FLOAT fy);
-  void SetFWLCheckState(XFA_CHECKSTATE eCheckState);
-  virtual int32_t OnProcessMessage(CFWL_Message* pMessage);
-  virtual FWL_ERR OnProcessEvent(CFWL_Event* pEvent);
-  virtual FWL_ERR OnDrawWidget(CFX_Graphics* pGraphics,
-                               const CFX_Matrix* pMatrix = NULL);
-
- protected:
-  virtual FX_BOOL CommitData();
-  virtual FX_BOOL IsDataChanged();
-  void CapLeftRightPlacement(CXFA_Margin mgCap);
-  void AddUIMargin(int32_t iCapPlacement);
-  XFA_CHECKSTATE FWLState2XFAState();
-  IFWL_WidgetDelegate* m_pOldDelegate;
-  CFX_RectF m_rtCheckBox;
-};
-
-#endif  // XFA_SRC_FXFA_APP_XFA_FFCHECKBUTTON_H_