Remove some FWL code.

xfa/fwl/core/fwl_formimp.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_FWL_FORMIMP_H_
 #define XFA_FWL_CORE_FWL_FORMIMP_H_
 
 #include "xfa/fwl/core/fwl_panelimp.h"
@@ skipping 37 matching lines @@
     bDisabled ? m_dwState |= FWL_SYSBUTTONSTATE_Disabled
               : m_dwState &= ~FWL_SYSBUTTONSTATE_Disabled;
   }
   int32_t GetPartState() {
     return (IsDisabled() ? FWL_PARTSTATE_FRM_Disabled : (m_dwState + 1));
   }
 
   CFX_RectF m_rtBtn;
   uint32_t m_dwState;
 };
+
 enum FORM_RESIZETYPE {
   FORM_RESIZETYPE_None = 0,
   FORM_RESIZETYPE_Cap,
-  FORM_RESIZETYPE_Left,
-  FORM_RESIZETYPE_Top,
-  FORM_RESIZETYPE_Right,
-  FORM_RESIZETYPE_Bottom,
-  FORM_RESIZETYPE_LeftTop,
-  FORM_RESIZETYPE_LeftBottom,
-  FORM_RESIZETYPE_RightTop,
-  FORM_RESIZETYPE_RightBottom
 };
+
 typedef struct RestoreResizeInfo {
   CFX_PointF m_ptStart;
   CFX_SizeF m_szStart;
 } RestoreInfo;
+
 class CFWL_FormImp : public CFWL_PanelImp {
  public:
   CFWL_FormImp(const CFWL_WidgetImpProperties& properties, IFWL_Widget* pOuter);
   virtual ~CFWL_FormImp();
   virtual FWL_ERR GetClassName(CFX_WideString& wsClass) const;
   virtual uint32_t GetClassID() const;
   virtual FX_BOOL IsInstance(const CFX_WideStringC& wsClass) const;
   virtual FWL_ERR Initialize();
   virtual FWL_ERR Finalize();
 
@@ skipping 102 matching lines @@
   void OnMouseMove(CFWL_MsgMouse* pMsg);
   void OnMouseHover(CFWL_MsgMouse* pMsg);
   void OnMouseLeave(CFWL_MsgMouse* pMsg);
   void OnLButtonDblClk(CFWL_MsgMouse* pMsg);
   void OnWindowMove(CFWL_MsgWindowMove* pMsg);
   void OnClose(CFWL_MsgClose* pMsg);
   CFWL_FormImp* m_pOwner;
 };
 
 #endif  // XFA_FWL_CORE_FWL_FORMIMP_H_