Cleanup unused methods and return values in FWL code.

xfa/fwl/core/ifwl_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 XFA_FWL_CORE_IFWL_CHECKBOX_H_
 #define XFA_FWL_CORE_IFWL_CHECKBOX_H_
 
 #include "xfa/fwl/core/cfwl_event.h"
 #include "xfa/fwl/core/cfwl_widgetimpproperties.h"
 #include "xfa/fwl/core/ifwl_dataprovider.h"
 #include "xfa/fwl/core/ifwl_widget.h"
 
-#define FWL_CLASS_CheckBox L"FWL_CHECKBOX"
 #define FWL_STYLEEXT_CKB_Left (0L << 0)
 #define FWL_STYLEEXT_CKB_Center (1L << 0)
 #define FWL_STYLEEXT_CKB_Right (2L << 0)
 #define FWL_STYLEEXT_CKB_Top (0L << 2)
 #define FWL_STYLEEXT_CKB_VCenter (1L << 2)
 #define FWL_STYLEEXT_CKB_Bottom (2L << 2)
 #define FWL_STYLEEXT_CKB_LeftText (1L << 4)
 #define FWL_STYLEEXT_CKB_MultiLine (1L << 5)
 #define FWL_STYLEEXT_CKB_3State (1L << 6)
 #define FWL_STYLEEXT_CKB_RadioButton (1L << 7)
@@ skipping 29 matching lines @@
  public:
   virtual FX_FLOAT GetBoxSize(IFWL_Widget* pWidget) = 0;
 };
 
 class IFWL_CheckBox : public IFWL_Widget {
  public:
   explicit IFWL_CheckBox(const CFWL_WidgetImpProperties& properties);
   ~IFWL_CheckBox() override;
 
   // IFWL_Widget
-  FWL_Error GetClassName(CFX_WideString& wsClass) const override;
   FWL_Type GetClassID() const override;
   FWL_Error Initialize() override;
-  FWL_Error Finalize() override;
+  void Finalize() override;
   FWL_Error GetWidgetRect(CFX_RectF& rect, FX_BOOL bAutoSize = FALSE) override;
   FWL_Error Update() override;
   FWL_Error DrawWidget(CFX_Graphics* pGraphics,
                        const CFX_Matrix* pMatrix = nullptr) override;
   int32_t GetCheckState();
   FWL_Error SetCheckState(int32_t iCheck);
 
  protected:
   friend class CFWL_CheckBoxImpDelegate;
 
@@ skipping 25 matching lines @@
   void OnLButtonDown(CFWL_MsgMouse* pMsg);
   void OnLButtonUp(CFWL_MsgMouse* pMsg);
   void OnMouseMove(CFWL_MsgMouse* pMsg);
   void OnMouseLeave(CFWL_MsgMouse* pMsg);
   void OnKeyDown(CFWL_MsgKey* pMsg);
 
   IFWL_CheckBox* m_pOwner;
 };
 
 #endif  // XFA_FWL_CORE_IFWL_CHECKBOX_H_