Make code compile with clang_use_chrome_plugin (part VI)

xfa/fwl/lightwidget/cfwl_listbox.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_LIGHTWIDGET_CFWL_LISTBOX_H_
 #define XFA_FWL_LIGHTWIDGET_CFWL_LISTBOX_H_
 
 #include <memory>
 #include <vector>
 
 #include "xfa/fwl/basewidget/ifwl_listbox.h"
 #include "xfa/fwl/core/fwl_error.h"
 #include "xfa/fwl/core/ifwl_widget.h"
 #include "xfa/fwl/lightwidget/cfwl_widget.h"
 
 class CFWL_ListItem;
 
 class CFWL_ListBox : public CFWL_Widget {
  public:
+  CFWL_ListBox();
+  ~CFWL_ListBox() override;
+
   static CFWL_ListBox* Create();
   FWL_Error Initialize(const CFWL_WidgetProperties* pProperties = NULL);
   FWL_Error AddDIBitmap(CFX_DIBitmap* pDIB, IFWL_ListItem* pItem);
   IFWL_ListItem* AddString(const CFX_WideStringC& wsAdd,
                            FX_BOOL bSelect = FALSE);
   FX_BOOL DeleteString(IFWL_ListItem* pItem);
   void DeleteAll();
   int32_t CountSelItems();
   IFWL_ListItem* GetSelItem(int32_t nIndexSel);
   int32_t GetSelIndex(int32_t nIndex);
   FWL_Error SetSelItem(IFWL_ListItem* pItem, FX_BOOL bSelect = TRUE);
   FWL_Error GetItemText(IFWL_ListItem* pItem, CFX_WideString& wsText);
   FWL_Error GetScrollPos(FX_FLOAT& fPos, FX_BOOL bVert = TRUE);
   FWL_Error SetItemHeight(FX_FLOAT fItemHeight);
   IFWL_ListItem* GetFocusItem();
   FWL_Error SetFocusItem(IFWL_ListItem* pItem);
   int32_t CountItems();
   IFWL_ListItem* GetItem(int32_t nIndex);
   FWL_Error SetItemString(IFWL_ListItem* pItem, const CFX_WideStringC& wsText);
   FWL_Error GetItemString(IFWL_ListItem* pItem, CFX_WideString& wsText);
   FWL_Error SetItemData(IFWL_ListItem* pItem, void* pData);
   void* GetItemData(IFWL_ListItem* pItem);
   IFWL_ListItem* GetItemAtPoint(FX_FLOAT fx, FX_FLOAT fy);
   uint32_t GetItemStates(IFWL_ListItem* pItem);
-  CFWL_ListBox();
-  virtual ~CFWL_ListBox();
 
  protected:
   class CFWL_ListBoxDP : public IFWL_ListBoxDP {
    public:
     CFWL_ListBoxDP();
-    ~CFWL_ListBoxDP();
+    ~CFWL_ListBoxDP() override;
 
     // IFWL_DataProvider:
     FWL_Error GetCaption(IFWL_Widget* pWidget,
                          CFX_WideString& wsCaption) override;
 
     // IFWL_ListBoxDP:
     int32_t CountItems(IFWL_Widget* pWidget) override;
     IFWL_ListItem* GetItem(IFWL_Widget* pWidget, int32_t nIndex) override;
     int32_t GetItemIndex(IFWL_Widget* pWidget, IFWL_ListItem* pItem) override;
     FX_BOOL SetItemIndex(IFWL_Widget* pWidget,
@@ skipping 34 matching lines @@
     std::vector<std::unique_ptr<CFWL_ListItem>> m_ItemArray;
     CFX_WideString m_wsData;
     FX_FLOAT m_fItemHeight;
   };
 
   CFWL_ListBoxDP m_ListBoxDP;
 };
 
 class CFWL_ListItem : public IFWL_ListItem {
  public:
-  CFWL_ListItem() {
-    m_rtItem.Reset();
-    m_dwStates = 0;
-    m_wsText = L"";
-    m_pDIB = NULL;
-    m_pData = NULL;
-    m_dwCheckState = 0;
-    m_rtCheckBox.Reset();
-  }
+  CFWL_ListItem();
+  ~CFWL_ListItem();
+
   CFX_RectF m_rtItem;
   uint32_t m_dwStates;
   CFX_WideString m_wsText;
   CFX_DIBitmap* m_pDIB;
   void* m_pData;
   uint32_t m_dwCheckState;
   CFX_RectF m_rtCheckBox;
 };
 
 #endif  // XFA_FWL_LIGHTWIDGET_CFWL_LISTBOX_H_