Kill dead IFWL_*::Initialize() variants dead.

xfa/include/fwl/basewidget/fwl_edit.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 _FWL_EDIT_H
 #define _FWL_EDIT_H
 class CFWL_WidgetImpProperties;
 class IFWL_Widget;
@@ skipping 95 matching lines @@
 END_FWL_EVENT_DEF
 class IFWL_EditDP : public IFWL_DataProvider {};
 #define FWL_EDT_FIND_FLAGS_Prev (0L << 0)
 #define FWL_EDT_FIND_FLAGS_Next (1L << 0)
 #define FWL_EDT_FIND_FLAGS_WholeWord (1L << 1)
 #define FWL_EDT_FIND_FLAGS_NoCase (1L << 2)
 typedef struct _FWL_HEDTFIND { void* pData; } * FWL_HEDTFIND;
 class IFWL_Edit : public IFWL_Widget {
  public:
   static IFWL_Edit* Create();
-  FWL_ERR Initialize(IFWL_Widget* pOuter = NULL);
   FWL_ERR Initialize(const CFWL_WidgetImpProperties& properties,
-                     IFWL_Widget* pOuter = NULL);
+                     IFWL_Widget* pOuter);
   FWL_ERR SetText(const CFX_WideString& wsText);
   int32_t GetTextLength() const;
   FWL_ERR GetText(CFX_WideString& wsText,
                   int32_t nStart = 0,
                   int32_t nCount = -1) const;
   FWL_ERR ClearText();
   int32_t GetCaretPos() const;
   int32_t SetCaretPos(int32_t nIndex, FX_BOOL bBefore = TRUE);
   FWL_ERR AddSelRange(int32_t nStart, int32_t nCount = -1);
   int32_t CountSelRanges();
@@ skipping 28 matching lines @@
   FWL_ERR SetFont(const CFX_WideString& wsFont, FX_FLOAT fSize);
   void SetScrollOffset(FX_FLOAT fScrollOffset);
   FX_BOOL GetSuggestWords(CFX_PointF pointf, CFX_ByteStringArray& sSuggest);
   FX_BOOL ReplaceSpellCheckWord(CFX_PointF pointf,
                                 const CFX_ByteStringC& bsReplace);
 
  protected:
   IFWL_Edit();
 };
 #endif