Make CFX_WideString(const CFX_WideString&) explicit.

xfa/fwl/basewidget/fwl_editimp.cpp

 // 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
 
 #include "xfa/fwl/basewidget/fwl_editimp.h"
 
 #include <algorithm>
 #include <memory>
@@ skipping 649 matching lines @@
   m_pEdtEngine->DeleteRange(nStart, nCount);
   return FWL_Error::Succeeded;
 }
 
 FWL_Error CFWL_EditImp::Replace(int32_t nStart,
                                 int32_t nLen,
                                 const CFX_WideStringC& wsReplace) {
   if (!m_pEdtEngine)
     return FWL_Error::Indefinite;
 
-  m_pEdtEngine->Replace(nStart, nLen, wsReplace);
+  m_pEdtEngine->Replace(nStart, nLen, CFX_WideString(wsReplace));
   return FWL_Error::Succeeded;
 }
 
 FWL_Error CFWL_EditImp::DoClipboard(int32_t iCmd) {
   if (!m_pEdtEngine)
     return FWL_Error::Indefinite;
 
   if ((m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_ReadOnly) ||
       (m_pProperties->m_dwStates & FWL_WGTSTATE_Disabled)) {
     return FWL_Error::Succeeded;
@@ skipping 1509 matching lines @@
     }
     CFX_RectF rect;
     m_pOwner->GetWidgetRect(rect);
     CFX_RectF rtInvalidate;
     rtInvalidate.Set(0, 0, rect.width + 2, rect.height + 2);
     m_pOwner->Repaint(&rtInvalidate);
   }
   return TRUE;
 }
 void CFWL_EditImpDelegate::DoCursor(CFWL_MsgMouse* pMsg) {}