Make CFX_WideString(const CFX_WideString&) explicit.

xfa/fxfa/app/xfa_textlayout.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/fxfa/app/xfa_textlayout.h"
 
 #include <algorithm>
 
@@ skipping 265 matching lines @@
     pXMLElement->GetLocalTagName(wsName);
     tagProvider.SetTagNameObj(wsName);
     uint32_t dwHashCode = FX_HashCode_GetW(wsName.AsStringC(), true);
     static const int32_t s_iCount = sizeof(s_XFATagName) / sizeof(uint32_t);
     CFX_DSPATemplate<uint32_t> lookup;
     tagProvider.m_bTagAviliable =
         lookup.Lookup(dwHashCode, s_XFATagName, s_iCount) > -1;
     CFX_WideString wsValue;
     pXMLElement->GetString(FX_WSTRC(L"style").c_str(), wsValue);
     if (!wsValue.IsEmpty()) {
-      tagProvider.SetAttribute(FX_WSTRC(L"style"), wsValue);
+      tagProvider.SetAttribute(L"style", wsValue);
     }
   } else if (pXMLNode->GetType() == FDE_XMLNODE_Text) {
     tagProvider.m_bTagAviliable = TRUE;
     tagProvider.m_bContent = TRUE;
   }
 }
 
 int32_t CXFA_TextParser::GetVAlign(CXFA_TextProvider* pTextProvider) const {
   CXFA_Para para = pTextProvider->GetParaNode();
   return para ? para.GetVerticalAlign() : XFA_ATTRIBUTEENUM_Top;
@@ skipping 1658 matching lines @@
   tr.iLength = iLength;
   tr.fFontSize = pPiece->fFontSize;
   tr.iBidiLevel = pPiece->iBidiLevel;
   tr.iCharRotation = 0;
   tr.wLineBreakChar = L'\n';
   tr.iVerticalScale = pPiece->iVerScale;
   tr.dwLayoutStyles = FX_RTFLAYOUTSTYLE_ExpandTab;
   tr.iHorizontalScale = pPiece->iHorScale;
   return TRUE;
 }