Make CFX_WideString(const CFX_WideString&) explicit.

xfa/fxfa/parser/xfa_document_datadescription_imp.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/fm2js/xfa_fm2jsapi.h"
 #include "xfa/fxfa/parser/xfa_doclayout.h"
 #include "xfa/fxfa/parser/xfa_document.h"
 #include "xfa/fxfa/parser/xfa_localemgr.h"
@@ skipping 51 matching lines @@
       pDataChild->SetDataDescriptionNode(pDDNode);
       XFA_DataDescription_UpdateDataRelation(pDataChild, pDDNode);
       break;
     }
   }
 }
 CXFA_Node* XFA_DataDescription_MaybeCreateDataNode(
     CXFA_Document* pDocument,
     CXFA_Node* pDataParent,
     XFA_ELEMENT eNodeType,
-    const CFX_WideStringC& wsName) {
+    const CFX_WideString& wsName) {
   if (!pDataParent) {
     return NULL;
   }
   CXFA_Node* pParentDDNode = pDataParent->GetDataDescriptionNode();
   if (!pParentDDNode) {
     CXFA_Node* pDataNode =
         pDocument->CreateNode(XFA_XDPPACKET_Datasets, eNodeType);
     ASSERT(pDataNode);
     pDataNode->SetCData(XFA_ATTRIBUTE_Name, wsName);
     pDataNode->CreateXMLMappingNode();
     pDataParent->InsertChild(pDataNode);
     pDataNode->SetFlag(XFA_NODEFLAG_Initialized, false);
     return pDataNode;
   } else {
     CXFA_NodeIteratorTemplate<CXFA_Node, CXFA_TraverseStrategy_DDGroup>
         sIterator(pParentDDNode);
     for (CXFA_Node* pDDGroupNode = sIterator.GetCurrent(); pDDGroupNode;
          pDDGroupNode = sIterator.MoveToNext()) {
       if (pDDGroupNode != pParentDDNode) {
         if (pDDGroupNode->GetClassID() != XFA_ELEMENT_DataGroup) {
           continue;
         }
         CFX_WideString wsNamespace;
         if (!pDDGroupNode->TryNamespace(wsNamespace) ||
             wsNamespace != FX_WSTRC(L"http://ns.adobe.com/data-description/")) {
           continue;
         }
       }
-      CXFA_Node* pDDNode = pDDGroupNode->GetFirstChildByName(wsName);
+      CXFA_Node* pDDNode =
+          pDDGroupNode->GetFirstChildByName(wsName.AsStringC());
       if (!pDDNode) {
         continue;
       }
       if (pDDNode->GetClassID() != eNodeType) {
         break;
       }
       CXFA_Node* pDataNode =
           pDocument->CreateNode(XFA_XDPPACKET_Datasets, eNodeType);
       ASSERT(pDataNode);
       pDataNode->SetCData(XFA_ATTRIBUTE_Name, wsName);
       pDataNode->CreateXMLMappingNode();
       if (eNodeType == XFA_ELEMENT_DataValue &&
           pDDNode->GetEnum(XFA_ATTRIBUTE_Contains) ==
               XFA_ATTRIBUTEENUM_MetaData) {
         pDataNode->SetEnum(XFA_ATTRIBUTE_Contains, XFA_ATTRIBUTEENUM_MetaData);
       }
       pDataParent->InsertChild(pDataNode);
       pDataNode->SetDataDescriptionNode(pDDNode);
       pDataNode->SetFlag(XFA_NODEFLAG_Initialized, false);
       return pDataNode;
     }
     return NULL;
   }
 }