Make CFX_WideString(const CFX_WideString&) explicit.

xfa/fxfa/parser/xfa_script_hostpseudomodel.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/parser/xfa_script_hostpseudomodel.h"
 
 #include "xfa/fxfa/app/xfa_ffnotify.h"
 #include "xfa/fxfa/fm2js/xfa_fm2jsapi.h"
@@ skipping 145 matching lines @@
   }
   CXFA_FFNotify* pNotify = m_pDocument->GetParser()->GetNotify();
   if (!pNotify) {
     return;
   }
   CXFA_FFDoc* hDoc = pNotify->GetHDOC();
   if (bSetting) {
     CFX_ByteString bsValue;
     FXJSE_Value_ToUTF8String(hValue, bsValue);
     pNotify->GetDocProvider()->SetTitle(
-        hDoc, CFX_WideString::FromUTF8(bsValue.AsStringC()).AsStringC());
+        hDoc, CFX_WideString::FromUTF8(bsValue.AsStringC()));
     return;
   }
   CFX_WideString wsTitle;
   pNotify->GetDocProvider()->GetTitle(hDoc, wsTitle);
   FXJSE_Value_SetUTF8String(hValue, FX_UTF8Encode(wsTitle).AsStringC());
 }
 void CScript_HostPseudoModel::Script_HostPseudoModel_ValidationsEnabled(
     FXJSE_HVALUE hValue,
     FX_BOOL bSetting,
     XFA_ATTRIBUTE eAttribute) {
@@ skipping 618 matching lines @@
   CXFA_FFNotify* pNotify = m_pDocument->GetParser()->GetNotify();
   if (!pNotify) {
     return;
   }
   CFX_WideString wsDataTime = pNotify->GetCurrentDateTime();
   FXJSE_HVALUE hValue = pArguments->GetReturnValue();
   if (hValue) {
     FXJSE_Value_SetUTF8String(hValue, FX_UTF8Encode(wsDataTime).AsStringC());
   }
 }