Convert CFXJSE_Value::ToString to return.

xfa/fxfa/parser/xfa_script_eventpseudomodel.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_eventpseudomodel.h"
 
 #include "xfa/fxfa/app/xfa_ffnotify.h"
 #include "xfa/fxfa/include/xfa_ffwidgethandler.h"
@@ skipping 10 matching lines @@
 
 CScript_EventPseudoModel::CScript_EventPseudoModel(CXFA_Document* pDocument)
     : CXFA_OrdinaryObject(pDocument, XFA_ELEMENT_EventPseudoModel) {
   m_uScriptHash = XFA_HASHCODE_Event;
 }
 CScript_EventPseudoModel::~CScript_EventPseudoModel() {}
 void Script_EventPseudoModel_StringProperty(CFXJSE_Value* pValue,
                                             CFX_WideString& wsValue,
                                             FX_BOOL bSetting) {
   if (bSetting) {
-    CFX_ByteString bsValue;
-    pValue->ToString(bsValue);
-    wsValue = CFX_WideString::FromUTF8(bsValue.AsStringC());
+    wsValue = pValue->ToWideString();
   } else {
     pValue->SetString(FX_UTF8Encode(wsValue).AsStringC());
   }
 }
 void Script_EventPseudoModel_InterProperty(CFXJSE_Value* pValue,
                                            int32_t& iValue,
                                            FX_BOOL bSetting) {
   if (bSetting) {
     iValue = pValue->ToInteger();
   } else {
@@ skipping 215 matching lines @@
   CXFA_ScriptContext* pScriptContext = m_pDocument->GetScriptContext();
   if (!pScriptContext) {
     return;
   }
   CXFA_EventParam* pEventParam = pScriptContext->GetEventParam();
   if (!pEventParam) {
     return;
   }
   pEventParam->Reset();
 }