Remove Release() from CXFA_FM2JSContext

xfa/fxfa/fm2js/xfa_fm2jscontext.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_fm2jscontext.h"
 
 #include <time.h>
 
@@ skipping 7161 matching lines @@
   FXSYS_memset(&m_fmClass, 0, sizeof(FXJSE_CLASS));
 }
 CXFA_FM2JSContext::~CXFA_FM2JSContext() {
   m_pDocument = NULL;
   if (m_hValue) {
     FXJSE_Value_Release(m_hValue);
     m_hValue = NULL;
   }
   m_hScriptRuntime = NULL;
 }
-CXFA_FM2JSContext* CXFA_FM2JSContext::Create() {
-  return new CXFA_FM2JSContext;
-}
 void CXFA_FM2JSContext::Initialize(FXJSE_HRUNTIME hScriptRuntime,
                                    FXJSE_HCONTEXT hScriptContext,
                                    CXFA_Document* pDoc) {
   m_pDocument = pDoc;
   m_hScriptRuntime = hScriptRuntime;
   m_fmClass.name = "XFA_FM2JS_FormCalcClass";
   m_fmClass.constructor = NULL;
   m_fmClass.properties = NULL;
   m_fmClass.methods = formcalc_fm2js_functions;
   m_fmClass.propNum = 0;
   m_fmClass.methNum =
       sizeof(formcalc_fm2js_functions) / sizeof(formcalc_fm2js_functions[0]);
   m_hFMClass = FXJSE_DefineClass(hScriptContext, &m_fmClass);
   m_hValue = FXJSE_Value_Create(hScriptRuntime);
   FXJSE_Value_SetNull(m_hValue);
   FXJSE_Value_SetObject(m_hValue, this, m_hFMClass);
 }
 void CXFA_FM2JSContext::GlobalPropertyGetter(FXJSE_HVALUE hValue) {
   FXJSE_Value_Set(hValue, m_hValue);
 }
-void CXFA_FM2JSContext::Release() {
-  delete this;
-}
 void CXFA_FM2JSContext::ThrowScriptErrorMessage(int32_t iStringID, ...) {
   IXFA_AppProvider* pAppProvider = m_pDocument->GetNotify()->GetAppProvider();
   ASSERT(pAppProvider);
   CFX_WideString wsFormat;
   pAppProvider->LoadString(iStringID, wsFormat);
   CFX_WideString wsMessage;
   va_list arg_ptr;
   va_start(arg_ptr, iStringID);
   wsMessage.FormatV(wsFormat.c_str(), arg_ptr);
   va_end(arg_ptr);
   FXJSE_ThrowMessage(
       "", FX_UTF8Encode(wsMessage.c_str(), wsMessage.GetLength()).AsStringC());
 }