Cleanup env variable names

fpdfsdk/javascript/global.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 "fpdfsdk/javascript/global.h"
 
 #include <vector>
 
@@ skipping 31 matching lines @@
       bData(FALSE),
       sData(""),
       bPersistent(FALSE),
       bDeleted(FALSE) {}
 
 JSGlobalData::~JSGlobalData() {
   pData.Reset();
 }
 
 JSGlobalAlternate::JSGlobalAlternate(CJS_Object* pJSObject)
-    : CJS_EmbedObj(pJSObject), m_pEnv(nullptr) {}
+    : CJS_EmbedObj(pJSObject), m_pFormFillEnv(nullptr) {}
 
 JSGlobalAlternate::~JSGlobalAlternate() {
   DestroyGlobalPersisitentVariables();
   m_pGlobalData->Release();
 }
 
-void JSGlobalAlternate::Initial(CPDFSDK_FormFillEnvironment* pEnv) {
-  m_pEnv = pEnv;
-  m_pGlobalData = CJS_GlobalData::GetRetainedInstance(pEnv);
+void JSGlobalAlternate::Initial(CPDFSDK_FormFillEnvironment* pFormFillEnv) {
+  m_pFormFillEnv = pFormFillEnv;
+  m_pGlobalData = CJS_GlobalData::GetRetainedInstance(pFormFillEnv);
   UpdateGlobalPersistentVariables();
 }
 
 FX_BOOL JSGlobalAlternate::QueryProperty(const FX_WCHAR* propname) {
   return CFX_WideString(propname) != L"setPersistent";
 }
 
 FX_BOOL JSGlobalAlternate::DelProperty(IJS_Context* cc,
                                        const FX_WCHAR* propname,
                                        CFX_WideString& sError) {
@@ skipping 361 matching lines @@
       pNewData->nType = JS_GlobalDataType::NULLOBJ;
       pNewData->bPersistent = bDefaultPersistent;
     } break;
     default:
       return FALSE;
   }
 
   m_mapGlobal[propname] = pNewData;
   return TRUE;
 }