Cleanup env variable names

fpdfsdk/javascript/PublicMethods.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/PublicMethods.h"
 
 #include <algorithm>
 #include <vector>
@@ skipping 61 matching lines @@
 }
 
 CFX_WideString StrTrim(const CFX_WideString& pStr) {
   CFX_WideString result(pStr);
   result.TrimLeft(' ');
   result.TrimRight(' ');
   return result;
 }
 
 void AlertIfPossible(CJS_Context* pContext, const FX_WCHAR* swMsg) {
-  CPDFSDK_FormFillEnvironment* pEnv = pContext->GetFormFillEnv();
-  if (pEnv)
-    pEnv->JS_appAlert(swMsg, nullptr, 0, 3);
+  CPDFSDK_FormFillEnvironment* pFormFillEnv = pContext->GetFormFillEnv();
+  if (pFormFillEnv)
+    pFormFillEnv->JS_appAlert(swMsg, nullptr, 0, 3);
 }
 
 }  // namespace
 
 bool CJS_PublicMethods::IsNumber(const CFX_WideString& str) {
   CFX_WideString sTrim = StrTrim(str);
   const FX_WCHAR* pTrim = sTrim.c_str();
   const FX_WCHAR* p = pTrim;
   bool bDot = false;
   bool bKXJS = false;
@@ skipping 1728 matching lines @@
     nums.SetElement(pRuntime, nIndex, CJS_Value(pRuntime, sPart.c_str()));
   }
 
   if (nums.GetLength(pRuntime) > 0)
     vRet = CJS_Value(pRuntime, nums);
   else
     vRet.SetNull(pRuntime);
 
   return TRUE;
 }