Fix all the code which has duplicate variable declarations

xfa/fxfa/parser/xfa_script_imp.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_imp.h"
 
 #include "core/fxcrt/include/fx_ext.h"
 #include "xfa/fxfa/app/xfa_ffnotify.h"
@@ skipping 201 matching lines @@
   CXFA_Object* lpCurNode = lpScriptContext->GetVariablesThis(pOriginalObject);
   CFX_WideString wsPropName = CFX_WideString::FromUTF8(szPropName);
   if (lpScriptContext->GetType() == XFA_SCRIPTLANGTYPE_Formcalc) {
     if (szPropName == kFormCalcRuntime) {
       lpScriptContext->m_hFM2JSContext->GlobalPropertyGetter(pValue);
       return;
     }
     XFA_HashCode uHashCode = static_cast<XFA_HashCode>(
         FX_HashCode_GetW(wsPropName.AsStringC(), false));
     if (uHashCode != XFA_HASHCODE_Layout) {
-      CXFA_Object* pObject =
+      CXFA_Object* pObj =
           lpScriptContext->GetDocument()->GetXFAObject(uHashCode);
-      if (pObject) {
-        FXJSE_Value_Set(pValue, lpScriptContext->GetJSValueFromMap(pObject));
+      if (pObj) {
+        FXJSE_Value_Set(pValue, lpScriptContext->GetJSValueFromMap(pObj));
         return;
       }
     }
   }
   uint32_t dwFlag = XFA_RESOLVENODE_Children | XFA_RESOLVENODE_Properties |
                     XFA_RESOLVENODE_Attributes;
   CXFA_Node* pRefNode = ToNode(lpScriptContext->GetThisObject());
   if (pOriginalObject->GetObjectType() == XFA_OBJECTTYPE_VariablesThis) {
     pRefNode = ToNode(lpCurNode);
   }
@@ skipping 92 matching lines @@
       CXFA_Node* pPropOrChild = NULL;
       const XFA_ELEMENTINFO* lpElementInfo =
           XFA_GetElementByName(wsPropName.AsStringC());
       if (lpElementInfo) {
         pPropOrChild = pNode->GetProperty(0, lpElementInfo->eName);
       } else {
         pPropOrChild = pNode->GetFirstChildByName(wsPropName.AsStringC());
       }
       if (pPropOrChild) {
         CFX_WideString wsDefaultName(L"{default}");
-        const XFA_SCRIPTATTRIBUTEINFO* lpAttributeInfo =
+        const XFA_SCRIPTATTRIBUTEINFO* lpAttrInfo =
             XFA_GetScriptAttributeByName(pPropOrChild->GetClassID(),
                                          wsDefaultName.AsStringC());
-        if (lpAttributeInfo) {
-          (pPropOrChild->*(lpAttributeInfo->lpfnCallback))(
-              pReturnValue, TRUE, (XFA_ATTRIBUTE)lpAttributeInfo->eAttribute);
+        if (lpAttrInfo) {
+          (pPropOrChild->*(lpAttrInfo->lpfnCallback))(
+              pReturnValue, TRUE, (XFA_ATTRIBUTE)lpAttrInfo->eAttribute);
           return;
         }
       }
     }
     CXFA_Object* pScriptObject =
         lpScriptContext->GetVariablesThis(pOriginalObject, TRUE);
     if (pScriptObject) {
       lpScriptContext->QueryVariableValue(ToNode(pScriptObject), szPropName,
                                           pReturnValue, FALSE);
     }
@@ skipping 408 matching lines @@
   }
 }
 void CXFA_ScriptContext::AddNodesOfRunScript(CXFA_Node* pNode) {
   if (!m_pScriptNodeArray) {
     return;
   }
   if (m_pScriptNodeArray->Find(pNode) == -1) {
     m_pScriptNodeArray->Add(pNode);
   }
 }