Remove NULL in xfa/

xfa/fxfa/parser/xfa_script_resolveprocessor.h

 // 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
 
 #ifndef XFA_FXFA_PARSER_XFA_SCRIPT_RESOLVEPROCESSOR_H_
 #define XFA_FXFA_PARSER_XFA_SCRIPT_RESOLVEPROCESSOR_H_
 
 #include "xfa/fxfa/parser/xfa_object.h"
 #include "xfa/fxfa/parser/xfa_script.h"
 
 class CXFA_NodeHelper;
 class CXFA_ScriptContext;
 
 class CXFA_ResolveNodesData {
  public:
-  CXFA_ResolveNodesData(CXFA_ScriptContext* pSC = NULL);
+  CXFA_ResolveNodesData(CXFA_ScriptContext* pSC = nullptr);
   ~CXFA_ResolveNodesData();
 
   CXFA_ScriptContext* m_pSC;
   CXFA_Object* m_CurNode;
   CFX_WideString m_wsName;
   XFA_HashCode m_uHashName;
   CFX_WideString m_wsCondition;
   int32_t m_nLevel;
   CXFA_ObjArray m_Nodes;
   uint32_t m_dwStyles;
@@ skipping 40 matching lines @@
   CXFA_NodeHelper* GetNodeHelper() { return m_pNodeHelper; }
 
  private:
   CXFA_NodeHelper* m_pNodeHelper;
 
  public:
   int32_t m_iCurStart;
 };
 
 #endif  // XFA_FXFA_PARSER_XFA_SCRIPT_RESOLVEPROCESSOR_H_