Remove wParentIndex from XFA_ELEMENTHIERARCHY.

xfa/include/fxfa/fxfa_basic.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_INCLUDE_FXFA_FXFA_BASIC_H_
 #define XFA_INCLUDE_FXFA_FXFA_BASIC_H_
 
 #include "xfa/include/fxjse/fxjse.h"
@@ skipping 952 matching lines @@
                                              FX_DWORD dwPacket);
 int32_t XFA_GetAttributeDefaultValue_Integer(XFA_ELEMENT eElement,
                                              XFA_ATTRIBUTE eAttribute,
                                              FX_DWORD dwPacket);
 CXFA_Measurement XFA_GetAttributeDefaultValue_Measure(XFA_ELEMENT eElement,
                                                       XFA_ATTRIBUTE eAttribute,
                                                       FX_DWORD dwPacket);
 struct XFA_ELEMENTHIERARCHY {
   FX_WORD wStart;
   FX_WORD wCount;
-  FX_WORD wParentIndex;
 };
+
 struct XFA_SCRIPTHIERARCHY {
   FX_WORD wMethodStart;
   FX_WORD wMethodCount;
   FX_WORD wAttributeStart;
   FX_WORD wAttributeCount;
   int16_t wParentIndex;
 };
+
 typedef XFA_SCRIPTHIERARCHY const* XFA_LPCSCRIPTHIERARCHY;
 const FX_WORD* XFA_GetElementChildren(XFA_ELEMENT eElement, int32_t& iCount);
 const uint8_t* XFA_GetElementAttributes(XFA_ELEMENT eElement, int32_t& iCount);
 const XFA_ELEMENTINFO* XFA_GetChildOfElement(XFA_ELEMENT eElement,
                                              XFA_ELEMENT eChild,
                                              FX_DWORD dwPacket);
 const XFA_ATTRIBUTEINFO* XFA_GetAttributeOfElement(XFA_ELEMENT eElement,
                                                    XFA_ATTRIBUTE eAttribute,
                                                    FX_DWORD dwPacket);
 #define XFA_PROPERTYFLAG_OneOf 0x01
@@ skipping 76 matching lines @@
   const FX_WCHAR* pName;
   XFA_ATTRIBUTE_CALLBACK lpfnCallback;
   int32_t eAttribute;
   FX_WORD eValueType;
 };
 const XFA_SCRIPTATTRIBUTEINFO* XFA_GetScriptAttributeByName(
     XFA_ELEMENT eElement,
     const CFX_WideStringC& wsAttributeName);
 
 #endif  // XFA_INCLUDE_FXFA_FXFA_BASIC_H_