Break xfa_parser_imp apart

xfa/fxfa/parser/xfa_document_datamerger_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_document_datamerger_imp.h"
 
 #include "core/fxcrt/include/fx_ext.h"
 #include "xfa/fde/xml/fde_xml_imp.h"
 #include "xfa/fxfa/parser/cxfa_occur.h"
 #include "xfa/fxfa/parser/xfa_basic_imp.h"
 #include "xfa/fxfa/parser/xfa_doclayout.h"
 #include "xfa/fxfa/parser/xfa_document.h"
 #include "xfa/fxfa/parser/xfa_document_layout_imp.h"
 #include "xfa/fxfa/parser/xfa_localemgr.h"
 #include "xfa/fxfa/parser/xfa_object.h"
-#include "xfa/fxfa/parser/xfa_parser_imp.h"
 #include "xfa/fxfa/parser/xfa_script.h"
 #include "xfa/fxfa/parser/xfa_script_imp.h"
 #include "xfa/fxfa/parser/xfa_utils.h"
 
 namespace {
 
 class CXFA_TraverseStrategy_DDGroup {
  public:
   static CXFA_Node* GetFirstChild(CXFA_Node* pDDGroupNode) {
     return pDDGroupNode->GetFirstChildByName(XFA_HASHCODE_Group);
@@ skipping 1491 matching lines @@
       pFormRoot->RemoveChild(pNode);
     pFormRoot->SetObject(XFA_ATTRIBUTE_BindingNode, nullptr);
   }
   m_rgGlobalBinding.RemoveAll();
   if (bDoDataMerge)
     DoDataMerge();
 
   CXFA_LayoutProcessor* pLayoutProcessor = GetLayoutProcessor();
   pLayoutProcessor->SetForceReLayout(TRUE);
 }