Remove IXFA_Parser, cleanup XFA parser code.

xfa/fxfa/parser/xfa_document.h

Index: xfa/fxfa/parser/xfa_document.h
diff --git a/xfa/fxfa/parser/xfa_document.h b/xfa/fxfa/parser/xfa_document.h
index ba9979bc5c59d11f023063d5deebfe76f427a5e7..328f1bcdd2ffd47f924ce41dcdb4e877ed52a811 100644
--- a/xfa/fxfa/parser/xfa_document.h
+++ b/xfa/fxfa/parser/xfa_document.h
@@ -10,6 +10,7 @@
 #include "xfa/fxfa/include/fxfa.h"
 #include "xfa/fxfa/parser/xfa_localemgr.h"
 #include "xfa/fxfa/parser/xfa_object.h"
+#include "xfa/fxfa/parser/xfa_parser_imp.h"
 
 class CXFA_Document;
 class CXFA_LayoutItem;
@@ -64,7 +65,8 @@ class CXFA_Document {
   ~CXFA_Document();
 
   CXFA_Node* GetRoot() const { return m_pRootNode; }
-  CXFA_DocumentParser* GetParser() const { return m_pParser; }
+
+  CFDE_XMLDoc* GetXMLDoc() const;
   CXFA_FFNotify* GetNotify() const;
   void SetRoot(CXFA_Node* pNewRoot);
   CXFA_Object* GetXFAObject(XFA_HashCode wsNodeNameHash);