Rename CPDFXFA_Document to CPDFXFA_Context

fpdfsdk/cpdfsdk_formfillenvironment.h

 // Copyright 2016 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 FPDFSDK_CPDFSDK_FORMFILLENVIRONMENT_H_
 #define FPDFSDK_CPDFSDK_FORMFILLENVIRONMENT_H_
 
 #include <memory>
@@ skipping 91 matching lines @@
 
   UnderlyingDocumentType* GetUnderlyingDocument() const {
     return m_pUnderlyingDoc;
   }
 
 #ifdef PDF_ENABLE_XFA
   CPDF_Document* GetPDFDocument() const {
     return m_pUnderlyingDoc ? m_pUnderlyingDoc->GetPDFDoc() : nullptr;
   }
 
-  CPDFXFA_Document* GetXFADocument() const { return m_pUnderlyingDoc; }
+  CPDFXFA_Context* GetXFAContext() const { return m_pUnderlyingDoc; }
   void ResetXFADocument() { m_pUnderlyingDoc = nullptr; }
 
   int GetPageViewCount() const { return m_pageMap.size(); }
 
   void DisplayCaret(FPDF_PAGE page,
                     FPDF_BOOL bVisible,
                     double left,
                     double top,
                     double right,
                     double bottom);
@@ skipping 94 matching lines @@
   std::unique_ptr<CPDFSDK_InterForm> m_pInterForm;
   CPDFSDK_Annot::ObservedPtr m_pFocusAnnot;
   UnderlyingDocumentType* m_pUnderlyingDoc;
   std::unique_ptr<CFFL_InteractiveFormFiller> m_pFormFiller;
   std::unique_ptr<CFX_SystemHandler> m_pSysHandler;
   bool m_bChangeMask;
   bool m_bBeingDestroyed;
 };
 
 #endif  // FPDFSDK_CPDFSDK_FORMFILLENVIRONMENT_H_