Make the I in IFormFiller explicit

fpdfsdk/include/cpdfsdk_environment.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_INCLUDE_CPDFSDK_ENVIRONMENT_H_
 #define FPDFSDK_INCLUDE_CPDFSDK_ENVIRONMENT_H_
 
 #include <memory>
 
 #include "core/fpdfapi/fpdf_page/include/cpdf_page.h"
 #include "core/fpdfapi/fpdf_parser/include/cpdf_document.h"
 #include "core/fpdfdoc/include/cpdf_occontext.h"
 #include "core/fxcrt/include/cfx_observable.h"
 #include "fpdfsdk/cfx_systemhandler.h"
 #include "fpdfsdk/include/fsdk_define.h"
 #include "public/fpdf_formfill.h"
 #include "public/fpdf_fwlevent.h"
 
-class CFFL_IFormFiller;
+class CFFL_InteractiveFormFiller;
 class CFX_SystemHandler;
 class CPDFSDK_ActionHandler;
 class CPDFSDK_AnnotHandlerMgr;
 class CPDFSDK_Document;
 class IJS_Runtime;
 
 class CPDFSDK_Environment final {
  public:
   CPDFSDK_Environment(UnderlyingDocumentType* pDoc, FPDF_FORMFILLINFO* pFFinfo);
   ~CPDFSDK_Environment();
@@ skipping 361 matching lines @@
   FX_BOOL IsJSInitiated() const { return m_pInfo && m_pInfo->m_pJsPlatform; }
   void SetSDKDocument(CPDFSDK_Document* pFXDoc) { m_pSDKDoc = pFXDoc; }
   CPDFSDK_Document* GetSDKDocument() const { return m_pSDKDoc; }
   UnderlyingDocumentType* GetUnderlyingDocument() const {
     return m_pUnderlyingDoc;
   }
   CFX_ByteString GetAppName() const { return ""; }
   CFX_SystemHandler* GetSysHandler() const { return m_pSysHandler.get(); }
   FPDF_FORMFILLINFO* GetFormFillInfo() const { return m_pInfo; }
 
-  CFFL_IFormFiller* GetIFormFiller();             // Creates if not present.
+  // Creates if not present.
+  CFFL_InteractiveFormFiller* GetInteractiveFormFiller();
   CPDFSDK_AnnotHandlerMgr* GetAnnotHandlerMgr();  // Creates if not present.
   IJS_Runtime* GetJSRuntime();                    // Creates if not present.
   CPDFSDK_ActionHandler* GetActionHander();       // Creates if not present.
 
  private:
   std::unique_ptr<CPDFSDK_AnnotHandlerMgr> m_pAnnotHandlerMgr;
   std::unique_ptr<CPDFSDK_ActionHandler> m_pActionHandler;
   std::unique_ptr<IJS_Runtime> m_pJSRuntime;
   FPDF_FORMFILLINFO* const m_pInfo;
   CPDFSDK_Document* m_pSDKDoc;
   UnderlyingDocumentType* const m_pUnderlyingDoc;
-  std::unique_ptr<CFFL_IFormFiller> m_pIFormFiller;
+  std::unique_ptr<CFFL_InteractiveFormFiller> m_pFormFiller;
   std::unique_ptr<CFX_SystemHandler> m_pSysHandler;
 };
 
 #endif  // FPDFSDK_INCLUDE_CPDFSDK_ENVIRONMENT_H_