Remove FFI_ from CPDFSDK_Environment method names

fpdfsdk/cpdfsdk_annothandlermgr.cpp

 // 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
 
 #include "fpdfsdk/include/cpdfsdk_annothandlermgr.h"
 
 #include "core/fpdfdoc/include/cpdf_annot.h"
 #include "fpdfsdk/include/cba_annotiterator.h"
@@ skipping 175 matching lines @@
 
 FX_BOOL CPDFSDK_AnnotHandlerMgr::Annot_OnChar(CPDFSDK_Annot* pAnnot,
                                               uint32_t nChar,
                                               uint32_t nFlags) {
   return GetAnnotHandler(pAnnot)->OnChar(pAnnot, nChar, nFlags);
 }
 
 FX_BOOL CPDFSDK_AnnotHandlerMgr::Annot_OnKeyDown(CPDFSDK_Annot* pAnnot,
                                                  int nKeyCode,
                                                  int nFlag) {
-  if (m_pApp->FFI_IsCTRLKeyDown(nFlag) || m_pApp->FFI_IsALTKeyDown(nFlag))
+  if (m_pApp->IsCTRLKeyDown(nFlag) || m_pApp->IsALTKeyDown(nFlag))
     return GetAnnotHandler(pAnnot)->OnKeyDown(pAnnot, nKeyCode, nFlag);
 
   CPDFSDK_PageView* pPage = pAnnot->GetPageView();
   CPDFSDK_Annot* pFocusAnnot = pPage->GetFocusAnnot();
   if (pFocusAnnot && (nKeyCode == FWL_VKEY_Tab)) {
     CPDFSDK_Annot* pNext =
-        GetNextAnnot(pFocusAnnot, !m_pApp->FFI_IsSHIFTKeyDown(nFlag));
+        GetNextAnnot(pFocusAnnot, !m_pApp->IsSHIFTKeyDown(nFlag));
 
     if (pNext && pNext != pFocusAnnot) {
       CPDFSDK_Document* pDocument = pPage->GetSDKDocument();
       pDocument->SetFocusAnnot(pNext);
       return TRUE;
     }
   }
 
   return FALSE;
 }
@@ skipping 85 matching lines @@
       bNext ? pWidgetIterator->MoveToNext() : pWidgetIterator->MoveToPrevious();
   if (!hNextFocus && pSDKAnnot)
     hNextFocus = pWidgetIterator->MoveToFirst();
 
   return pPageView->GetAnnotByXFAWidget(hNextFocus);
 #else   // PDF_ENABLE_XFA
   CBA_AnnotIterator ai(pSDKAnnot->GetPageView(), CPDF_Annot::Subtype::WIDGET);
   return bNext ? ai.GetNextAnnot(pSDKAnnot) : ai.GetPrevAnnot(pSDKAnnot);
 #endif  // PDF_ENABLE_XFA
 }