Remove dead code that was reactivated when fixing overrides.

fpdfsdk/src/formfiller/FFL_IFormFiller.cpp

Index: fpdfsdk/src/formfiller/FFL_IFormFiller.cpp
diff --git a/fpdfsdk/src/formfiller/FFL_IFormFiller.cpp b/fpdfsdk/src/formfiller/FFL_IFormFiller.cpp
index ce0a67f4febbd15dd66ca1dfcb8142ccc91aa4a0..2126c2a90374750803b8cf859fb759ce5e075b0f 100644
--- a/fpdfsdk/src/formfiller/FFL_IFormFiller.cpp
+++ b/fpdfsdk/src/formfiller/FFL_IFormFiller.cpp
@@ -800,9 +800,7 @@ FX_BOOL CFFL_IFormFiller::IsValidAnnot(CPDFSDK_PageView* pPageView,
   return FALSE;
 }
 
-void CFFL_IFormFiller::OnBeforeKeyStroke(FX_BOOL bEditOrList,
-                                         void* pPrivateData,
-                                         int32_t nKeyCode,
+void CFFL_IFormFiller::OnBeforeKeyStroke(void* pPrivateData,
                                          CFX_WideString& strChange,
                                          const CFX_WideString& strChangeEx,
                                          int nSelStart,
@@ -881,16 +879,3 @@ void CFFL_IFormFiller::OnBeforeKeyStroke(FX_BOOL bEditOrList,
     }
   }
 }
-
-void CFFL_IFormFiller::OnAfterKeyStroke(FX_BOOL bEditOrList,
-                                        void* pPrivateData,
-                                        FX_BOOL& bExit,
-                                        FX_DWORD nFlag) {
-  CFFL_PrivateData* pData = (CFFL_PrivateData*)pPrivateData;
-  ASSERT(pData->pWidget);
-
-  CFFL_FormFiller* pFormFiller = GetFormFiller(pData->pWidget, FALSE);
-
-  if (!bEditOrList)
-    pFormFiller->OnKeyStroke(bExit, nFlag);
-}