Remove some dead code.

fpdfsdk/fxedit/fxet_edit.cpp

Index: fpdfsdk/fxedit/fxet_edit.cpp
diff --git a/fpdfsdk/fxedit/fxet_edit.cpp b/fpdfsdk/fxedit/fxet_edit.cpp
index f2ff300452b223f6b333775dc3033339aaa6e918..a02a2a0278bd69330c0258352569c7adddc4bb95 100644
--- a/fpdfsdk/fxedit/fxet_edit.cpp
+++ b/fpdfsdk/fxedit/fxet_edit.cpp
@@ -791,10 +791,6 @@ void CFX_Edit::SetFontMap(IPVT_FontMap* pFontMap) {
   m_pVT->SetProvider(m_pVTProvide = new CFX_Edit_Provider(pFontMap));
 }
 
-void CFX_Edit::SetVTProvider(CPDF_VariableText::Provider* pProvider) {
-  m_pVT->SetProvider(pProvider);
-}
-
 void CFX_Edit::SetNotify(IFX_Edit_Notify* pNotify) {
   m_pNotify = pNotify;
 }