Kill dead IFWL_*::Initialize() variants dead.

xfa/src/fwl/src/core/fwl_formimp.cpp

Index: xfa/src/fwl/src/core/fwl_formimp.cpp
diff --git a/xfa/src/fwl/src/core/fwl_formimp.cpp b/xfa/src/fwl/src/core/fwl_formimp.cpp
index 2e215c408080688e6ceb7aaf3085f87e6a9ac7c9..21d810eeebf229b4953eadda0ab8bf6da79a0379 100644
--- a/xfa/src/fwl/src/core/fwl_formimp.cpp
+++ b/xfa/src/fwl/src/core/fwl_formimp.cpp
@@ -20,19 +20,6 @@
 IFWL_Form* IFWL_Form::Create() {
   return new IFWL_Form;
 }
-FWL_ERR IFWL_Form::Initialize(IFWL_Widget* pOuter) {
-  CFWL_FormImp* pFormImpl = new CFWL_FormImp(pOuter);
-  SetImpl(pFormImpl);
-  pFormImpl->SetInterface(this);
-  return pFormImpl->Initialize();
-}
-FWL_ERR IFWL_Form::Initialize(CFWL_WidgetImpProperties& properties,
-                              IFWL_Widget* pOuter) {
-  CFWL_FormImp* pFormImpl = new CFWL_FormImp(properties, pOuter);
-  SetImpl(pFormImpl);
-  pFormImpl->SetInterface(this);
-  return pFormImpl->Initialize();
-}
 FWL_ERR IFWL_Form::Initialize(CFWL_WidgetImpProperties& properties,
                               CFX_WideString* classname,
                               IFWL_Widget* pOuter) {