Remove GetWidget() overrides

xfa/fwl/core/cfwl_pushbutton.cpp

Index: xfa/fwl/core/cfwl_pushbutton.cpp
diff --git a/xfa/fwl/core/cfwl_pushbutton.cpp b/xfa/fwl/core/cfwl_pushbutton.cpp
index 2d03e864125963021f566bf70b4a16bbcc8f4794..3f81d8c4497e6ce1472bde2e625bcb4fb530ad8e 100644
--- a/xfa/fwl/core/cfwl_pushbutton.cpp
+++ b/xfa/fwl/core/cfwl_pushbutton.cpp
@@ -23,14 +23,6 @@ void CFWL_PushButton::Initialize() {
   CFWL_Widget::Initialize();
 }
 
-IFWL_PushButton* CFWL_PushButton::GetWidget() {
-  return static_cast<IFWL_PushButton*>(m_pIface.get());
-}
-
-const IFWL_PushButton* CFWL_PushButton::GetWidget() const {
-  return static_cast<IFWL_PushButton*>(m_pIface.get());
-}
-
 FWL_Error CFWL_PushButton::GetCaption(CFX_WideString& wsCaption) {
   wsCaption = m_buttonData.m_wsCaption;
   return FWL_Error::Succeeded;