Remove GetWidget() overrides

xfa/fwl/core/cfwl_picturebox.cpp

Index: xfa/fwl/core/cfwl_picturebox.cpp
diff --git a/xfa/fwl/core/cfwl_picturebox.cpp b/xfa/fwl/core/cfwl_picturebox.cpp
index de6bf737b6cecb96f1c301bb9c18595ef070dada..51f9d77ca1056522b98b292c2138f701377dd1a9 100644
--- a/xfa/fwl/core/cfwl_picturebox.cpp
+++ b/xfa/fwl/core/cfwl_picturebox.cpp
@@ -23,14 +23,6 @@ void CFWL_PictureBox::Initialize() {
   CFWL_Widget::Initialize();
 }
 
-IFWL_PictureBox* CFWL_PictureBox::GetWidget() {
-  return static_cast<IFWL_PictureBox*>(m_pIface.get());
-}
-
-const IFWL_PictureBox* CFWL_PictureBox::GetWidget() const {
-  return static_cast<IFWL_PictureBox*>(m_pIface.get());
-}
-
 CFX_DIBitmap* CFWL_PictureBox::GetPicture() {
   return m_PictureBoxDP.m_pBitmap;
 }