Convert GetWidgetRect to return rect.

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 3c95033aa0d0527de8550194bdac510f0aff9692..e8324fe502870083554bce4af4b73c5d633429ef 100644
--- a/xfa/fwl/core/cfwl_picturebox.cpp
+++ b/xfa/fwl/core/cfwl_picturebox.cpp
@@ -23,14 +23,13 @@ FWL_Type CFWL_PictureBox::GetClassID() const {
   return FWL_Type::PictureBox;
 }
 
-void CFWL_PictureBox::GetWidgetRect(CFX_RectF& rect, bool bAutoSize) {
-  if (!bAutoSize) {
-    rect = m_pProperties->m_rtWidget;
-    return;
-  }
+CFX_RectF CFWL_PictureBox::GetWidgetRect(bool bAutoSize) {
+  if (!bAutoSize)
+    return m_pProperties->m_rtWidget;
 
-  rect.Set(0, 0, 0, 0);
+  CFX_RectF rect;
   InflateWidgetRect(rect);
+  return rect;
 }
 
 void CFWL_PictureBox::Update() {