Convert GetWidgetRect to return rect.

xfa/fwl/core/cfwl_spinbutton.cpp

Index: xfa/fwl/core/cfwl_spinbutton.cpp
diff --git a/xfa/fwl/core/cfwl_spinbutton.cpp b/xfa/fwl/core/cfwl_spinbutton.cpp
index 03ec5afdf8a5e8727f76d79ac9044a815ff3801d..68844f99000ad478e1fdf83948edc44afc5d684b 100644
--- a/xfa/fwl/core/cfwl_spinbutton.cpp
+++ b/xfa/fwl/core/cfwl_spinbutton.cpp
@@ -20,9 +20,6 @@
 #include "xfa/fwl/core/ifwl_themeprovider.h"
 
 namespace {
-
-const int kMinWidth = 18;
-const int kMinHeight = 32;
 const int kElapseTime = 200;
 
 }  // namespace
@@ -49,16 +46,6 @@ FWL_Type CFWL_SpinButton::GetClassID() const {
   return FWL_Type::SpinButton;
 }
 
-void CFWL_SpinButton::GetWidgetRect(CFX_RectF& rect, bool bAutoSize) {
-  if (!bAutoSize) {
-    rect = m_pProperties->m_rtWidget;
-    return;
-  }
-
-  rect.Set(0, 0, kMinWidth, kMinHeight);
-  InflateWidgetRect(rect);
-}
-
 void CFWL_SpinButton::Update() {
   if (IsLocked())
     return;