Remove CFWL_WidgetMgr::GetOwnerWidget()

It always returns nullptr.

Change-Id: Icee46a77e66e7f622e78c004b9da2be89573795f
Reviewed-on: https://pdfium-review.googlesource.com/c/pdfium/+/72771
Commit-Queue: Tom Sepez <tsepez@chromium.org>
Reviewed-by: Lei Zhang <thestig@chromium.org>

xfa/fwl/cfwl_combolist.cpp

diff --git a/xfa/fwl/cfwl_combolist.cpp b/xfa/fwl/cfwl_combolist.cpp
index 745ebb4..e78977b 100644
--- a/xfa/fwl/cfwl_combolist.cpp
+++ b/xfa/fwl/cfwl_combolist.cpp
@@ -64,10 +64,8 @@
 }
 
 CFX_PointF CFWL_ComboList::ClientToOuter(const CFX_PointF& point) {
-  CFX_PointF ret = point + CFX_PointF(GetProperties()->m_WidgetRect.left,
-                                      GetProperties()->m_WidgetRect.top);
-  CFWL_Widget* pOwner = GetOwner();
-  return pOwner ? pOwner->TransformTo(GetOuter(), ret) : ret;
+  return point + CFX_PointF(GetProperties()->m_WidgetRect.left,
+                            GetProperties()->m_WidgetRect.top);
 }
 
 void CFWL_ComboList::OnProcessMessage(CFWL_Message* pMessage) {

xfa/fwl/cfwl_widget.h

diff --git a/xfa/fwl/cfwl_widget.h b/xfa/fwl/cfwl_widget.h
index 054c7b1..d99fbef 100644
--- a/xfa/fwl/cfwl_widget.h
+++ b/xfa/fwl/cfwl_widget.h
@@ -99,7 +99,6 @@
   bool IsChild() const;
 
   CFWL_WidgetMgr* GetWidgetMgr() const { return m_pWidgetMgr.Get(); }
-  CFWL_Widget* GetOwner() { return m_pWidgetMgr->GetOwnerWidget(this); }
   CFWL_Widget* GetOuter() const { return m_pOuter; }
   CFWL_Widget* GetOutmost() const;
 

xfa/fwl/cfwl_widgetmgr.cpp

diff --git a/xfa/fwl/cfwl_widgetmgr.cpp b/xfa/fwl/cfwl_widgetmgr.cpp
index bdb343a..5ca6b9e 100644
--- a/xfa/fwl/cfwl_widgetmgr.cpp
+++ b/xfa/fwl/cfwl_widgetmgr.cpp
@@ -29,10 +29,6 @@
   return pParent ? pParent->pWidget : nullptr;
 }
 
-CFWL_Widget* CFWL_WidgetMgr::GetOwnerWidget(const CFWL_Widget* pWidget) const {
-  return nullptr;
-}
-
 CFWL_Widget* CFWL_WidgetMgr::GetPriorSiblingWidget(CFWL_Widget* pWidget) const {
   Item* pItem = GetWidgetMgrItem(pWidget);
   if (!pItem)

xfa/fwl/cfwl_widgetmgr.h

diff --git a/xfa/fwl/cfwl_widgetmgr.h b/xfa/fwl/cfwl_widgetmgr.h
index a932946..235dfdd 100644
--- a/xfa/fwl/cfwl_widgetmgr.h
+++ b/xfa/fwl/cfwl_widgetmgr.h
@@ -41,7 +41,6 @@
                     const CFX_Matrix& matrix);
 
   CFWL_Widget* GetParentWidget(const CFWL_Widget* pWidget) const;
-  CFWL_Widget* GetOwnerWidget(const CFWL_Widget* pWidget) const;
   CFWL_Widget* GetNextSiblingWidget(CFWL_Widget* pWidget) const;
   CFWL_Widget* GetFirstChildWidget(CFWL_Widget* pWidget) const;