Use smart pointers for class owned pointers

xfa/fwl/core/fwl_noteimp.h

Index: xfa/fwl/core/fwl_noteimp.h
diff --git a/xfa/fwl/core/fwl_noteimp.h b/xfa/fwl/core/fwl_noteimp.h
index c92395a13a955e6cfac6a4f71794124b3151026a..f923c395d518e521db0773cf30eb9bb9e90ad947 100644
--- a/xfa/fwl/core/fwl_noteimp.h
+++ b/xfa/fwl/core/fwl_noteimp.h
@@ -7,6 +7,7 @@
 #ifndef XFA_FWL_CORE_FWL_NOTEIMP_H_
 #define XFA_FWL_CORE_FWL_NOTEIMP_H_
 
+#include <memory>
 #include <unordered_map>
 
 #include "xfa/fwl/core/cfwl_event.h"
@@ -115,7 +116,7 @@ class CFWL_NoteDriver {
   IFWL_Widget* m_pHover;
   IFWL_Widget* m_pFocus;
   IFWL_Widget* m_pGrab;
-  CFWL_NoteLoop* m_pNoteLoop;
+  std::unique_ptr<CFWL_NoteLoop> m_pNoteLoop;
 };
 
 class CFWL_EventTarget {
@@ -147,7 +148,7 @@ class CFWL_ToolTipContainer final {
   ~CFWL_ToolTipContainer();
 
   CFWL_ToolTipImp* m_pToolTipImp;
-  CFWL_CoreToolTipDP* m_ToolTipDp;
+  std::unique_ptr<CFWL_CoreToolTipDP> m_pToolTipDp;
 
  private:
   static CFWL_ToolTipContainer* s_pInstance;