1 files changed, 14 insertions, 0 deletions
diff --git a/xfa/fwl/core/ifwl_timer.h b/xfa/fwl/core/ifwl_timer.h
index 9c1c56dd73..7562085060 100644
--- a/xfa/fwl/core/ifwl_timer.h
+++ b/xfa/fwl/core/ifwl_timer.h
@@ -10,19 +10,33 @@
 #include "core/fxcrt/fx_system.h"
 #include "xfa/fwl/core/fwl_error.h"
 
+class IFWL_AdapterTimerMgr;
 class IFWL_TimerInfo;
+class IFWL_Widget;
 
 class IFWL_Timer {
  public:
+  explicit IFWL_Timer(IFWL_Widget* parent) : m_pWidget(parent) {}
   virtual ~IFWL_Timer() {}
+
   virtual void Run(IFWL_TimerInfo* hTimer) = 0;
   IFWL_TimerInfo* StartTimer(uint32_t dwElapse, bool bImmediately);
+
+ protected:
+  IFWL_Widget* m_pWidget;  // Not owned.
 };
 
 class IFWL_TimerInfo {
  public:
+  explicit IFWL_TimerInfo(IFWL_AdapterTimerMgr* mgr) : m_pMgr(mgr) {
+    ASSERT(mgr);
+  }
   virtual ~IFWL_TimerInfo() {}
+
   FWL_Error StopTimer();
+
+ protected:
+  IFWL_AdapterTimerMgr* m_pMgr;  // Not owned.
 };
 
 #endif  // XFA_FWL_CORE_IFWL_TIMER_H_