1 files changed, 4 insertions, 0 deletions
diff --git a/indra/llwindow/llwindowcallbacks.h b/indra/llwindow/llwindowcallbacks.h
index 6d1990e92b..cd54ccd7c9 100644
--- a/indra/llwindow/llwindowcallbacks.h
+++ b/indra/llwindow/llwindowcallbacks.h
@@ -41,6 +41,10 @@ public:
     virtual bool handleMouseDown(LLWindow *window,  LLCoordGL pos, MASK mask);
     virtual bool handleMouseUp(LLWindow *window,  LLCoordGL pos, MASK mask);
     virtual void handleMouseLeave(LLWindow *window);
+    // Called before close request is processed (ex: to create marker file in case OS is about to kill app).
+    virtual void handlePreCloseRequest();
+    virtual void handleCloseRequestCanceled();
+    virtual void handleSuspendRequest();
     // return true to allow window to close, which will then cause handleQuit to be called
     virtual bool handleCloseRequest(LLWindow *window, bool from_user);
     virtual bool handleSessionExit(LLWindow* window);